Question 1: Palette 1/231

Allen MCQ

If a food particle is placed near the osculum of a sponge then it will

A

Be thrown away

B

Be ingested

C

Rotate around osculum

D

Be ingested first and then thrown out through ostia

Question 2: Palette 2/231

Allen MCQ

Bath sponge is common name of :

A

Spongilla

B

Euspongia

C

Euplectella

D

Leucosolenia

Question 3: Palette 3/231

Allen MCQ

Which one of the following is Coelenterate?

A

Sea urchin

B

Sea cucumber

C

Sea fan

D

Sea horse

Question 4: Palette 4/231

Allen MCQ

Which animal do not possess larval stage in its life cycle?

A

Ascaris

B

Frog

C

Taenia

D

Pheretima

Question 5: Palette 5/231

Allen MCQ

Which of the following is an Annelid?

A

sea horse

B

sea mouse

C

sea hare

D

sea pen

Question 6: Palette 6/231

Allen MCQ

Which of the following characteristic is shared by all arthropods?

A

Complete metamorphosis

B

Wings

C

Jointed appendages

D

Tracheal system

Question 7: Palette 7/231

Allen MCQ

Members of phylum Arthropoda lack one of the following feature :

A

External skeleton made of chitin

B

Compound eyes

C

Excretion by malphigian tubules

D

Usually a close type of blood vascular system

Question 8: Palette 8/231

Allen MCQ

Cockroach, house fly and mosquitoes are insect because they have :

A

Chitinous exoskeleton and body divided into head and cephalothorax

B

Six legs, compound eyes and body divided into head, thorax and abdomen

C

Segmented body with jointed feet and chitinous exoskeleton

D

Three pairs of legs, one pair of antennae and flame cells

Question 9: Palette 9/231

Allen MCQ

Which of the following animal is considered as "Living fossil"?

A

Limulus

B

Spider

C

Sycon

D

Scorpion

Question 10: Palette 10/231

Allen MCQ

Select the economically important insect :

A

Locusta

B

Culex

C

Aedes

D

Apis

Question 11: Palette 11/231

Allen MCQ

Which animal has visceral hump ?

A

Culex

B

Apis

C

Nereis

D

Pila

Question 12: Palette 12/231

Allen MCQ

Which mollusca is called tusk shell?

A

Neopilina

B

Pila

C

Dentalium

D

Doris

Question 13: Palette 13/231

Allen MCQ

Secretion of shell in molluscs take place by:

A

Foot

B

Ink gland

C

Radula

D

Mantle

Question 14: Palette 14/231

Allen MCQ

Which of the following characteristic is not of phylum mollusca?

A

Soft body covered usually by a shell

B

Segmented body

C

Triploblastic

D

Presence of coelom

Question 15: Palette 15/231

Allen MCQ

The most characteristic feature of molluscs is the presence of :

A

Hard body

B

Shell

C

Mantle

D

Foot

Question 16: Palette 16/231

Allen MCQ

Open type of blood vascular system and presence of haemocyanin pigment are the characters of :

A

Mollusca

B

Annelida

C

Echinodermata

D

Hemichordata

Question 17: Palette 17/231

Allen MCQ

Member of Echinodermata has a specific system, which is not found in other phylum, it is :

A

Canal system

B

Water vascular system

C

Respiratory system

D

Jointed appendages

Question 18: Palette 18/231

Allen MCQ

Segmentation of body is not represented in:

A

Cray − fish

B

Sepia

C

Grass hopper

D

Silver fish

Question 19: Palette 19/231

Allen MCQ

Which of the following is not related with Echinodermata ?

A

Madreporite

B

Parapodia

C

Marine habitat

D

Autotomy

Question 20: Palette 20/231

Allen MCQ

Locomotory organs of echinoderms are :

A

Tube feet

B

Setae

C

Parapodia

D

Pseudopodia

Question 21: Palette 21/231

Allen MCQ

Absence of excretory organs, great power of regeneration and exclusively marine animals belongs to the phylum :

A

Mollusca

B

Arthropoda

C

Echinodermata

D

Annelida

Question 22: Palette 22/231

Allen MCQ

Stomochord (Buccal diverticulum) is present in:

A

Amphioxus

B

Herdmania

C

Balanoglossus

D

Asterias

Question 23: Palette 23/231

Allen MCQ

Which of the following character does not belong to Arthropoda?

A

Closed circulatory system

B

Movable jaws

C

Segmented body

D

Jointed legs

Question 24: Palette 24/231

Allen MCQ

Chiton is included in phylum :

A

Annelida

B

Arthropoda

C

Mollusca

D

Echinodermata

Question 25: Palette 25/231

Allen MCQ

Coxal glands are the excretory organ of :

A

Cray fish

B

Devil fish

C

Jelly fish

D

Scorpion

Question 26: Palette 26/231

Allen MCQ

Most of the adult insects have six legs and:

A

Two antennae and four wings

B

Four antennae and four wings

C

Two antennae and two or four wings

D

Four wings and four eyes

Question 27: Palette 27/231

Allen MCQ

In Hydra, waste material of food digestion and nitrogenous waste material removed respectively from :

A

Mouth and mouth

B

Body wall and body wall

C

Mouth and body wall

D

Mouth and tentacles

Question 28: Palette 28/231

Allen MCQ

Given below are four matchings of an animal and its kind of respiratory organ : A. Silver fish – Trachea B. Scorpion – Book lung C. Sea squirt – Pharyngeal gills D. Dolphin Skin The correct matchings are :

A

A and D

B

A, B and C

C

B and D

D

C and D

Question 29: Palette 29/231

Allen MCQ

In contrast to Annelids, the Platyhelminthes show :

A

Absence of body cavity

B

Presence of pseudocoel

C

Radial symmetry

D

Bilateral symmetry

Question 30: Palette 30/231

Allen MCQ

The canal system is characteristic feature of:

A

Sponges

B

Helminthes

C

Echinoderms

D

Coelenterates

Question 31: Palette 31/231

Allen MCQ

Which of the following is pseudoceolomate?

A

Hydra

B

Periplaneta

C

Ascaris

D

Pheretima

Question 32: Palette 32/231

Allen MCQ

Sycon belongs to a group of animals, which are best described as :

A

Unicellular or acellular

B

Multicellular without any tissue organization

C

Multicellular with a gastrovascular system

D

Multicellular having tissue organization, but no body cavity

Question 33: Palette 33/231

Allen MCQ

Which one of the following phyla is correctly matched with its general characteristics ?

A

Porifera Cellular level of organisation and external fertilisation

B

Coelenterata Diploblastic and mostly Asymmetric

C

Aschelminthes Pseudocoelomates and dioecious

D

Hemichordata Coelomates and closed circulatory system

Question 34: Palette 34/231

Allen MCQ

Which one of the following is a matching pair of a body feature and the animal possessing it?

A

Canal system – Asterias

B

Metagenesis – Obelia

C

Dorsal nerve cord – Pheretima

D

Muscular pharynx – Taenia

Question 35: Palette 35/231

Allen MCQ

One of the following animals is not hermaphrodite :

A

Earthworm

B

Leech

C

Taenia

D

Ascaris

Question 36: Palette 36/231

Allen MCQ

In Annelids formation of larva is usually absent but when present the larva is called:

A

Tadpole

B

Planula

C

Trochophore

D

Ephyra

Question 37: Palette 37/231

Allen MCQ

Excretion in most Annelids take place by :

A

Kidneys

B

Flame cells

C

Nephridia

D

Ciliated funnel

Question 38: Palette 38/231

Allen MCQ

Seaanemone belongs to phylum :

A

Protozoa

B

Porifera

C

Coelenterata

D

Echinodermata

Question 39: Palette 39/231

Allen MCQ

Skeleton is made up of in porifera.

