MCOs Corner Extracted from NCERT

ssessment is complementary part of the learning process. It gives you a total insight whether the
Ahave been achieved or not. After going through the corresponding learning outcomes
in exam like environment. Give yourself four marks for correct NCERTTextbook chapter, attempt these questions
answer and deduct one mark for wrong answer. A table
isgiven at the end, that will help you plan your next step.
All the Best!
NCERT COnnector: To connect better refer tothe latest NCERT page number(s) mentioned along with each
question.
NEET|Animal Tissues 6. Pick the odd one in each series and select the correct
1 Which of the following strUctures is lined by ciliated option.
epithelium ? (0) Areolar tissue, blood, neuron,tendon
(a) Stomach (b) Air sacs of lungs (Gi) Salivary gland, gastric gland, tear gland, thyroid
(c) Walls of blood vessels (d Fallopian tube gland
(ii) Adrenal gland, sweat gland, milk gland, oil gland
2. Identify the followingsimple epithelial tissues and select (i) (ii)
the correct option. (a) Areolar tissue Gastric gland Milk gland
(b) Blood Tear gland Oil gland
(c) Tendon Salivary gland Sweat gland
B
A B
C D
Jey Neuron Thyroid gland Adrenal gland
C D
(a) Cuboidal Squamous Columnar Ciliated 7. Squamous epithelium is found in
a) rectum
columnar (b) urinary bladder
(b Squamous Cuboidal Columnar Ciliated
columnar
o wallof blood vessels
(c) Squamous Columnar Cuboidal Ciliated (d) inner lining of bronchiole.
cuboidal 8. Read the following statements and select the correct
(d) Squamous Columnar Cuboidal Pseudostratified option.
columnar (ciliated) Statement 1:Squamous epithelium is made up of
3. Linipg of intestine of man is single layer of flattened cells with irregular boundaries.
Ja brush-bordered (b) ciliated Statement 2:Squamous epithelium present in lining of
() non-keratinised (d) keratinised. stomach and intestine helps in secretion and absorption.
(a) Both statements 1 and 2 are correct.
4. Which of the following statements is/are false about b Statement 1 is correct but statement 2 is incorrect.
columnar epithelium? (c) Statement 1 is incorrect but statement 2 is correct.
() It is made of talland slender cells. (d) Both statements 1and 2 are incorrect.
(n) Free surfaces may have microvilli. 9. The cell junctions namely tight, adhering and gap
(ii) It is found in stomach and intestine and helps in
secretion and absorption. junctions are found in
(iv) Ciliated epithelium is mainly present in hollow (a) connective tissues o epithelial tissues
structures like bronchioles and fallopian tubes. (c) neural tissues (d) muscular tissues.
(V) it has apical nuclei. 10. Which of the following statements about cell junctions
(a) (0) only are correct?
(c) () and (iv) only (d) (Gi) and (ii) only 0) All thecells of the epithelium are hed together with
little intercellular materials.
5. The type of epithelial cell which lines the inner surface of (i) In almost all animal tissues, specialised junctions
fallopian tubes, bronchioles and small bronchi is known provide both structural and functional link between
their individual cells.
(a) squamous epithelium (b) columnar epithelium (ii) Tight junctions prevent substances from leaking
Jer ciliated epithelium (d) cuboidal epithelium. across a tissue.
170
WitG Objective NCERT at your
largest Fquant
ingertigs
(iv) Adhering junctions provide cementing to keep 16. Which one of the following contains the
neighbouring cells together.
(v) Gap junctions provide cytoplasmic channels
between cells for passage of ions, small molecules
of extracellular material?
(a) Striated muscle (b) Areolar tissue y
and sometimes biq molecules. () Stratified epithelium (d) Myelinated
(a) (i) and (ii) only (b) ), () and (ii) only 17. Consider the following statements(i)-(ii) andnerve fibres
(c) (iv) and (v) only (dr (0), (), (i), (v) and (v) correct option stating which ones are true ()
and
select the
11. Complete the given analogy. ones are false (F). which
Stomach :Columnar epithelium : Fallopian tubes : (0) In dense irreqular connective tissue,
many
(a) Cuboidal epithelium
(b) Squamous epithelium
fibres are present rows of parallel bundles
in
(i) Fibroblasts store fat in adipose tissue.
