Structural Organisation in Animals
86 Questions
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2013
Q51
NEET
MCQ
10 Mar 2026
What external changes are visible after the last moult of a cockroach nymph ?
A.
Both fore wings and hind wings develop
B.
Mandibles become harder
C.
Labium develops
D.
Anal cerci develop
2012
Q52
NEET
MCQ
10 Mar 2026
Given below is the diagrammatic sketch of a certain type of connective tissue. identify the parts labeled A, B, C and D and select the right option about them
A.
A $ \to $ Mast cell, B $ \to $ Collagen fibres , C $ \to $ Fibroblast, D $ \to $ Macrophage
B.
A $ \to $ Mast cell, B $ \to $ Marcophage , C $ \to $ Fibroblast, D $ \to $ Collagen fibres
C.
A $ \to $ Macrophage, B $ \to $ Fibroblast , C $ \to $ Collagen fibres, D $ \to $ Mast cell
D.
A $ \to $ Macrophage, B $ \to $ Collegen fibres , C $ \to $ Fibroblast, D $ \to $ Mast cell
2012
Q53
NEET
MCQ
10 Mar 2026
The supportive skeletal structures in the human external ears and in the nose tip are examples of
A.
Ligament
B.
Areolar tissue
C.
Cartilage
D.
Bone
2012
Q54
NEET
MCQ
10 Mar 2026
The four sketches (A, B, C and D) given below, represent four different types of animal tissues. Which one
of these is correctly identified in the options given, along with its correct location and function ?
A.
(A) Tissue $ \to $ Columnar epithelium , Location $ \to $ Nephron, Function $ \to $ Secretion and absorption
B.
(C) Tissue $ \to $ Collagen fibres, Location $ \to $ Cartilage, Function $ \to $ Attach skeletal muscles to bones
C.
(B) Tissue $ \to $ Glandular epithelium, Location $ \to $ Intestine , Function $ \to $ Secretion
D.
(D) Tissue $ \to $ Smooth muscle tissue, Location $ \to $ Heart , Function $ \to $ Heart contraction
2012
Q55
NEET
MCQ
10 Mar 2026
Compared to those of humans, the erythrocytes in frog are :
A.
Without nucleous but with haemoglobin
B.
Very much smaller and fewer
C.
Nucleated and with haemoglobin
D.
Nucleated and without haemoglobin
2012
Q56
NEET
MCQ
10 Mar 2026
Select the correct statement from the ones given below with respect to Periplaneta americana
A.
Males bear a pair of short thread like anal styles
B.
There are 16 very long Malpighian tubules present at the junctions of midgut and hindgut
C.
Nervous system located dorsally, consists of segmentally arranged ganglia joined by a pair of
longitudinal connective
D.
Grinding of food is carried out only by the mouth parts
2011
Q57
NEET
MCQ
10 Mar 2026
The cells lining the blood vessels belongs to the
category of :
A.
Squamous epithelium
B.
Columnar epithelium
C.
Connective tissue
D.
Smooth muscle tissue
2011
Q58
NEET
MCQ
10 Mar 2026
Which one of the following structure in pheretima
is correctly matched with its function ?
A.
Gizzard-absorbs digested food
B.
Setae-defence against predators
C.
Typhlosole-storage of extra nutrients
D.
Clitellum-secretes cocoon
2011
Q59
NEET
MCQ
10 Mar 2026
Frogs differ from humans in possessing :
A.
hepatic portal system
B.
paired cerebral hemispheres
C.
nucleated red blood cells
D.
thyroid as well as parathyroid
2011
Q60
NEET
MCQ
10 Mar 2026
One very special feature in the earthworm
pheretima is that :
A.
The S-shaped state embedded in the
integument are the defensive weapons used
against the enemies
B.
It has a long dorsal tubular heart
C.
The typhlosole greatly increases the
effective absorption area of the digested
food in the intestine
D.
Fertilisation of eggs occurs inside the body
2011
Q61
NEET
MCQ
10 Mar 2026
Which of the following is correctly stated as it
happens in the common cockroach ?
A.
Oxygen is transported by haemoglobin in
blood
B.
The food is ground by mandibles and gizzard
C.
Nitrogenous excretory product is urea
D.
Malpighian tubules are excretory organs
projecting out from the colon
2011
Q62
NEET
MCQ
10 Mar 2026
The ciliated columnar epithelial cells in humans
are known to occur in :
A.
Eustachian tube and stomach lining
B.
Bile duct and oesophagus
C.
Fallopian tubes and urethra
D.
Bronchioles and Fallopian tubes
2010
Q63
NEET
MCQ
10 Mar 2026
The cells lining the blood vessels belongs to the
category of :
A.
Columnar epithelium
B.
Connective tissue
C.
Smooth muscle tissue
D.
Squamous epithelium
2009
Q64
NEET
MCQ
10 Mar 2026
Which one of the following correctly described
the location of some body parts in the earthworm
Pheretima ?
A.
Two pairs of testes in 10th and 11th segments.
B.
One pair of ovaries attached at intersegmental
septum of 14th and 15th segments.
C.
Two pairs of accessory glands in 16–18
segments
D.
Four pairs of spermathecae in 4–7 segments
2009
Q65
NEET
MCQ
10 Mar 2026
The cell junctions called tight, adhering and gap
junctions are found in :
A.
Connective tissue
B.
Neural tissue
C.
Epithelial tissue
D.