A

Spicules

B

Spongin

C

Both 1 and 2

D

Chitin

Question 40: Palette 40/231

Allen MCQ

Find the odd

A

Sea fan

B

sea horse

C

sea cucumber

D

sea lily

Question 41: Palette 41/231

Allen MCQ

Which animal has only cylindrical form?

A

Physalia

B

Adamsia

C

Hydra

D

Both 2 and 3

Question 42: Palette 42/231

Allen MCQ

Which animal is umbrellashaped and free swiming?

A

Aurelia

B

Jellyfish

C

Hydra

D

1 and 2

Question 43: Palette 43/231

Allen MCQ

Corals have a skeleton composed of

A

CaCO₃

B

CaPO₄

C

CaCl₂

D

CaSiO₂

Question 44: Palette 44/231

Allen MCQ

Identify the animal shown in diagram

A

Tape worm

B

Pleurobrachia

C

Nereis

D

Octopus

Question 45: Palette 45/231

Allen MCQ

Choose the correct combination of the given option?

A

Calotes garden lizard

B

Chameleon krait

C

Naja viper

D

Crocodilus tortoise

Question 46: Palette 46/231

Allen MCQ

Which one of the following mammalia live in water?

A

Bat

B

Platypus

C

Macropus

D

Blue whale

Question 47: Palette 47/231

Allen MCQ

The distinguishing feature of all chordates is:

A

A ventrally placed nerve cord

B

A water vascular system

C

A chitinous exoskeleton

D

An elastic rod (Notochord)

Question 48: Palette 48/231

Allen MCQ

Chordates possess :

A

Dorsal nerve cord placed below gut

B

Single hollow nerve cord placed dorsal to gut

C

Double ventral nerve cord

D

Single, solid and ventral nerve cord

Question 49: Palette 49/231

Allen MCQ

In vertebrates, the notochord :

A

Persists throughout the life

B

Is partially replaced by vertebral Column-

C

Is completely replaced by vertebral Column-

D

Is partially or fully replaced by vertebral Column-

Question 50: Palette 50/231

Allen MCQ

Which one is the distinguishing feature of all vertebrates?

A

An internal bony or cartilagenous skeleton

B

A hairy body covering

C

Presence of mammary glands

D

Open type of circulatory system

Question 51: Palette 51/231

Allen MCQ

Which one of the following amphibia is common toad?

A

Ichthyophis

B

Bufo

C

Frog

D

Salamandra

Question 52: Palette 52/231

Allen MCQ

Which of the following group of animals have a constant body temperature?

A

Reptiles, aves & Mammalia

B

Aves & cyclostomata

C

Pisces & amphibia

D

Aves & Mammalia

Question 53: Palette 53/231

Allen MCQ

Which is poikilothermic animal?

A

Tortoise

B

Pigeon

C

Penguin

D

Whale

Question 54: Palette 54/231

Allen MCQ

Which of the following is not the feature of snakes ?

A

Eggs

B

Limbs

C

Scales

D

Kidney

Question 55: Palette 55/231

Allen MCQ

Which of the following groups includes Endothermic animals (Homothermal) :

A

Crocodile, alligator, turtle

B

Whale, pigeon, bat

C

Seahorse, dog fish, cat fish

D

Toad, frog, salamander

Question 56: Palette 56/231

Allen MCQ

Number of cranial nerves in a crocodile is :

A

8pairs

B

10pairs

C

12pairs

D

14pairs

Question 57: Palette 57/231

Allen MCQ

Mostly birds are :

A

Uricotelic and oviparous

B

Uricotelic and viviparous

C

Ammonotelic and oviparous

D

Uricotelic and ovoviviparous

Question 58: Palette 58/231

Allen MCQ

The primitive characters of Duck billed platypus suggest that it :

A

Is a degenerated mammals

B

Shows the stage between aves and mammals

C

shows the stage between reptiles and birds

D

Shows the stage between reptiles and mammals

Question 59: Palette 59/231

Allen MCQ

Find out correct statement :

A

All birds can fly

B

All snakes are poisonous

C

All amphibians lay eggs in water

D

All mammals are viviparous

Question 60: Palette 60/231

Allen MCQ

Oviparous animal is :

A

Scoliodon

B

Viper

C

Scorpion

D

Cobra

Question 61: Palette 61/231

Allen MCQ

Characteristic of Corvus is :

A

Unisexual and sexual dimorphism absent

B

Bisexual and sexual dimorphism absent

C

Unisexual and sexual dimorphism present

D

Bisexual and sexual dimorphism present

Question 62: Palette 62/231

Allen MCQ

Which of the following is a "Lizard bird"?

A

Archaeopteryx

B

Struthio

C

Aptenodytes

D

Humming bird

Question 63: Palette 63/231

Allen MCQ

Uropygial or preen glands occur in :

A

Reptiles

B

Birds

C

Amphibians

D

Mammals RL

Question 64: Palette 64/231

Allen MCQ

The character found only in birds is :

A

Toothless beak

B

Bipedal locomotion

C

Wings

D

Feathers

Question 65: Palette 65/231

Allen MCQ

Which of the following characters is not related to Aves?

A

Homiothermy and presence of oil glands in skin

B

Female genital organs of both sides functional

C

Female genital organs of one sides functional

D

Exoskeleton of feathers

Question 66: Palette 66/231

Allen MCQ

Muscular diaphragm is found in :

A

Amphibian

B

Mammal

C

Reptilian

D

Fish

Question 67: Palette 67/231

Allen MCQ

Whales are included in the same taxonomic class as :

A

Sharks

B

Crocodile

C

Sea horse

D

Gorilla

Question 68: Palette 68/231

Allen MCQ

Which of the following group of vertebrates have dicondylic skull?

A

Amphibia & mammals

B

Reptilia & Aves

C

Aves & mammals

D

Reptilia & mammals

Question 69: Palette 69/231

Allen MCQ

Hair are not found in adult whale, its body temperature is regulated by :

A

Sweat glands

B

Blubber

C

Blood circulation

D

Water

Question 70: Palette 70/231

Allen MCQ

Two chambered heart is the feature of :

A

Mammals

B

Aves

C

Amphibia

D

Pisces

Question 71: Palette 71/231

Allen MCQ

Which of the following animals have character of both reptiles and mammals?

A

Ornithorhynchus

B

Pteropus

C

Macropus

D

Canis

Question 72: Palette 72/231

Allen MCQ

An egg laying mammal is :

A

Kangaroo

B

Platypus

C

Koala

D

Whale

Question 73: Palette 73/231

Allen MCQ

Presence of gills in the tadpole of frog indicates that :

A

Fishes evolved from frog like ancestors

B

Frogs will have gills in future

C

Frogs evolved from gilled ancestors

D

Fishes were amphibious in the past

Question 74: Palette 74/231

Allen MCQ

Hollow air filled bones (pneumatic bones) occur in :

A

Mammals

B

Reptiles

C

Urodela

D

Aves

Question 75: Palette 75/231

Allen MCQ

Which of the following character is not found in all the chordates?

A

Diaphragm

B

Coelom

C

Pharyngeal gill slits

D

Dorsal nerve cord

Question 76: Palette 76/231

Allen MCQ

In which of the following animal post anal tail is found :

A

Earthworm

B

Lower invertebrate

C

Scorpion

D

Snake

Question 77: Palette 77/231

Allen MCQ

In which of the following notochord is present in embryonic stage :

A

All chordates

B

Some chordates

C

Vertebrates

D

Nonchordates

Question 78: Palette 78/231

Allen MCQ

Axolotl larva is the name of larva of :

A

Amphioxus

B

Silkworm

C

Salamandra

D

Round worm

Question 79: Palette 79/231

Allen MCQ

Most favourable land adaptation in reptiles is:

A

Lungs

B

Scales

C

Moist skin

D

Pentadactylous limbs

Question 80: Palette 80/231

Allen MCQ

Ichthyophis belongs to :

A

Amphibia

B

Mollusca

C

Annelida

D

Reptilia

Question 81: Palette 81/231

Allen MCQ

Air sacs connected to lungs supplement respiration in :

A

Lung fishes

B

Birds

C

Reptilia

D

Mammals

Question 82: Palette 82/231

Allen MCQ

Which of the following reptile is nonpoisonous ?