Colagen
Ciliated epithelium (i) Inner lining of pancreatic duct is lined by a
(d) Compound epithelium cliateA
epithelium.
12. Which of the folowing is not a secretion of exocrine () (iü) (üi)
gland? T F
(a) Earwax (b) Saliva
e Hormone (b) T F F
(d) Mucus
T
13. Which of the following statements is/are not correct T F
regarding connective tissues?
() They are most abundant and widely distributed in 18. Bone is connected to muscles with the help of
the body of complex animals. 4a ligament (b) cartilage
(i) They connect and support other tissues. er tendon (d) none of these.
(ii) They include diverse tissues such as bones, cartlage, 19. Given below are four statements () (iv) each with two
tendons, adipose and other loose connective tissues. blanks. Select the option which correctly fills up the
(iv) They form the internal and external lining of many
blanks in any two of these statements.
organs.
(v) In all connective tissues exCept blood, the cells (0) The columnar epithelium is composed of_(1)_ and
secrete fibres of structural proteins like collagen and slender cells. Their (2)_are located at the base.
elastin. (i) Collagen fibres provide 3) and elastin fibres
( (iv) only (b) () only provide 4)_ and elasticity to the tissue.
(c) () and (ü) (a) (i) and (V) (ii) Adip0se tissue isa_5)_type of connective tissue
Areolar connective tissue joins located mainly beneath (6),
(a) bone with bone (iv) Tendons attach (7) to bones and ligaments
(b) fat body with muscles atach (8) _tobones.
(c integument with muscles (ak (1) tall, (2) nuclei, (7) bones, (8) muscles
(d) bone with muscles.
(b) (1) short, (2) organelles, (3) strength, (4) flexibility
15. Diagrammatic sketch of a certain type of connective
tissue is given. J 3) strength, (4) flexibility. (5) loose, (6) skin
(d) (5) dense, (6) muscles, (7) muscles, (8) bones
20. Cartilage is formed by
a thondrocgtes (b) osteoblasts
(c) osteoclasts (d) fibroblasts.
P 21. Read the following statements and select the incorrect one.
Identify the parts labelled as P, Qand Rand select the (An simple cuboidal epithelium, nuclei are rounded
correct option. and lie in the centre of the cels.
P R (b Adipose tissue is a dense connective tissue present
aMacrophage Fibroblast Collagen fibres beneath the skin.
(6) Mast cell Macrophage Fibroblast (c) Dry surface of skin is covered by compound
() Macrophage Collagen fibre Fibroblast epithelium.
(e Mast cell Fibroblast Collagen (d) Elasticity and flexibility of tissue is due to fibres of
fibres elastin and collagen.
 Biology Structural Organisation in Animals 171

structural
Whichof the following is aspecialised connectivetissue?
22.(a) Tendon 27. Specialised connective tissue that provides
() Areolartissue
tbj Cartilage frame to the body is
(d) All of these (a) cartilage (b} bone
ldentitythe type of connective (c) blood (d) areolar tissue.
23. tissue.
option.
28. Read the given statements and select the correct
Statement 1 : Walls of internal organs have smooth
muscles.
Statement 2 : Involuntory smooth muscles show
striations.
(a) Both statements 1 and 2 are correct.
(a) Dense irregular (b) Areolar (b Statement 1 is correct but statement 2 is incorrect.
o Dense regular (d) Adip0se (c) Statement 1 is incorrect but statement 2 is correct.
(onsider the following statements () -(üi), each with one (d) Both statements 1and 2 are incorrect.
ortwoblanks.
29. Given fiqures (I and II) show two specialised connective
(0 Bones have a hard and non-pliable ground tissues. ldentify the figqures I, land the parts labelled as
substance rich in (1) and (2) which give bone its Aand B.
strength.
Some of the columnar or cuboidal cells get specialised
for secretionandare called (3) epithelium. Lamella
li) (4) junctions help to stop substances from leaking
across a tissue,
Which one of the following options, gives any twO correct A B
fil uos for the respective blanks from (1) to (4) in the
statements? la Cartilage Bone Collagen fibres Chondrocyte
a 3)-glandular, (4)-Tight (b) Cartilage Bone Collagen fibres Chondroclast
(c) Bone Cartilage Microtubules 0steoblast
(b) (1)-calcium salts, (4) -Adhering (d) Bone Cartilage Collagen fibres Osteoblast
() 3)-glandular, (4)-Adhering
(d) (1)-magnesium salts, (2)-elastic fibres 30. ldentify the figures A, Band Cshowing different types
of muscle and select the correct option.
