AP-EAPCET SERIES

Zoology

Kingdom Animalia

30 previous year questions.

Volume: 30 Ques

Yield: High

High-Yield Trend

30

2023

Chapter Questions
30 MCQs

01

PYQ 2023

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zoology ID: ap-eapce

Choose the incorrect statements regarding Hemichordata A. Stomochord extends into proboscis B. They have ventral heart with closed type of circulatory system C. Development includes Tornaria larva D. Cloacal respiration takes place by respiratory trees.

1

B, D

2

A, C

3

B, C

4

A, D

02

PYQ 2023

medium

zoology ID: ap-eapce

Aristotle’s lantern is present in

1

Echinoidea

2

Holothuroidea

3

Asteroidea

4

Ophiuroidea

03

PYQ 2023

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zoology ID: ap-eapce

Choose among the following the characters of Ophiuroidea of phylum Echinodermata:

1

Madreporite is aboral, tube feet with suckers, open ambulacral grooves

2

Closed ambulacral grooves, tube feet without suckers, absence of anus

3

Arms absent, anus is aboral, closed ambulacral grooves

4

Open ambulacral grooves, tube feet with suckers

04

PYQ 2023

medium

zoology ID: ap-eapce

Prochordate that exhibits bioluminescence

1

Chaetopterus

2

Pyrosoma

3

Firefly

4

Jelly Fish

05

PYQ 2023

medium

zoology ID: ap-eapce

Choose the correct combination among the following A. Bivalvia - Radula - Rasping organ B. Scaphopoda - Captacula - Capture of food C. Pelecypoda - Crystalline style - Digestion of starch D. Cephalopoda - Osphradium - Water purity testing

1

A, D

2

B, D

3

A, C

4

B, C

06

PYQ 2023

medium

zoology ID: ap-eapce

The spermathecae in earthworm are present in

1

8 and 9 segments

2

3 and 4 segments

3

6, 7, 8 and 9 segments

4

15 to last segment

07

PYQ 2023

medium

zoology ID: ap-eapce

Identify the protozoan with anematic flagellum:

1

Chilomonas & Cryptomonas

2

Euglena & Astasia

3

Peranema & Monas

4

Chlamydomonas & Politoma

08

PYQ 2023

medium

zoology ID: ap-eapce

Assertion (A): Amphibians remained as imperfect group. Reason (R): Although Amphibians invaded land, they could not adapt completely to terrestrial life.

1

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

2

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

3

A is true and R is wrong.

4

A is wrong and R is true.

09

PYQ 2023

medium

zoology ID: ap-eapce

Choose the correct statement regarding ciliary movement

1

Longitudinal cilia exhibit synchronous movement.

2

Transverse cilia exhibit metachronous movement.

3

Flagellar locomotion is faster than ciliary locomotion.

4

Cilia bring out the movement of either the organism or the surrounding fluid.

10

PYQ 2023

medium

zoology ID: ap-eapce

Match the following List I List II A. Gorgonia i. Marine leech B. Pontobdella ii. Sea Urchin C. Balanus iii. Sea Fan D. Echinus iv. Rock barnacle

1

A - iii, B - i, C - iv, D - ii

2

A - iii, B - iv, C - ii, D - i

3

A - iv, B - ii, C - i, D - iii

4

A - iii, B - i, C - iv, D - ii

11

PYQ 2023

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zoology ID: ap-eapce

Choose the common characters shown by the animals of classes Scyphozoa and Anthozoa A. Mesoglea is non-cellular with amoebocytes B. Cnidocytes occur in ectoderm and endoderm C. Germ cells are derived from endoderm D. Coelenteron is undivided

1

A, C

2

B, D

3

B, C

4

C, D

12

PYQ 2023

medium

zoology ID: ap-eapce

Wriggling movements of sporozoites are caused by:

1

Microtubules

2

Convoluted tubules

3

Pseudopodia

4

Flagella

13

PYQ 2023

medium

zoology ID: ap-eapce

Rats belong to the class

1

Rodentia

2

Cetacea

3

Mammalia

4

Carnivora

14

PYQ 2023

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zoology ID: ap-eapce

Assertion (A): Ascaris lumbricoides is a facultative anaerobe. Reason (R): Ascaris performs either aerobic or anaerobic respiration depending on availability of oxygen.

1

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

2

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

3

A is true and R is false.

4

A is false and R is true.