A

Cobra

B

Krait

C

Viper

D

Python

Question 83: Palette 83/231

Allen MCQ

Tailed amphibian is :

A

Icthyophis

B

Frog

C

Salamandra

D

Toad

Question 84: Palette 84/231

Allen MCQ

Monocondylar, Poikilothermal animals are:

A

Birds

B

Amphibia

C

Reptiles

D

Mammals

Question 85: Palette 85/231

Allen MCQ

Which one of the following is a true fish ?

A

Cray fish

B

Jelly fish

C

Silver fish

D

Cat fish

Question 86: Palette 86/231

Allen MCQ

Corpus callosum is found in the brain of :

A

Elephant

B

Pigeon

C

Crocodile

D

Frog

Question 87: Palette 87/231

Allen MCQ

One of the following is a very unique feature of the mammalian body :

A

Presence of muscular diaphragm

B

Four chambered heart

C

Rib cage

D

Homeothermy

Question 88: Palette 88/231

Allen MCQ

Which is the smallest taxonomic group having cranium, vetebral Column-, ventral heart, pulmonary respiration and two pairs of legs?

A

Chordata

B

Gnathostomata

C

Vertebrata

D

Tetrapoda

Question 89: Palette 89/231

Allen MCQ

Which of the following has no teeth in its mouth?

A

Tortoise

B

Crocodile

C

Hemidactylus

D

Draco

Question 90: Palette 90/231

Allen MCQ

Feathers of birds are modified :

A

Epidermal scales

B

Bony scales

C

Plates

D

Scutes

Question 91: Palette 91/231

Allen MCQ

Identify the animal

A

Ascidia

B

Salpa

C

Amphioxus

D

Doliolum

Question 92: Palette 92/231

Allen MCQ

Notochord is present only in larval tail of :

A

Urochordata

B

Cephalochordata

C

Vertebrata

D

Protochordates

Question 93: Palette 93/231

Allen MCQ

Vertebrates have ventral muscular heart with chambers.

A

2

B

3

C

4

D

All above

Question 94: Palette 94/231

Allen MCQ

Larve of ______ after metamorphosis return to the ocean.

A

Scoliodon

B

Shark

C

Lamprey

D

Flying fish

Question 95: Palette 95/231

Allen MCQ

Air bladder is absent in ______.

A

Dog fish

B

Catla

C

Rohu

D

Flying fish

Question 96: Palette 96/231

Allen MCQ

Sea horse is ______.

A

a bird

B

a mammal

C

an amphibian

D

a fish

Question 97: Palette 97/231

Allen MCQ

Which group of vertebrates have characteristic features the presence of feathers and most of them can fly ?

A

Mammals

B

Fishes

C

Reptiles

D

Birds

Question 98: Palette 98/231

Allen MCQ

Which class name refers to their creeping or crawling mode of locomotion (Latin, repere or reptum, to creep or crawl)?

A

Aves

B

Mammalia

C

Amphibia

D

Reptilia

Question 99: Palette 99/231

Allen MCQ

Which one of the following living organisms completely lacks a cell wall?

A

Cyanobacteria

B

Sea – fan (Gorgonia)

C

Saccharomyces

D

Bluegreen algae

Question 100: Palette 100/231

Allen MCQ

Select the Taxon mentioned that represents both marine and fresh water species :

A

Echinoderms

B

Ctenophora

C

Cephalochordata

D

Cnidaria

Question 101: Palette 101/231

Allen MCQ

Planaria possess high capacity of :

A

Metamorphosis

B

Regeneration

C

Alternation of generation

D

Bioluminescence

Question 102: Palette 102/231

Allen MCQ

A marine cartilaginous fish that can produce electric current is :

A

Pristis

B

Torpedo

C

Trygon

D

Scoliodon

Question 103: Palette 103/231

Allen MCQ

Which of the following animals is not viviparous?

A

Elephant

B

Platypus

C

Whale

D

Flying fox (Bat)

Question 104: Palette 104/231

Allen MCQ

Which of the following represents the correct combination without any exception?

A

Characteristics-Mouth ventral, gills without operculum; skin with placoid scales; persistent notochord ,Class-Chondrichthyes

B

Characteristics-Sucking and circular mouth; jaws absent, integument without scales; paired appendages, Class-Cyclostomata

C

Characteristics-Body covered with feathers; skin moist and glandular; fore-limbs form wings; lungs with air sacs ,Class-Aves

D

Characteristics-Mammary gland; hair on body; pinnae; two pairs of limbs ,Class-Mammalia

Question 105: Palette 105/231

Allen MCQ

Metagenesis refers to :

A

Presence of a segmented body and parthenogenetic mode of reproduction

B

Presence of different morphic forms

C

Alternation of generation between asexual and sexual phases of an organism

D

Occurrence of a drastic change in form during postembryonic development

Question 106: Palette 106/231

Allen MCQ

Which one of the following animals has two separate circulatory pathways ?

A

Shark

B

Frog

C

Lizard

D

Whale

Question 107: Palette 107/231

Allen MCQ

Body having meshwork of cells, internal cavities lined with food filtering flagellated cells and indirect development are the characteristics of phylum :

A

Protozoa

B

Coelenterata

C

Porifera

D

Mollusca

Question 108: Palette 108/231

Allen MCQ

A jawless fish, which lays eggs in fresh water and whose ammocoetes larvae after metamorphosis return to the ocean is :

A

Petromyzon

B

Eptatretus

C

Myxine

D

Neomyxine

Question 109: Palette 109/231

Allen MCQ

Which of the following characteristic features always holds true for the corresponding group of animals?

A

Cartilaginous endoskeleton,Chondrichthyes

B

Viviparous,Mammalia

C

Possess a mouth withan upper and a lower jaw,Chordata

D

3-chambered heartwith one incompletelydivided ventricle,Reptilia

Question 110: Palette 110/231

Allen MCQ

Which one of the following characteristics is not shared by birds and mammals ?

A

Ossified endoskeleton

B

Breathing using lungs

C

Viviparity

D

Warm blooded nature

Question 111: Palette 111/231

Allen MCQ

Choose the correct statement.

A

All reptiles have a threechambered heart.

B

All pisces have gills covered by an operculum.

C

All mammals are viviparous.

D

All cyclostomes do not possess jaws and paired fins.

Question 112: Palette 112/231

Allen MCQ

An important characteristic that Hemichordates share with Chordates is :

A

Ventral tubular nerve cord

B

Pharynx with gill slits

C

Pharynx without gill slits

D

Absence of notochord

Question 113: Palette 113/231

Allen MCQ

Which among these is the correct combination of aquatic mammals ?

A

Dolphins, Seals, Trygon

B

Whales, Dolphins, Seals

C

Trygon, Whales, Seals

D

Seals, Dolphins, Sharks

Question 114: Palette 114/231

Allen MCQ

In case of poriferans, the spongocoel is lined with flagellated cells called:

A

oscula

B

choanocytes

C

mesenchymal cells

D

ostia

Question 115: Palette 115/231

Allen MCQ

Which of the following animals does not undergo metamorphosis?

A

Earthworm

B

Tunicate

C

Moth

D

Starfish

Question 116: Palette 116/231

Allen MCQ

Identify the vertebrate group of animals characterized by crop and gizzard in its digestive sytstem.

A

Amphibia

B

Reptilia

C

Aves

D

Osteichthyes

Question 117: Palette 117/231

Allen MCQ

Which one of these animals is not a homeotherm?