25. Read the following statements and select the correct
option.
Statement 1:Bone and cartilage are rigid connective
tissues.
Statement 2: Blood is a connective tissue with fluid
(plasma) matrix.
Ja Both statements 1 and 2 are correct. A C
(b) Statement 1 is correct but statement 2 is incorrect. A B
() Statement 1 is incorrect but statement 2 is correct. (a) Smooth muscle Striated muscle CardiaC Muscle
(d) Both statements 1and 2 are incorrect. (b) Cardiac muscle Smooth muscle Striated musde
26. Consider the following statements with two blanks. e Sriatedmuscle Smooth muscle Cardiac muscde
) Lacunae of bones house (1) while lacunae of (d) Involuntary musce Voluntary muscle Heart musce
cartlage contain (2). 31. Which of the following is a wrongly matched pair?
(i) In dense regular connective tissue, 3) fibres are (a) Unicellular glandular cells Goblet cell
present in rows between many (4 bundles of (b) Saliva Exocrine secretion
fibres. () Fusiform fibres Smooth muscle
Which one of the following options, gives the correct fill (d Cartilage - Areolar tissue
ups for the respective blank numbers from (1) to (4) inbes
the statements? 32. Consider the following four statements (i)- (v) and select
(a)3)-elastic, (4)-parallel the correct option stating which ones are true () and which
f6) (1)-osteocytes, (2)-chondrocytes ones are false (F).
() (3)-chondrocytes, (4)-osteocytes () The epithelium of proximal convoluted tubule (PCT)
(d) (3)-yellow elastic, (4)-horizontal of nephron in the kidney has microvili.
172
WitG Objective NCERT at your
() Simple epithelium covers the dy surface of the skin,
the moist surface of buccal cavity, pharynx, inner
(c)Statement 1is incorrect but statement
(d) Both statements 1 and 2 are incorrect.2is
Fcoringeerctigs.
lining of ducts of salivay glands and of pancreatic 36. Which one offtthe
ducts. following is correct pairing of a
part with the kind of muscle tisue
(1) The wallof internal organs such as the blood vessels,
stomach and intestine contains skeletal muscle.
present in it?
aY Biceps of upper arm - Smooth muscle fibres body
(b) Abdominal wall - Voluntary
(iv) Bone marrow in some bones is the site of production Je Intestine - smooth muscle
of blood cells.
(0) () (i) (iv) (d) Heart wall Involuntary
- Involuntary smooth
unstriatedmuscla
atT F F T muscle
(b) F F 37. Cardiac muscle cells differ from
striated muscle cells i
(c) T T F F having
(d) T F fal acentrally located nucleus
33. Read the following four statements (i)- (iv) having certain (b) different myofibrils
mistakes in two of them. (c) fewer mitochondria
() Adipose tissue is a type of dense connective tissue (d) no sarcoplasmic reticulum.
located beneath the skin. 38. Cardiac muscles are different from skeletal
(i) Compound epithelium has extensive role in muscles as
they are
absorption and secretion. (a) smooth
(i) Most of the cartilages in vertebrate embryos are (b) voluntary
replaced by bones in adults. (c) non-striated (et involuntary.
(iv) Smooth muscles are'involuntary' as their functioning 39. Read the following statements and select the
cannot be directly controlled. option. corret
Which of the above statements have mistakes? (0) Blood cells secrete fibres of structural proteins
(a) () and (ii) (b) (ii) and (iv) called collagen and elastin.
(c) () and (ii) la ) and (i) (i) Neuroglial cells protect and support the nephrons.
34. The four fiqures (A, B, Cand D) given below represent (ii) Oste0cytes are present in spaces called lacunae.
four different types of animal tissues. Which one of these (iv) Striated muscle fibres are bundled together in a
is correctly identified in the given options along with its parallel fashion.
correct location and function?
(v) Biceps are involuntary and striated.
(a) Statements (ii) and (iv) are incorrect.
(b) Statements (i) and (iv) are incorrect.