15

PYQ 2023

medium

zoology ID: ap-eapce

Match the following body parts of earthworm with respect to their segments A. Gizzard i. 8 th & 9 th B. Pharyngeal Nephridia ii. 17 th & 19 th C. Nerve ring iii. 4 th, 5 th, 6 th D. Accessory glands iv. 17 th & 19 th

1

A. iii, B. i, C. ii, D. iv

2

A. ii, B. iv, C. i, D. iii

3

A. iii, B. iv, C. i, D. ii

4

A. iii, B. ii, C. i, D. iv

16

PYQ 2023

medium

zoology ID: ap-eapce

Choose the incorrect combination among the following: Class Character Example 1) Xiphosura Poisonous Claws Limulus 2) Arachnida Coxal Glands Scutigera 3) Crustacea Biramous appendage Sarcoptes 4) Diplopoda Gnathochilarium Spirostreptus

1

2, 3, 4

2

1, 3, 4

3

1, 2, 4

4

1, 2, 3

17

PYQ 2023

medium

zoology ID: ap-eapce

Bilateral symmetry is observed in A. Asterias B. Bipinnaria C. Adult gastropods D. Auricularia Larva E. Brachiolaria Larva

1

B, C, E

2

A, C, D

3

A, B, E

4

B, D, E

18

PYQ 2023

medium

zoology ID: ap-eapce

The production of the flowers in response to light hours in a day is

1

Photoperiodism

2

Phototropism

3

Phototaxis

4

Photokinesis \textbf{Correct Answer:} (1) Photoperiodism

19

PYQ 2023

medium

zoology ID: ap-eapce

Assertion (A): Hemichordata is now placed as a separate phylum under non-chordata. Reason (R): The stomochord of these animals was once believed to be the notochord.

1

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

2

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

3

A is correct but R is incorrect.

4

A is incorrect but R is correct.

20

PYQ 2023

medium

zoology ID: ap-eapce

Assertion (A): It is necessary to know the life history of an ascidian to consider it a chordate. Reason (R): Ascidians exhibit retrogressive metamorphosis in which larval stages are in a degenerated condition.

1

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

2

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

3

A is true but R is false

4

A is false but R is true

21

PYQ 2023

medium

zoology ID: ap-eapce

The closest invertebrate relatives of chordates belong to the phylum:

1

Mollusca

2

Echinodermata

3

Coelenterata

4

Arthropoda

22

PYQ 2023

medium

zoology ID: ap-eapce

Identify the correct statement in relation to Wuchereria :

1

Pineal spicules are unequal and chitinous

2

Pineal spicules are equal in size and chitinous

3

Sausage-shaped larva is formed in labrum of mosquito

4

Mammillated eggs are found in the life cycle

23

PYQ 2023

medium

zoology ID: ap-eapce

Choose the incorrect pair among the following A. Biosphere reserve - Indo Burma region B. Aravalli Hills - Rajasthan and Gujarat C. Koringa sanctuary - Uttarakhand D. Biodiversity hotspot - Himalayan region

1

B, C

2

A, C

3

A, D

4

B, D

24

PYQ 2023

medium

zoology ID: ap-eapce

Select the set of characters equally shared by reptiles and aves among the following

1

Pneumatic bones and powerful breast musculature.

2

Interclavicle, uricotelism and megalecithal eggs.

3

Urinary bladder and Furcula.

4

Furcula and keel.

25

PYQ 2023

medium

zoology ID: ap-eapce

Protozoan in which cilia are confined only to juvenile stages is:

1

Paramecium

2

Vorticella

3

Acineta

4

Euglena

26

PYQ 2023

medium

zoology ID: ap-eapce

Identify the correct option Statement - I: Some insects add glycerol to their blood as antifreezing agent during winter. Statement - II: Insects are temperature regulators.

1

Statement I and II are correct.

2

Statement I is wrong and II is correct.

3

Statement I is correct and II is wrong.

4

Statement I and II are wrong.

27

PYQ 2023

medium

zoology ID: ap-eapce

Slowest and most primitive type of locomotion in protozoan is

1

Flagellar movement

2

Amoeboid locomotion

3

Ciliary locomotion

4

Undular movements

28

PYQ 2023

medium

zoology ID: ap-eapce

The integral form of the exponential growth equation is

1

2

3

4

29

PYQ 2023

medium

zoology ID: ap-eapce

Example of anadromous migration is

1

Salmon and Hilsa

2

Anguilla

3

Catla Catla

4

Labeo

30

PYQ 2023

medium

zoology ID: ap-eapce

Mild tertian malaria is caused by

1

Plasmodium vivax

2

Plasmodium ovale

3

Plasmodium falciparum

4

Plasmodium malariae