A

Macropus

B

Chelone

C

Camelus

D

Psittacula

Question 118: Palette 118/231

Allen Match the Columns

Match the following organisms with their respective characteristics : Match Column- I with Column- II.
Select the correct option from the following:

Column-I	Column-II
(A) Pila (B) Bombyx (C) Pleurobrachia (D) Taenia	(P) Flame cells (Q) Comb plates (R) Radula (S) Malpighian tubules

A

A-R, B-Q, C-P, D-S

B

A-R, B-S, C-Q, D-P

C

A-R, B-S, C-Q, D-P

D

A-I, B-Q, C-S, D-P

Question 119: Palette 119/231

Allen MCQ

Consider following features : (A) Organ system level of organisation (B) Bilateral symmetry (C) True coelomates with segmentation of body Select the correct option of animal groups which possess all the above characteristics.

A

Annelida, Arthropoda and Chordata

B

Annelida, Arthropoda and Mollusca

C

Arthropoda, Mollusca and Chordata

D

Annelida, Mollusca and Chordata

Question 120: Palette 120/231

Allen Match the Columns

Match the following genera with their respective phylum: Match Column- I with Column- II Select the correct option:

Column-I	Column-II
(A) Ophiura (B) Physalia (C) Pinctada (D) Planaria	(I) Mollusca (II) Platyhelminthes (III) Echinodermata (IV) Coelenterata

A

a−(iv), b−(i), c−(iii), d–(ii)

B

a−(iii), b−(iv), c–(i), d−(ii)

C

a−(i), b−(iii), c−(iv), d–(ii)

D

a−(iii), b−(iv), c−(ii), d−(i)

Question 121: Palette 121/231

Allen MCQ

Which of the following animals are true coelomates with bilateral symmetry?

A

Adult Echinoderms

B

Aschelminthes

C

Platyhelminthes

D

Annelids

Question 122: Palette 122/231

Allen Match the Columns

Match the following Column-s and select the correct option. Match Column- I with Column- II:

Column-I	Column-II
(A) 6 15 pairs of (B) Heterocercal caudal fin (C) Air Bladder (D) Poison sting	(I) Trygon gill slits (II) Cyclostomes (III) Chondrichthyes (IV) Osteichthyes

A

A-I, B-IV, C-III, D-II

B

A-II, B-III, C-IV, D-I

C

A-III, B-IV, C-I, D-II

D

A-IV, B-II, C-III, D-I

Question 123: Palette 123/231

Allen MCQ

Which of the following statements are true for the phylumChordata ?
(a) In Urochordata notochord extends from head to tail and it is present throughout their life.
(b) In Vertebrata notochord is present during the embryonic period only.
(c) Central nervous system is dorsal and hollow.
(d) Chordata is divided into 3 subphyla : Hemichordata, Tunicata and Cephalochordata.

A

(b) and (c)

B

(d) and (c)

C

(c) and (a)

D

(a) and (b)

Question 124: Palette 124/231

Allen Match the Columns

Match the following Column-s and select the correct option. Match Column- I with Column- II

Column-I	Column-II
(A) Gregarious (B) Adult with radial (C) Book lungs (D) Bioluminescence	(I) Asterias polyphagous pest (II) Scorpion symmetry and larva with bilateral symmetry (III) Ctenoplana (IV) Locusta

A

a−(ii), b–(i), c−(iii), d–(iv)

B

a−(i), b−(iii), c–(ii), d–(iv)

C

a−(iv), b−(i), c–(ii), d–(iii)

D

a−(iii), b–(ii), c−(i), d–(iv)

Question 125: Palette 125/231

Allen MCQ

Bilaterally symmetrical and acoelomate animals are exemplified by:

A

Annelida

B

Ctenophora

C

Platyhelminthes

D

Aschelminthes

Question 126: Palette 126/231

Allen MCQ

Which of the following options does correctly represent the characteristic features of phylum Annelida ?

A

Triploblastic, unsegmented body and bilaterally symmetrical.

B

Triploblastic, segmented body and bilaterally symmetrical.

C

Triploblastic, flattened body and acoelomate condition.

D

Diploblastic, mostly marine and radially symmetrical.

Question 127: Palette 127/231

Allen Match the Columns

Match the following group of organisms with their respective distinctive characteristics and select the correct option Organisms Characteristics. Match Column- I with Column- II

Column-I	Column-II
(A) Platyhelminthes (B) Echinoderms (C) Hemichordates (D) Aves	(I) Cylindrical body with no segmentation (II) Warm blooded animals with direct development (III) Bilateral symmetry with incomplete digestive system (IV) Radial symmetry with Indirect development

A

a−(iii), b–(iv), c−(i), d–(ii)

B

a−(ii), b−(iii), c–(iv), d–(i)

C

a−(iv), b−(i), c−(ii), d–(iii)

D

a−(i), b−(ii), c−(iii), d–(iv)

Question 128: Palette 128/231

Allen MCQ

All vertebrates are chordates but all chordates are not vertebrates, why?

A

Notochord is replaced by vertebral Column- in adult of some chordates.

B

Ventral hollow nerve cord remains throughout life in some chordates.

C

All chordates possess vertebral Column-.

D

All chordates possess notochord throughout their life.

Question 129: Palette 129/231

Allen Match the Columns

Match the following Column-s and select the correct option : Match Column- I with Column- II

Column-I	Column-II
(A) Aptenodytes (B) Pteropus (C) Pterophyllum (D) Petromyzon	(I) Flying fox (II) Angel fish (III) Lamprey (IV) Penguin

A

(a)(iii), (b)(iv), (c)(ii), (d)(i)

B

(a)(iii), (b)(iv), (c)(i), (d)(ii)

C

(a)(iv), (b)(i), (c)(ii), (d)(iii)

D

(a)(ii), (b)(i), (c)(iv), (d)(iii)

Question 130: Palette 130/231

Allen MCQ

Read the following statements. (a) Metagenesis is observed in Helminths.
(b) Echinoderms are triploblastic and coelomate animals.
(c) Round worms have organsystem level of body organization.
(d) Comb plates present in ctenophores help in digestion.
(e) Water vascular system is characteristic of echinoderms.
Choose the correct answer from the options given below.

A

(c), (d) and (e) are correct

B

(a), (b) and (c) are correct

C

(a), (d) and (e) are correct

D

(b), (c) and (e) are correct

Question 131: Palette 131/231

Allen Match the Columns

Match Column- I with Column- II. Match Column- I with Column- II

Column-I	Column-II
(A) Metamerism (B) Canal system (C) Comb plates (D) Cnidoblasts	(I) Coelenterata (II) Ctenophora (III) Annelida (IV) Porifera

A

a-iv, b-iii, c-i, d-ii

B

a-iii, b-iv, c-i, d-ii

C

a-ii, b-iv, c-ii, d-i

D

a-iv, b-i, c-ii, d-iii

Question 132: Palette 132/231

Allen Match the Columns

Match the following: Match Column- I with Column- II

Column-I	Column-II
(A) Physalia (B) Limulus (C) Ancylostoma (D) Pinctada	(I) Pearl oyster (II) Portuguese Man of War (III) Living fossil (IV) Hookworm

A

aii, biii, ci, div

B

aiv, bi, ciii, dii

C

aii, biii, civ, di

D

ai, biv, cii, dii

Question 133: Palette 133/231

Allen MCQ

Which one of the following organisms bears hollow and pneumatic long bones?

A

Neophron

B

Hemidactylus

C

Macropus

D

Ornithorhynchus

Question 134: Palette 134/231

Allen MCQ

Nitrogenous waste is excreted in the form of pellet or paste by :

A

Salamandra

B

Hippocampus

C

Pavo

D

Ornithorhynchus

Question 135: Palette 135/231

Allen MCQ

Assertion (A) : All vertebrates are chordates but all chordates are not vertebrates. Reason (R) : Notochord is replaced by vertebral Column- in the adult vertebrates. In the light of the above statements, choose the most appropriate answer from the options given below :

A

Both (A) and (R) are correct but (R) is not the correct explanation of (A)

B

(A) is correct but (R) is not correct

C

(A) is not correct but (R) is correct

D

Both (A) and (R) are correct and (R) is the correct explanation of (A)

Question 136: Palette 136/231

Allen MCQ

In which of the following animals, digestive tract has additional chambers like crop and gizzard?