() Statements (i) and (ii) are incorrect.
d Statements (i), (G) and (v) are incorrect.
C D 40. Which of the following cells do not form layer and
Tissue Location Function remain structurally separate?
4at B-Glandular epithelium Intestine Secretion (a) Epithelial cells (b) Muscle cells
(b) C-Collagen fibres Cartilage Attach bone t Nerve cells (d) Gland cells
to bone
(c) D-Smooth muscle Heart Heart 41. Nervous tissue is made up of neurons and neuroglial
tissue contraction cells. Which of the following statements about these two
(d) A-Columnar cells islare false?
Nephron Secretion and
epithelium absorption () Neuroglia make up more than one-half the volume
35. Read the following statements and select the correct of neural tissue in our body.
option. (i) Neuroglia protect and support neurons.
Statement 1 :Cardiac muscle of the heart is striated (ii) When a neuron is suitably stimulated, an electrical
and has intercalated discs between its fibres (cells). disturbance is generated which swiftly travels along
Statement 2 : Intercalated discs provide quick, its cytosol.
powerful and rhythmic contractions to the heart. (iv) Arrival of the disturbance at the neuron's endings
ta Both statements 1 and 2 are correct. triggers stimulation or inhibition of adjacent
(b) Statement 1 is correct but statement 2 is incorrect. neurons or other cells.
 StruUCtual| Organisation in Animals 173
Biology|
(a) ) and(iv) (b) () and (ii) 48. Given is the fiqure of alimentary canal of earthworm.
e i)only (d) (iv) only Select the option that correctly identifies the parts
42. Partof nerve cells vwhich receives impulses is labelled asA to E.
(a) cyton 6) dendrite
() axon hillock (d) axon.

Organ and Organ System

A3, In unicellular organisms.
la) body is composed of billions of cells to perform
various functions
(b) basic functions are carried out by diferent groups
of cells in an organised manner
() all functions like digestion, respiration and
reproduction are performed by a single cell A B C D E
(d) none of these. (NCERT, Page 79) (a) Pharynx Stomach Caecum Gizzard Lymph gland
A. (0 is an ensemble of similar cells that perform a (b) Gizzard Pharynx Stomach Caecum Lymph gland
Specific function in(ü)_ animals. () Pharynx Gizzard Stomach Caecum Lymph gland
Select the correct option for (i) and (i). (d) Gizzard Pharynx Liver Stomach Villi
() (ii)
(a) Organ system unicellular 49. Which part of the alimentary canal of earthworm (in the
(b) Organ multicellular given figure) helps in grinding the soil particles?
() Organ unicellular
(d) Tissue multicellular (Page 79)
45. An organ system is formed 9

R
(a) when two or more organs perform different0 Sod no
functions by their physical andlor c h e m i c a l n
interaction
(b) when two or more organs perform a common bodlo goiaab
function by their physical and/or chemical
interaction
inE sd
() cell, tissues and organs do not split up the work
29

a way that exhibit division of labour

onoskesoo bes
(d) by a system that is not made up of organs. (a) P (b) Q () R (d) S
(Page 79)
46. In case of animals, 'X' refers to the external appearance 50. Which of the following is the special feature of the
of the organs or parts of the body. What is 'X' here? earthworm?
