Q151
Allen
3. PYQ
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.
Q152
Allen
4. ANALYTICAL QUESTIONS
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
Q153
Allen
4. ANALYTICAL QUESTIONS
MCQ
Which one is not a platyhelminthes?
A.
Tapeworm
B.
Liver fluke
C.
Planaria
D.
Hookworm
Q154
Allen
4. ANALYTICAL QUESTIONS
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) 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
Q155
Allen
4. ANALYTICAL QUESTIONS
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) 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
Q156
Allen
4. ANALYTICAL QUESTIONS
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)
Q157
Allen
4. ANALYTICAL QUESTIONS
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) 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
Q158
Allen
4. ANALYTICAL QUESTIONS
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) 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
Q159
Allen
4. ANALYTICAL QUESTIONS
MCQ
Water vascular system is found in :
A.
Porifera
B.
Echinodermata
C.
Mollusca
D.
Elasmobranch
Q160
Allen
4. ANALYTICAL QUESTIONS
Match the Columns
Match Column- I with Column- II
| Column-I | Column-II | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
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)
Q161
Allen
4. ANALYTICAL QUESTIONS
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
Q162
Allen
4. ANALYTICAL QUESTIONS
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) 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
Q163
Allen
4. ANALYTICAL QUESTIONS
MCQ
Which of the following coelenterate exist in both forms polyp and medusa and exhibit metagenesis?
A.
Hydra
B.
Adamsia
C.
Obelia
D.
Gorgonia
Q164
Allen
4. ANALYTICAL QUESTIONS
MCQ
Mark the incorrectly matched pair
A.
Petromyzon ā Body devoid of scales and paired fins
B.
Scoliodon ā 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
Q165
Allen
4. ANALYTICAL QUESTIONS
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.
(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
Q166
Allen
4. ANALYTICAL QUESTIONS
MCQ
Which of the following is gregarious pest?
A.
Bed bug
B.
Rat
C.
Cockroach
D.
Locusta
Q167
Allen
4. ANALYTICAL QUESTIONS
MCQ
Pick the odd pair out :
A.
Cellular level : Porifera
B.
Tissue level : Aschelminthes
C.
Organ level : Platyhelminthes
D.
Organ system level : Annelida
Q168
Allen
4. ANALYTICAL QUESTIONS
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
Q169
Allen
4. ANALYTICAL QUESTIONS
MCQ
Fresh water sponge is :
A.
Spongilla
B.
Scypha
C.
Euspongia
D.
Leucosolenia
Q170
Allen
4. ANALYTICAL QUESTIONS
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
Q171
Allen
4. ANALYTICAL QUESTIONS
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
Q172
Allen
4. ANALYTICAL QUESTIONS
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
Q173
Allen
4. ANALYTICAL QUESTIONS
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
Q174
Allen
4. ANALYTICAL QUESTIONS
MCQ
Which of the following fishes is also known as "Great white shark'?
A.
Pristis
B.
Trygon
C.
Clarias
D.
Carcharodon
Q175
Allen
4. ANALYTICAL QUESTIONS
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 :
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.