A

Bufo, Balaenoptera, Bangarus

B

Catla, Columba, Crocodilus

C

Pavo, Psittacula, Corvus

D

Corvus, Columba, Chameleon

Question 137: Palette 137/231

Allen MCQ

Select the incorrect statements with respect to cyclostomes:
(a) They lack scales and paired fins. (b) They have circular mouth with jaws. (c) They bear 615 pairs of gills (d) They migrate to deep sea for spawning.
Choose the most appropriate answer from the options given below.

A

(a) and (b) only

B

(b) and (c) only

C

(b) and (d) only

D

(a) and (d) only

Question 138: Palette 138/231

Allen MCQ

Which of the following animals has three chambered heart?

A

Scoliodon

B

Hippocampus

C

Chelone

D

Pteropus

Question 139: Palette 139/231

Allen MCQ

Radial symmetry is NOT found in adults of phylum

A

Hemichordata

B

Coelenterata

C

Echinodermata

D

Ctenophora

Question 140: Palette 140/231

Allen MCQ

Select the correct statements with reference to chordates. A. Presence of middorsal, solid and double nerve cord. B. Presence of closed circulatory system C. Presence of paired pharyngeal gill slits D. Presence of dorsal heart E. Triploblastic pseudocoelomate animals Choose the correct answer from the options given below:

A

B and C only

B

B, D and E only

C

C, D and E only

D

A, C and D only

Question 141: Palette 141/231

Allen MCQ

The unique mammalian characteristics are :

A

hairs, pinna and mammary glands

B

hairs, pinna and indirect development

C

pinna, monocondylic skull and mammary glands

D

hairs, tympanic membrane and mammary glands

Question 142: Palette 142/231

Allen Match the Columns

Match Column-I with Column-II. Match Column- I with Column- II

Column-I	Column-II
(A) Contractile vacuole (B) Water vascular system (C) Canal system (D) Flame cells	(I) Asterias (II) Amoeba (III) Spongilla (IV) Taenia

A

(A)(IV), (B)(II), (C)(I), (D)(II)

B

(A)(I), (B)(III), (C)(I), (D)(IV)

C

(A)(III), (B)(I), (C)(I), (D)(IV)

D

(A)(II), (B)(I), (C)(III), (D)(IV)

Question 143: Palette 143/231

Allen MCQ

Select the correct statements :
(A) Platyhelminthes are triploblastic pseudocoelomate and bilaterally symmetrical organisms.
(B) Ctenophores reproduce only sexually and fertilization is external.
(C) In tapeworm, fertilization is internal but sexes are not separate.
(D) Ctenophores are exclusively marine, diploblasticandbioluminescent organisms.
(E) In sponges, fertilization is external and development is direct.
Choose the correct answer from the options given below :

A

(A), (C) and (D) only

B

(B), (C) and (D) only

C

(A) and (E) only

D

(B) and (D) only

Question 144: Palette 144/231

Allen Match the Columns

Match Column- I with Column- II.

Column-I	Column-II
(A) Pleurobrachia (B) Radula (C) Stomochord (D) Air bladder	(I) Mollusca (II) Ctenophora (III) Osteichthyes (IV) Hemichordata

A

AIV, BII, CIII, DI

B

AII, BI, CIV, DIII

C

AII, BIV, CI, DIII

D

AIV, BIII, CII, DI

Question 145: Palette 145/231

Allen MCQ

Consider the following statements : A. Annelids are true coelomates B. Poriferans are pseudocoelomates C. Aschelminthes are acoelomates D. Platyhelminthes are pseudocoelomates Choose the correct answer from the options given below :

A

B only

B

A only

C

C only

D

D only

Question 146: Palette 146/231

Allen Match the Columns

Match Column- I with Column- II.

Column-I	Column-II
(A) Pterophyllum (B) Myxine (C) Pristis (D) Exocoetus	(I) Hag fish (II) Saw fish (III) Angel fish (IV) Flying fish

A

AII, BI, CIII, DIV

B

AIII, BI, CII, DIV

C

AIV, BI, CII, DIII

D

AIII, BII, CI, DIV

Question 147: Palette 147/231

Allen MCQ

The following are the statements about nonchordates : A. Pharynx is perforated by gill slits. B. Notochord is absent. C. Central nervous system is dorsal. D. Heart is dorsal if present. E. Post anal tail is absent.

A

A & C only

B

A, B & D only

C

B, D & E only

D

B, C &D only

Question 148: Palette 148/231

Allen Match the Columns

Match Column-I with Column-II.

Column-I	Column-II
(A) Chondrichthyes (B) Cyclostomata (C) Osteichthyes (D) Amphibia	(I) Clarias (II) Carcharodon (III) Myxine (IV) Ichthyophis

A

AII, BIV, CI, DIII

B

AI, BIII, CII, D IV

C

AII, BIII, CI, DIV

D

AI, BII, CIII, DIV

Question 149: Palette 149/231

Allen MCQ

Open Circulatory system is present in:

A

Palaemon, Nereis, Balanoglossus

B

Hirudinaria, Bombyx, Salpa

C

Anopheles, Limax, Limulus

D

Pheretima, Musca, Pila

Question 150: Palette 150/231

Allen MCQ

Which of the following pairs is an incorrect match ?

A

Annelids and arthropods Bilateral symmetry

B

Sponges Acoelomates

C

Coelenterates and Ctenophores – Radial symmetry

D

Platyhelminthes Diploblastic organisation

Question 151: Palette 151/231

Allen MCQ

One is labelled as are Assertion A and the other is labelled as Reason R. Assertion (A) : Members of subphylum vertebrate possess notochord during the embryonic period. The notochord is replaced by a cartiliaginous or bony vertebral Column- in the adult. Reason (R) : Thus all chordates are vertebrates but not all vertebrates are chordates. In the light of the above statements, choose the correct answer from the options given below :

A

A is true but R is false

B

A is false but R is true

C

Both A and R are true and R is the correct explanation of A.

D

Both A and R are true but R is NOT the correct explanation of A.

Question 152: Palette 152/231

Allen MCQ

Which one of the following is a radially symmetrical, blind sac body plan and diploblastic animal?

A

Spongilla

B

Euspongia

C

Asterias

D

Physalia

Question 153: Palette 153/231

Allen MCQ

Which one is not a platyhelminthes?

A

Tapeworm

B

Liver fluke

C

Planaria

D

Hookworm

Question 154: Palette 154/231

Allen MCQ

Consider the following statements :
(A) Protochordates are exclusively marine (B) In cephalochordates, Notochord extends from head to tail region. (C) In urochordates, Notochord is present only in larval tail. (D) Cranium and vertebral Column- are bony in cyclostomates. Which of the above statement is/are correct?

A

A alone

B

B, C and D

C

A, B and C

D

All

Question 155: Palette 155/231

Allen MCQ

Consider the following characteristic of fishes:
(A) They have four pairs of gills which are covered by an operculum. (B) They have air bladder which regulates buoyancy (C) They are mostly viviparous and development is direct (D) Their body is streamlined and covered with cycloid/ctenoid scales
Which of the above characteristics regarding bony fishes are correct?

A

A, B and C

B

C and D

C

A, B and D

D

B alone

Question 156: Palette 156/231

Allen MCQ

Which of the following animal is radially symmetrical but has a bilaterally symmetrical larva?