(a) Anatomy (b) Morphology (a) Two pairs of spermathecal apertures
() Metachrosis (d) Organisation (Page 80) (b) Presence of typhlosole
() Presence of S-shaped setae in the first, last and
NEETPus clitellum
| Earthworm (d) Open blood vascular system
47. Which of the following layers you will find in the body 51. Apair of testes in earthworm are present in segments
wallof earthworm (from outside to inside)? (a) 14th and 15th
(a) Non-cellular cuticle, epidermis, circular muscles, (b) 10th and 11th
longitudinal muscles, coelomic epithelium () 12th and 13th
(b) Cuticle, epidermis, longitudinal muscles, circular (d) 18th and 19th,
muscles, coelomic epithelium
() Non-cellular cuticde, epidermis, coelomic epithelium, 52. The lateral hearts in earthworm are situated in segments
circular muscles, longitudinal muscles (a) 7th and 9th (b) 6th and gth
(d) Cuticle, epidermis, peritoneal muscles () gth and 10th (d) 6th and 11th,
180 WtG Objective NCERT at your
123.In process A, tadpole larva changes into an adult frog. (a) A-(0), B-(i), C-(i) (b) A-i0), B-{0), C-{in)
What could be 'A' here? () A-{(ii), B-(),C-Gi) (d) A-i), B- (i),
(a) Development (b) Metamorphoris 128.Match column I with column II and select t
C-0)
(c) Aestivation (d) Hibernation (Page 84)
option from the given codes. the core
124.Frogs serve as an important link in food chain and food Column Column I
web because
(a) they are predator of humans A. Simple columnar () Wallof heart
(b) they are predator of snakes epithelium
(c) they eat insects and protect the crops B. Cardiac muscle (i) Adjacent bones of
(d) they eat harmful weeds. (Page 84)
vertebral column
125.Read the following statements (P- T) and select the C. Adipose tissue (ii) Inner lining of
option that correctly fills (i) -(v). and intestine stomach
P The male frog has a specialsound producing organ D. Cartlage (iv) Below the skin, in the
that present on the floor of throat called _(0)_.
Q. membraneis a part of ear and serves to receive
abdomen, buttocks,
thighs and breasts
SOund waves. (a) A-(i), B-(i), C-G), D-(iv)
R Dermis of the frog contains highly vascularised (b) A-(in), B-(iv), C-(i), D-(0)
(ii)_ glands.
() A-(), B-(ii), C-(iv), D-(ii)
s. Tongue of frog is (iv.
. ) respiration takes place in lungs on land. (d) A-(iüi), B-(0), C-(iv),D-(ii)
(a) 0-vocal sac, (i)-Plasma, (Gi)-mucous, (iv)-trilobed, 129.Match column Iwith column lland select the corae
(V)-Pulmonary option from the codes given below.
(b) -vocal sac, (il}-Tympanic, (ii)-mucous, (iv)-bilobed, Column I Column IlI
(V)-Pulmonary A. Vermicomposting () Open on body surface
() -vocal sac, (il)-Pleural, (ii)-mucous, (iv)-unilobed,
(V)-Pulmonary B. Pharyngeal (i) Locomotion
(d) (-vocal sac, (ii)-Tympanic, (iil-sweat, nephridia
(iv)-multilobed, (v)-Pulmonary C. Integumentary (ii)Enriched organic
(Page 80, 81, 82, 84)
nephridia manure

Matching Type Questions D. Setae

E. Spermathecae
(iv)
(v)
4th.6th segments
Store spermatozoa
126.Match column I with column Il and select the correct
option from the codes given below. (a) A-(i), B-(iv), C-0), D-(i), E-()
Column I Column I (6) A-(), B-0 tv),D-(), E()
A. Cartlage () Stores fat () A-(ii), B-{i0), Ç-(iv), D-), E-<v)
B. Bone marrow
(d) A-{ii), B-(v), C-{0). D-(iv), E-(Gi)
() Transport of substances
130.Match column | with column |l and select the correct
C. Adipose tissue (ii) Tip of nose option from the codes given below.
D. Blood (iv) Site of blood cell production
Column I Column Il
(a) A-(), B-(i0), C-{ii), D-{(iv)
(b) A-(i), B-(ii), C-{iv), D - ( ) I S E (Parts of alimentary (Respective
() A-(i), B-(iv), C-{), D-{(i) canal of earthworm) segments)
(d) A-{iv), B-(ii), C-{ii), D-{i) A. Buccal cavity (0) 1-3
127.Match column Iwith column Iland select the correct B. Pharynx (i) 3-4
option from the codes given below.