Muscular tissue
2009
Q66
NEET
MCQ
10 Mar 2026
Which one of the following is correct pairing of
a body part and like kind of muscle tissue that
moves it ?
A.
Biceps of upper arm – smooth muscle fibres
B.
Iris – Involuntary smooth muscle
C.
Abdominal wall – smooth muscle
D.
Heart wall – Involuntary unstriated muscle
2009
Q67
NEET
MCQ
10 Mar 2026
The epithelial tissue present on the inner surface
of bronchioles and fallopian tubes is :
A.
Cuboidal
B.
Glandular
C.
Ciliated
D.
Squamous
2009
Q68
NEET
MCQ
10 Mar 2026
The kind of tissue that forms the supportive
structure in our pinna (external ears) is also
found in -
A.
vertebrae
B.
tip of the nose
C.
ear ossicles
D.
nails
2008
Q69
NEET
MCQ
10 Mar 2026
Earthworms have no skeleton but during
burrowing the anterior end becomes turgid and
acts as a hydraulic skeleton. It is due to:
A.
coelomic fluid
B.
gut peristalsis
C.
blood
D.
setae
2008
Q70
NEET
MCQ
10 Mar 2026
Which one of the following is the true
description about an animal concerned?
A.
Frog — Body divisible into
three regions-head, neck
and trunk
B.
Rat — Left kidney is slightly higher in position than the right one
C.
Earthworm — The alimentary canal
consists of a sequence
of pharynx, oesophagus,
stomach, gizzard and
intestine
D.
Cockroach — 10 pairs of spiracles (2 pairs on thorax and 8 pairs on abdomen)
2007
Q71
NEET
MCQ
10 Mar 2026
In which one of the following preparations are
you likely to come across cell junctions most
frequently ?
A.
Thrombocytes
B.
Tendon
C.
Hyaline cartilage
D.
Ciliated epithelium
2007
Q72
NEET
MCQ
10 Mar 2026
Which one of the following pairs of structures
distinguishes a nerve cell from other types of cell ?
A.
Perikaryon and dendrites
B.
Nucleus and mitochondria
C.
Flagellum and medullary sheath
D.
Vacuoles and fibres
2006
Q73
NEET
MCQ
10 Mar 2026
Mast cells secrete-
A.
Histamine
B.
Hippurin
C.
Heamoglobin
D.
Myoglobin
2006
Q74
NEET
MCQ
10 Mar 2026
Areolar connective tissue joins-
A.
Bones with muscles
B.
Bones with bones
C.
Fat body with muscles
D.
Integument with muscles
2006
Q75
NEET
MCQ
10 Mar 2026
Earthworms are -
A.
Uricotelic when plenty of water is available
B.
Ammonotelic when plenty of water is available.
C.
Ureotelic when plenty of water is available
D.
Uricotelic under conditions of water scarcity
2005
Q76
NEET
MCQ
10 Mar 2026
Four healthy people in their twenties got
involved in injuries resulting in damage and
death of a few cell of the following. Which of the
cells are least likely to be replaced by new cells -
A.
Malpighian layer of the skin
B.
Osteocytes
C.
Neurons
D.
Liver cells
2004
Q77
NEET
MCQ
10 Mar 2026
Mast cells of connective tissue contain -
A.
Heparin and calcitonin
B.
Heparin and histamine
C.
Vasopressin and relaxin
D.
Serotonin and melanin
2003
Q78
NEET
MCQ
10 Mar 2026
Which one of the following contains the largest
quantity of extracellular material ?
A.
Stratified epithelium
B.
Myelinated nerve fibres
C.
Striated muscle
D.
Aerolar tissue
2002
Q79
NEET
MCQ
10 Mar 2026
Melanin protect from :-
A.
Infrared rays
B.
U.V. rays
C.
Visible rays
D.
X-rays
2002
Q80
NEET
MCQ
10 Mar 2026
Collagen is : -
A.
Globular protein
B.
Fibrous protein
C.
Carbohydrate
D.
Lipid
2001
Q81
NEET
MCQ
10 Mar 2026
Which cells do not form layer and remains
structurally seperate ?
A.
Nerve cells
B.
Epithelial cells
C.
Gland cells
D.
Muscle cells
2001
Q82
NEET
MCQ
10 Mar 2026
During an injury Nasal septum gets damaged
and for it's recovery which cartilage prefered : -
A.
Fibrous cartilage
B.
Elastic cartilage
C.
Calcified cartilage
D.
Hyaline cartilage
2000
Q83
NEET
MCQ
10 Mar 2026
Primary function of enteronephric nephridia of
Pheretima :
A.
Excretion of nitrogenous waste
B.
Locomotion
C.
Osmoregulation
D.
Respiration
2000
Q84
NEET
MCQ
10 Mar 2026
Proteoglycan in cartilages which is part of
polysaccharide is
A.
Ossein
B.
Cartilegen
C.
Condriotin
D.
Cassin
2000
Q85
NEET
MCQ
10 Mar 2026
Characteristic of simple epithelium is that they
A.
Continue to divide and help in organ
function
B.
They are arranged indiscriminately
C.
They make a definite layer
D.
None
2000
Q86
NEET
MCQ
10 Mar 2026
Which pair is correct ?
A.
Sebum = sexual attraction
B.
Saliva = sense of food taste
C.
Sweat = temperature regulation
D.
Humerus = Hind leg