A

Ascaris (Round worm)

B

Nereis (Ring worm)

C

Pila (Apple snail)

D

Asterias (Star fish)

Question 157: Palette 157/231

Allen MCQ

Identified the correct statement from the following with reference to Amphibians :
(A) They have internal fertilisation and development is direct. (B) Amphibian skin is moist and without scales (C) Their body is divisible into head and trunk (D) They have three chambered heart
Select the correct answer :

A

A and D

B

A and B

C

B, C and D

D

D alone

Question 158: Palette 158/231

Allen MCQ

Which of the following pairs are correctly matched?
(A) Poikilothemous Birds and mammals (B) Agnatha Petromyzon and Myxine (C) Tunicates Ascidia, Salpa and Doliolum (D) Cartilaginous fishes Betta and Labeo

A

A and B

B

A, B and C

C

B and C

D

A, B and D

Question 159: Palette 159/231

Allen MCQ

Water vascular system is found in :

A

Porifera

B

Echinodermata

C

Mollusca

D

Elasmobranch

Question 160: Palette 160/231

Allen Match the Columns

Match Column- I with Column- II

Column-I	Column-II
(A) Dentalium (B) Ophiura (C) Antedon (D) Echinus (e) Sepia	(I) Brittle star (II) Cuttle fish (III) Sea Urchin (IV) Tusk shell (V) Sea lily

A

a(iv), b(i), c(iv), d(ii), e(iii)

B

a(iv), b(i), c(v), d(iii), e(ii)

C

a(i), b(iv), c(v), d(iii), e(ii)

D

a(iv), b(i), c(iii), d(v), e(ii)

Question 161: Palette 161/231

Allen MCQ

True coelom and metameric segmentation in the body is first observed in which of the following phylum?

A

Platyhelminthes

B

Aschelminthes

C

Annelida

D

Arthropoda

Question 162: Palette 162/231

Allen MCQ

Read the following statements (a to e) carefully :
(a) Triploplastic
(b) Bilateral symmetric
(c) Organ system organisation
(d) Pseudocoelomate
(e) Metameric segmentation
Which of the above statement(s) is/are correct for phylum Aschelminthyes

A

a and b only

B

a, b, c and e

C

a, b, c and d

D

a, b, c, d and e

Question 163: Palette 163/231

Allen MCQ

Which of the following coelenterate exist in both forms polyp and medusa and exhibit metagenesis?

A

Hydra

B

Adamsia

C

Obelia

D

Gorgonia

Question 164: Palette 164/231

Allen MCQ

Mark the incorrectly matched pair

A

Petromyzon – Body devoid of scales and paired fins

B

Scoliodon – Operculum present but air bladder is absent

C

Exocoetus Heart two chamered with sinus venosus

D

Rana Cold blooded with 10 pairs of cranial nerves and mesonephric kidneys

Question 165: Palette 165/231

Allen Match the Columns

Match Column- 'A' and Column- 'B' correctly and find your answer from the code given below : Match Column- I(Animal) with Column- II(Common name)

Column-I	Column-II
(A) Brain coral (B) Sea fan (C) Sea pen (D) Portuguese man of war	(I) Physalia (II) Pennatula (III) Gorgonia (IV) Meandrina

Code :

A

(i)A, (ii)B, (iii)C, (iv)D

B

(i)D, (ii)C, (iii)B, (iv)A

C

(i)C, (ii)D, (iii)B, (iv)A

D

(i)D, (ii)C, (iii)A, (iv)B

Question 166: Palette 166/231

Allen MCQ

Which of the following is gregarious pest?

A

Bed bug

B

Rat

C

Cockroach

D

Locusta

Question 167: Palette 167/231

Allen MCQ

Pick the odd pair out :

A

Cellular level : Porifera

B

Tissue level : Aschelminthes

C

Organ level : Platyhelminthes

D

Organ system level : Annelida

Question 168: Palette 168/231

Allen MCQ

Select the group of organisms given below those have diploblastic members only :

A

Ctenoplana, Taenia, Fasciola

B

Aurelia, Physalia, Meandrina

C

Wuchereria, Culex, Limulus

D

Aedes, Ascaris, Hydra

Question 169: Palette 169/231

Allen MCQ

Fresh water sponge is :

A

Spongilla

B

Scypha

C

Euspongia

D

Leucosolenia

Question 170: Palette 170/231

Allen MCQ

The symmetry found in an animal which can be divided into indentical left and right halves in only one plane is:

A

Spherical

B

Bilateral

C

Radial

D

Biradial

Question 171: Palette 171/231

Allen MCQ

Select the pseudocoelomates from the Column- of organisms given below :

A

Ascaris, Fasciola, Taenia

B

Culex, Locusta, Limulus

C

Wuchereria, Ascaris, Ancylostoma

D

Nereis, Hirudinaria, Wuchereria

Question 172: Palette 172/231

Allen MCQ

Which of the following pairs of animals comprise 'Comb jellies'?

A

Balanoglossus and Saccoglossus

B

Pleurobranchia and Ctenoplana

C

Sea anemone and sea pen

D

Sea lily and brittle star

Question 173: Palette 173/231

Allen MCQ

Which one of the following pairs of animals comprise 'Cartilaginous fishes'?

A

Labeo and Catla

B

Pterophyllum and Scoliodon

C

Pristis and Carcharodon

D

Petromyzon and Myxine

Question 174: Palette 174/231

Allen MCQ

Which of the following fishes is also known as "Great white shark'?

A

Pristis

B

Trygon

C

Clarias

D

Carcharodon

Question 175: Palette 175/231

Allen MCQ

A schematic representation of a chordate's embryo is shown in the above figure. The structures marked A, B, C and D are respectively :

A

Notochord, Nerve cord, Intestine and gill slits

B

Post anal part, Gill slits, Nerve cord and Notochord

C

Post anal part, nerve cord, Notochord and Gill

D

Post anal part, Notochord, Nervecord and Gill slits.

Question 176: Palette 176/231

Allen MCQ

In which one of the following protochordates notochord present only in the tail of larva?

A

Ascidia

B

Balanoglossus

C

Myxine

D

Branchiostoma

Question 177: Palette 177/231

Allen MCQ

In which of the following group notochord present in whole life?

A

Hemichordata

B

Urochordata

C

Cephalochordata

D

Vertebrata

Question 178: Palette 178/231

Allen Match the Columns

Match the Column-I with the Column-Il and find out the correct answer : Match Column- I with Column- II

Column-I	Column-II
(A) Spongocoel (B) Dorsoventrally flattened body (C) Coelenteron cavity (D) Chitinous	(I) Arthropoda (II) Cnidaria (III) Porifera (IV) Platyhelminthes exoskeleton

A

Aiii, Biv, Ci, Dii

B

Aiv, Biii, Cii, Di

C

Aiii, Biv, Cii, Di

D

Aii, Biv, Ciii, DI

Question 179: Palette 179/231

Allen MCQ

Which of the following is a matching pair?

A

Ophiura – Sea lily

B

Octopus – Cuttle fish

C

Torpedo – Electric ray

D

Aptenodytes – Ostrich

Question 180: Palette 180/231

Allen MCQ

Which one is not the character of Osteichthyes?

A

Terminal mouth

B

Gills with operculum

C

Body covered by placoid scales

D

Air bladder regulate buoyancy.

Question 181: Palette 181/231

Allen MCQ

Which one of the following pairs is not correctly matched?