C. Oesophagus (ii) 5-7
Column I Column ll D. Gizzard (iv) 8-9
A. Microvili () Connective tissue E. Stomach (v) 9-14
B. Matrix (Gi) Absorption F. Intestine (vi) 15 to last
C. Striated myofibril (ii) Biceps G. Typhlosole (vii) 26-35
 |Structural Organisation in Animals 181
Bolbgy
(a) A-(0),B-(i), C-{(in), D-{(iv), E-(V), F-{v), G-(vi)
N. Lungs (i) Diffusion
(b) A-), B-(i), C-{(i), D-(v), E-(iv), F-(vi), G-(vi)
A-(0), B-(ii), C-(i), D-(iv), E-(V), F-(vi), G-{vi) 0. Skin (ii) Secreted from wall of the
stomach
() A-(), B-(ii), C-(i), D-(v), E-(iv), F-{vi), G-(vi)
131.Matchcolumn I with column I. P. Pancreatic juice (iv) Pulmonary respiration
Column I Column Il (a) M-(ii), N-(iv),0-(0), P-(ii)
M.Genus () Animalia (b) M-0), N-(i), 0-(i), P-(iv)
(c) M-(ii), N-(iv), 0-(i), P-(0)
N. Kingdom (i) Amphibia (d) M-(iv), N-(ü), 0-(i), P-(0) (Page 82)
0. Phylum (ii) Chordata
134.Match column I with column I.
p Class (iv) Rana Column II
Column
la) M-(iv), N-(), 0-(i), P-(i) M. Cloaca () Oviduct
(b) M-{0), N-(i), 0-(ii), P-{iv) N. Testis (i) Chyme
() M-(iv), N-(ii), 0-(i), P-(0) 0. Stomach (ii) Undigested solid waste
(d) M-(ii), N-(iv), 0-(0), P-(ii) (Page 80)
P. Ovary (iv) Vasa efferentia
|l.
132,.Match column Iwith column (a) M-(ii), N-(iv), 0-(i), P-(0)
Column I Column II
(b) M-0, N-(1),0-(Gi), P-(iv)
M. Hibernation () Cold-blooded (c) M-(ii), N-), 0-(i), P-(iv)
(Page 82, 83, 84)
N. Poikilotherms (ii) Summer sleep (d) M-(iv), N-(i), 0-(0), P-(i)
0. Aestivation (ii) Protective 135.Match column lwith column Il.
colouration Column I Column II
P. Mimicry (iv) Winter sleep M. Bile () HCl and gastric juice
N. Intestine (i) Hibernation and
(a) M-(1), N-(ii), 0-(iv), P-(i) aestivation
(b) M-(), N-(i), 0-(in), P-(iv) (ii) Villi and microvilli
() M-(i), N-Ö), 0-(), P-ii)roiseh 0. Tadpole
(d) M-(i), N-(iv), 0-(i), P-)oan (Page 80) P. Stomach (iv)Emulsifies fat
0 toz695 0. Cutaneous respiration (v) Metamorphosis
133.Match column Iwith column lI.
(a) M-(0), N-Gi), 0-(i), P-{(iv), Q-(v)
Column I Column II
(b) M-(iv), N-(i), 0-(v), P-(i), Q-(ii)
M. Gastric juice () Digest carbohydrates (c) M-(iv), N-(ii), 0-(0), P-(ii), Q-(v)o
and proteins (d) M-(i), N-(ii), 0-{(), P-(i), Q-(iv) (Page 82, 84)

Check your score! Ifyour score is

"Move on to the next chapter. You have mastered this chapter. Concepts are certainly
>95% EXCELLENT ! on your fingertips.
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willmaster this chapter.
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NOT SATISFACTORY!
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This iswhere you fall behind from scoring well. Give special attention to this
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 GExam Archive This section includes previous years' NEET/PMTs questions based on NCERT core content.

(c) (A)-(ii), (B)-(0), (C)-{(iv), (D)-(i)

1. Given below are two statements.
(d) (A-üi), (B)-(iv), (C)-(i), (D)-(0)
Statement I: Ligaments are dense irregular tissue.
Statement ll: Cartilage is dense regular tissue. 4. Incockroach, excretion is brought about by (NEET)
In the light of the above statements, choose the correct A. Phallic gland
answer from the options qiven below. B. Uricose gland
(a) Statement I is true but statement Il is false. C. Nephrocytes
(b) Statement I is false but statement Il is true. D. Fat body oJpnizninT
(c) Both statementland statement ll are true. E. Collaterial glands.miO sbilsi
(d) Both statement Iand statement Il are false. Choose the correct answer from the options given below
(NEET) (a) B, Cand Donly
(b) Band Donly
2. Match the following cellstructure with its characteristic
() AandE only
feature. (d) A, Band Eonly
(A) Tight () Cement neighbouring cells
(NEET)
5. Which of the following characteristics is incorrect with
junctions together to form sheet respect to cockroach ?