A

Chaetopleura Chiton

B

Ascaris Round worm

C

Wuchereria Filaria worm

D

Enterobius Hook worm

Question 182: Palette 182/231

Allen MCQ

The greatest evolutionary change that enabled the land vertebrates to be completely free from water, was the development of :

A

four appendages

B

lungs

C

cleidoic eggs

D

four chambered heart

Question 183: Palette 183/231

Allen MCQ

A mammal which completely lives in water is:

A

Bear

B

Camel

C

Whale

D

Rhinoceros

Question 184: Palette 184/231

Allen MCQ

How many in the given examples of animals are Coelentrates? Physalia, Obelia, Planaria, Pennatula, Gorgonia, Pleurobrachia, Meandrina and Nereis

A

Three

B

Four

C

Five

D

Six

Question 185: Palette 185/231

Allen MCQ

Identify the following four animals (A, B, C and D) given below. Which one of these is not correctly identified in the option given along with its correct taxonomic group and their common name ?
(A)

(B)

(C)

(D)

Fig. Name ofanimal Taxonomicgroup

A

Fig-B, Name of animal- Adamsia, Taxonomic group- Ctenophora, Common Name- Star coral

B

Fig-D, Name of animal- Spongilla, Taxonomic group- Porifera, Common Name- Fresh water sponge

C

Fig-C, Name of animal- Aurelia, Taxonomic group- Coelenterata, Common Name- Jelly fish

D

Fig-A, Name of animal- Euspongia, Taxonomic group- Porifera, Common Name- Bath sponge

Question 186: Palette 186/231

Allen MCQ

How many organism are related with Echinodermata phylum? Star fish, Seaurchin, Sealily, Seamouse, Seahare, Seacucumber, Brittle star, Seasquirt, Seafan, Seapen

A

4

B

5

C

6

D

7

Question 187: Palette 187/231

Allen MCQ

Which of the following shows the sexual dimorphism?

A

Hydra & Ascaris

B

Hydra & Macaca

C

Ascaris & Pheretima

D

Ascaris & Macaca

Question 188: Palette 188/231

Allen MCQ

Which one of the following features is common in silverfish, scorpion, dragonfly and prawn ?

A

Three pairs of legs and segmented body

B

Chitinous cuticle and two pairs of antennae

C

Jointed appendages and chitinous exoskeleton

D

Cephalothorax involves

Question 189: Palette 189/231

Allen MCQ

In which animal nerve cell is present but brain is absent?

A

Sponge

B

Earthworm

C

Cockroach

D

Hydra

Question 190: Palette 190/231

Allen MCQ

Which one of the following is not a living fossil?

A

Peripatus

B

King crab

C

Sphenodon

D

Archaeopteryx

Question 191: Palette 191/231

Allen MCQ

Body is divisible into head and trunk in :

A

Lizard

B

Frog

C

Peacock

D

Platypus

Question 192: Palette 192/231

Allen MCQ

The evidence for the origin of birds from reptiles is the presence in them of :

A

feathers

B

scales

C

claws

D

hairs

Question 193: Palette 193/231

Allen MCQ

In which one of the following groups all animals are hermaphrodite?

A

Hydra, Ascaris, Pheretima

B

Hydra, Homo sapiens, Leech

C

Tapeworm, Toad, Starfish

D

Hydra, Leech, Tapeworm

Question 194: Palette 194/231

Allen MCQ

Given below are two statements: StatementI : The most distinct feature of echinoderms is the presence of water canal system. StatementII : Echinodermata exhibits radial or bilateral symmetry depending on the stage.

A

Both StatementI and Il are incorrect.

B

StatementI is correct but statementII is incorrect.

C

StatementI is incorrect and StatementII is correct.

D

Both StatementI and StatementII are correct.

Question 195: Palette 195/231

Allen MCQ

Given below are two statements: StatementI : In cephalochordate notochord is persistent throughout their life. StatementII : Branchiostoma is an example of cephalochordata In the light of the above statements, choose the most appropriate answer from the options given below:

A

Both StatementI and II are incorrect.

B

StatementI is correct but statementII is incorrect.

C

StatementI is incorrect and StatementII is correct.

D

Both StatementI and StatementII are correct.

Question 196: Palette 196/231

Allen MCQ

Given below are two statements: StatementI : All chordates are vertebrates but all vertebrates are not chordates. StatementII : Sub phylum urochordata and cephalochordate are often referred as protochordata. In the light of the above statements, choose the most appropriate answer from the options given below:

A

Both StatementI and Il are incorrect.

B

StatementI is correct but statementIl is incorrect.

C

StatementI is incorrect and StatementII is correct.

D

Both StatementI and StatementII are correct.

Question 197: Palette 197/231

Allen MCQ

Given below are two statements; one is labelled as Assertion (A) and the other is labelled as Reason(R).
Assertion (A) : Water vascular system helps in locomotion, capture and transport of food and respiration in porifera.
Reason (R) : The presence of water vascular system is most unique feature of porifera.
In the light of the above statements,
choose the correct answer from the options given below :

A

Both (A) & (R) are correct but (R) is the not correct explanation of (A).

B

(A) and (R) both are not correct.

C

(A) is not correct but (R) is correct.

D

Both (A) & (R) are correct and (R) is the correct explanation of (A).

Question 198: Palette 198/231

Allen Match the Columns

Match the following: Match Column- I with Column- II

Column-I	Column-II
(A) Operculum (B) Parapodia (C) Scales (D) Comb plates (E) Radula (F) Hairs (G) Choanocytes (H) Gill slits	(I) Ctenophora (II) Mollusca (III) Porifera (IV) Reptilia (V) Annelida (VI) Cyclostomata and Chondrichthyes (VII) Mammalia (VIII) Osteichthyes

A

a-vi, b-v, c-vii, d-i, e-ii, f-viii, g-iii, h-iv

B

a-viii, b-v, c-iv, d-i, e-ii, f-vii, g-iii, h-vi

C

a-viii, b-vii, c-vi, d-v, e-ii, f-iv, g-ii, h-i

D

a-i, b-vi, c-v, d-viii, e-ii, f-iii, g-iv, h-vii

Question 199: Palette 199/231

Allen MCQ

Find incorrectly matched parasitic animal with its phylum.

A

Fasciola hepatica – Platyhelminthes

B

Ascaris lumbricoids – Aschelminthes

C

Taenia solium Flatworms

D

Wuchereria — Platyhelminthes

Question 200: Palette 200/231

Allen MCQ

Which one of the following is a matching set of a phylum and its three examples ?

A

Porifera –Spongilla, Euplectella, Pennatula

B

Cnidaria – Bonellia, Physalia, Aurelia

C

Platyhelminthes – Planaria, Schistosoma, Enterobius

D

Mollusca – Loligo, Teredo, Octopus

Question 201: Palette 201/231

Allen MCQ

Metameric segmentation is the characteristic of :

A

Mollusca and Choradata

B

Platyhelminthes and Arthropoda

C

Echinodermata and Annelida

D

Annelida and Arthropoda

Question 202: Palette 202/231

Allen MCQ

Two common characters found in Centipede, Cockroach and Crab are :

A

Book lungs and antennae

B

Compound eyes and anal cerci

C

Jointed legs and chitinous exoskeleton

D

Green gland and tracheae

Question 203: Palette 203/231

Allen MCQ

Biradial symmetry and lack of cnidoblasts are the characteristic of :

A

Hydra and Starfish

B

Starfish and Sea Anemone

C

Ctenoplana and Beroe

D

Aurelia and Paramoecium

Question 204: Palette 204/231

Allen MCQ

In which one of the following sets of animals all the four give birth to young ones ?

A

Kangaroo, Hedgehog, Dolphin, Loris

B

Lion, Bat, Whale, Ostrich

C

Platypus, Penguin, Bat, Hippopotamus

D

Shrew, Bat, Cat, Kiwi

Question 205: Palette 205/231

Allen MCQ

Which one of the following is a matching pair of a body feature and the animal possessing it?

A

Ventral heart – Scorpion

B

Postanal tail – Octopus

C

Ventral central nervous system – Leech

D

Pharyngeal gill slits absent in embryo – Chamaeleon

Question 206: Palette 206/231

Allen MCQ

What is true about Nereis, Scorpion, Cockroach and Silver fish ?

A

They all belong to the same phylum

B

They all have paired jointed appendages

C

They all possess dorsal heart

D

None of them is aquatic

Question 207: Palette 207/231

Allen MCQ

Which one of the following pairs is mismatched?