(B) Adhering () Transmit information through (a) 10th abdominal segment in both sexes, bears apair
junctions chemical to another cells
of anal cerci.
(C) Gap (ii) Establish a barrier to prevent (b) Aringof gastric caeca is present at the junction of
junctions leakage of fluid acroSS midgut and hind gut.
epithelial cells
(c) Hypopharynx lies within the cavity enclosed by the
(D) Synaptic (iv) Cytoplasmic channels to
facilitate communication
mouth parts.
junctions (d) In females, 7th.gth sterna together form a genital
between adjacent cells
pouch. (NET)
Select correct option from the following.
6. Ifthe head of cockroach is removed, it may live for few
(A) (B) (C) (D) days because
(a) (i) (iv) (0) (i)
(a) the supra-oesophageal ganglia of the cockroach
(b) (iv) () (0 (i) are situated in ventral part of abdomen
(c) (ii) (0) (iv) () (b) the cOckroach does not have nervous system
(d) (iv) (ii) (0 0) (NEET) (c) the head holds a small proportion of a nervous
3. Match list-I with list-Il. system while the rest is situated along the ventral
List-I List-| part of its body
(A) Bronchioles (i) Dense regular (d) the head holds a 1/3rd of a nervous system whle
connective tissue the rest is situated along the dorsal part of its b0y.
(B) Goblet cell (ii) Loose connective tissue (NEE)
(C) Tendons (ii) Glandular tissue
7. Tegmina in cockroach, arises from
(D) Adip0se Tissue (iv) Ciliated epithelium (a) prothorax
Choose the correct answer trom the option given below. (b) mesothorax
(a) (A)-(i), (B)-(i), (C)-(0),(D)-(i) (c) metathorax
(NEI)
(b) (A)-(0, (B)-(i), (C)-(ii), (D)-(v) (d) 'prothorax and mesothorax.
Biology | Structural Orgaisation in Animals 185
Cuboidal epithelium with brush border of microvilli is 13. Smooth muscles are
found in
(a) involuntary, fusiform, non-striated
(a) lining of intestine
(b) voluntary, multinucleate, cylindrical
(b) ducts of salivary glands () involuntary, cylindrical, striated
() proximal convoluted tubule of nephron (NEET)
(d) Eustachian tube (d) voluntary,spindle-shaped, uninucleate.
(NEET)
14. Which type of tissue correctly matches with its location?
Choose the correctly matched pair. Tissue Location
(a) Tendon - Specialisedconnective tissue
(a) Transitional epithelium Tip of nose
(b) Adipose tissue - Dense connective tissue
(b) Cuboidal epithelium Lining of stomach
() Areolar tissue -L00se connective tissue
(c) Smooth muscle Wall of intestine
(d) Cartilage -Loose connective tissue (AIPMT)
(d) Areolar tissue Tendons (NEET)
40. The function of the gap junction is to
(a) separate two cells from each other 15. Following are the statements about prostomium ot
earthworm.
(6) stop substance from leaking acrOSs a tissue
() performing cementing to keep neighbouring cells (A) It serves as a covering for mouth.
together (B) It helps toopen cracks in the soil into which it can
(d) facilitate communication between adjoining cells crawl.
by connecting the cytoplasm for rapid transfer of (C) It is one of the sensory strUctures.
jons, small molecules and some large molecules. (D) It is the first body segment.
(AIPMT) Choose the correct answer from the options given below.
11. Given below is the diagrammatic sketch of acertain type (a) (B) and (C) are correct.
of connective tissue. (b) (A), (B) and (C) are correct.
(c) (A), (B) and (D) are correct.
(d) (A),(B), (C) and (D) are correct. (NEET)
16. Which of the following features is used to identify amale
cockroach from a female cockroach?
(a) Presence of a boat-shaped sternum on the 9th
abdominal segment
(b) Presence of caudal styles
ldentify the parts labelled A, B, Cand Dand select the () Forewings with darker tegmina
right option about them.