A

Bombyx mori – Silk

B

Pila globosa Pearl

C

Apis indica Honey

D

Kenia lacca Lac

Question 208: Palette 208/231

Allen MCQ

Which of the following pairs are correctly matched?
(A) Crocodile -4chambered heart
(B) Sea Urchin-Parapodia
(C) Obelia -Metagenesis
(D) Lemur-Thecodont

A

Only A and B

B

A, C and D

C

B, C and D

D

Only A and D

Question 209: Palette 209/231

Allen MCQ

What is common between parrot, platypus and kangaroo?

A

Ovoparity

B

Homoiothermy

C

Toothless jaws

D

Functional postanal tail

Question 210: Palette 210/231

Allen MCQ

Which one of the following is not a characteristic of phylum Annelida?

A

Closed circulatory system

B

Segmentation

C

Pseudocoelom

D

Ventral nerve cord

Question 211: Palette 211/231

Allen MCQ

Which one of the following phyla is correctly matched with its two general characteristics?

A

Arthropoda : Body divided into head, thorax and abdomen and respiration by tracheae

B

Chordata : Notochord at some stage and separate anal and urinary openings to the outside

C

Echinodermata : Pentamerous radial symmetryand mostly internal fertilisation

D

Mollusca : Normally oviparous and development through a trochophore or veliger larva

Question 212: Palette 212/231

Allen MCQ

Ascaris is characterized by :

A

absence of true coelom but presence of metamerism

B

presence of neither true coelom nor metamerism

C

presence of true coelom but absence of metamerism

D

presence of true coelom and metamerism

Question 213: Palette 213/231

Allen MCQ

Which one of the following groups of the three animals each is correctly matched with their one characteristic morphological feature?

A

Liver fluke, – Bilateral symmetry Sea anemone, Sea cucumber

B

Centipede, – Joined appendages Prawn, Sea urchin

C

Scorpion, Spider, – Ventral solid central Cockroach nervous system

D

Cockroach, Metameric Locust, Taenia segmentation

Question 214: Palette 214/231

Allen MCQ

Which one of the following groups of animals is bilaterally symmetrical and triploblastic?

A

Sponges

B

Coelenterates (Cnidarians)

C

Aschelminthes (round worms)

D

Ctenophores

Question 215: Palette 215/231

Allen MCQ

Peripatus is a connecting link between :

A

Coelenterata and Porifera

B

Ctenophora and Platyhelminthis

C

Mollusca and Echinodermata

D

Annelida and Arthropoda

Question 216: Palette 216/231

Allen MCQ

One example of animals having a single opening to the outside that serves both as mouth as well as anus is :

A

Fasciola

B

Octopus

C

Asterias

D

Herdmania

Question 217: Palette 217/231

Allen MCQ

Which one of the following statement about all the four of Spongilla, Leech, Dolphin and Penguin is correct ?

A

All are bilaterally symmetrical

B

Penguin is homoiothermic while the remaining three are poikilothermic

C

Leech is a fresh water form while all others are marine

D

Spongilla has special collared cells called choanocytes, not found in the remaining three.

Question 218: Palette 218/231

Allen MCQ

Which one of the following animals are triploblastic?

A

Corals

B

Flat worms

C

Sponges

D

Ctenophores

Question 219: Palette 219/231

Allen MCQ

Which one of the following statement about certain given animals is correct ?

A

Flatworms (Platyhelminthes) are coelomates

B

Roundworms (Aschelminthes) are pseudocoelomates

C

Molluscs are acoelomates

D

Insects are pseudocoelomates

Question 220: Palette 220/231

Allen MCQ

Crocodile and Penguin are similar to Whale and Dogfish in which one of the following features ?

A

Lay eggs and guard them till they hatch

B

Possess bony skeleton

C

Have gill slits at some stage

D

Possess a solid single stranded central nervous system

Question 221: Palette 221/231

Allen MCQ

Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception ?

A

Reptilia : possess 3chambered heart with one incompletely divided ventricle

B

Chordata : possess a mouth provided with an upper and a lower jaw

C

Chondrichthyes : possess cartilaginous endoskeleton

D

Mammalia : give birth to young ones

Question 222: Palette 222/231

Allen MCQ

Which one of the following animals is correctly matched with its particular named taxonomic category ?

A

Tiger – tigris, the species

B

Cuttlefish – Mollusca, a class

C

Humans – Primata, the family

D

Housefly – Musca, an order

Question 223: Palette 223/231

Allen MCQ

In which one of the following the genus name, its two character and its class/phylum are correctly matched?

A

Genus name-Ascaris, Two characters-(a) Body segmented(b) Males and femalesdistinct, Class/Phylum-Annelida

B

Genus name-Salamandra, Two characters-(a) A tympanumrepresents ear(b) Fertilization isexternal, Class/Phylum-Amphibia

C

Genus name-Pteropus, Two characters-(a) Skin possesses hair(b) Oviparous, Class/Phylum-Mammalia

D

Genus name-Aurelia, Two characters-(a) Cnidoblasts(b) Organ level oforganization, Class/Phylum-Coelenterata

Question 224: Palette 224/231

Allen MCQ

The figure shows four animals (a), (b), (c) and (d). Select the correct answer with respect to a common characteristics of two of these animals.
(a)

(b)

(c)

(d)

A

(c) and (d) have a true coelom

B

(a) and (d) respire mainly through body wall

C

(b) and (c) show radial symmetry

D

(a) and (b) have cnidoblasts for selfdefence.

Question 225: Palette 225/231

Allen MCQ

In which one of the following, the genus name, its two characters and its phylum are not correctly matched, whereas the remaining three are correct ? Genus name Two characters

A

Genus name-Sycon, Two characters-(a) Pore bearing (b) Canal system, Phylum-Porifera

B

Genus name-Periplaneta, Two characters-(a) Jointed append ages(b) Chitinuous exo skeleton, Phylum-Arthropoda

C

Genus name-Pila, Two characters-(a) Body segmented(b) Mouth with Radula, Phylum-Mollusca

D

Genus name-Asterias, Two characters-(a) Spiny skinned(b) Water vascular system, Phylum-Echinodermata

Question 226: Palette 226/231

Allen MCQ

Which one of the following categories of animals, is correctly described with no single exception in it?

A

All sponges are marine and have collared cells

B

All mammals are viviparous and possess diaphragm for breathing

C

All reptiles possess scales, have a three chambered heart and are cold blooded (poikilothermal)

D

All bony fishes have four pairs of gills and an operculum on each side

Question 227: Palette 227/231

Allen MCQ

Which one of the following pairs of animals are similar to each other pertaining to the feature stated against them?

A

Ascaris and Ancylostoma – Metameric segmentation

B

Sea horse and Flying fish – Cold blooded (poikilothermal)

C

Pteropus and Ornithorhyncus – Viviparity

D

Garden lizard and Crocodile – Three chambered heart

Question 228: Palette 228/231

Allen MCQ

One of the representatives of Phylum Arthropoda is :

A

flying fish

B

cuttle fish

C

silver fish

D

puffer fish

Question 229: Palette 229/231

Allen MCQ

Which group of animals belong to the same phylum?

A

Sponge, Sea anemone, Starfish

B

Malarial parasite, Amoeba, Mosquito

C

Earthworm, Pinworm, Tapeworm

D

Prawn, Scorpion, Locusta

Question 230: Palette 230/231

Allen MCQ

Infection of Ascaris usually occurs by :

A

mosquito bite

B

drinking water containing eggs of Ascaris

C

eating imperfectly cooked pork.

D

Tsetse fly

Question 231: Palette 231/231

Allen MCQ

Which of the following are correctly matched with respect to their taxonomic classification?

A

Spiny anteater, sea urchin, sea cucumber Echinodermata

B

Flying fish, cuttlefish, silverfish – Pisces

C

Centipede, millipede, spider, scorpion – Insecta

D

House fly, butterfly, tsetsefly, silverfish Insecta