(d) Presence of anal cerci (NEET)
A B CD
(a) Macrophage Fibroblast Collagen Mast cell 17. Pheretima and its cose relatives derive nourishment from
fibres (a) sugarcane roots
(b) Mast cell Macrophage Fibroblast Collagen fibres (b) decaying fallen leaves and soil organic matter
() Macrophage Collagen fibres Fibroblast Mast cell (c) soil insects
(d) Mast cell Collagen Fibroblast Macrophage
(AIPMT)
(d) smallpieces of fresh fallen leaves of maize, etc.
fibres
(AIPMT)
12. Which of the following statements wrongly represents
the nature of smooth muscle? 18. Which one of the following structures in Pheretima is
correctly matched with its function?
(a) These muscles are present in the wall of blood vessels.
(b) These muscle have no striatíons. (a) Clitellum - Secretes cocoon
(0 They are involuntary muscles. (b) Gizzard -Absorbs digested food
(d) Communication among the cells is performed by (c) Setae -Defence against predators
intercalated discs. (NEET) (d) Typhlosole -Storage of extra nutrients (AlPMI)
186
WtG Objective NCERT at your
19. Select the correct sequence of organs in the alimentary
canal of cockroach starting from mouth.
(d) Pharynx ’ Oesophagus -’ Gizzard
Crop ’ Colon ’ Rectum
Flienugmeris
(a) Pharynx ’ Oesophagus -’ leum ’ Crop ’
Gizzard Colon ’ Rectum
20. Which is not true for cockroach? (NEET)
(a) 1pair of compound eyes
(b) Pharynx ’ Oesophagus -’ Crop - Gizzard ’ (b) Forewings called tegmina used for fliaht
lleum ’Colon ’ Rectum attached to 1st thoracic segment
() Pharynx ’ Oesophagus ’ Gizzard ’ Crop ’ (c) 1pair of maxilla and mandibles
leum -’ Colon ’ Rectum (d) Has 10 abdominal segments
(Al IS)

ANSWER KEY
MCQs Corner
1. (d) 2. (b) 3. (a) 4. (6) 5. ( 6. () 7. () &. (b) 9. (b) 10. (d) 11. () 12. (c) 13. (a) 14. () 15. (4)
16. (6) 17. (a) 18. (0 19. (0 20. (a) 21. (b) 22. (b) 23. (d 24. (a) 25. (a) 26. (b) 27. (b) 28. (b) 29. (a) 30. ()
31. () 32. (a) 33. (0) 34. (a) 35. (a) 36. () 37. (a) 38. (d) 39. (d) 40. () 41. () 42. (b) 43. () 44. (0) 45. (6)
46. (b) 47. (a) 48. () 49. () 50. (b) 51. (6) 52. (a) 53. (6) 54. (d) 55. (b) 56. (d) 57. (b) 58. (d) 59. (d 60. ()
61. () 62. (a) 63. (b) 64. (d) 65. () 66. (d) 67. () 68. () 69. (0) 70. (0) 71. (6) 72. (d) 73. () 74. (d) 75. (0)
76. () 77. (6) 78. (a) 79. (a) 80. (6) 81. (6) 82. (6) 83. (d) 84. () 85. (d) 86. () 87. () 88. (b) 89. (b) 90. (a)
91. (a) 92. () 93. (d) 4. (9) 95. (0) 96. (a) 97. (d) 98. (b) 99. (d) 100.(d) 101.(d) 102.(b) 103.(d) 104.(b) 105.6)
106.() 107.) 108.(a) 109.4a) 110.(4) 111.6) 112.(0) 113.(c) 114.(d) 115.(a) 116.(c) 117.(a) 118.(0) 119.() 120.(0)
121.() 122.() 123.(6) 124.(0 125.b) 126.() 127.(b) 128.(d) 129.(a) 130.(a) 131.a) 132.() 133.() 134.(a) 135.(b)
Exam Scorer
NCERT Exemplar Problems
1. (d)
A&R Corner
1. b) 2. a) 3. (9 4. (d) 5. (a) 6. (0) 7. (4) &. (6) 9. (a) 10. (4) 1. (a) 12. (a) 13. (a) 14. (0) 15. 0)
Case Based Questions
1. (6) 2. (a) 3. (b) 4. ()
Thinking Corner
1. (d) 2. (d)
Exam Archive
1. (0 2. () 3. (a) 4. a) 5. (0) 6. d 7. (6) 8. (0 9. (0 10. (4) 11. (6) 12. (d) 13. (4) 14. () 15. 0)
16. (b) 17. (b) 18. (a) 19. (b) 20. (b)