Animaldiversity
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Animal diversity-II
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a) Notochord b) Nerve cord
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c) Heart d) Pharyngeal gill slits
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3. Identify the sanguivorous vertebrate from the following
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4. Fishes mainly excrete ammonia because they are
a) Anamniotes b) Aquatic
a)Amniotes b) Sauropsidans
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10. Identify the “amniotic living fossil” vertebrate from the following
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11. Reptilian group with complete inter ventricular septum in the heart is
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13. The “wish bone” in birds is formed by the union of
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a) Clavicles and coracoids
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c) Thoracic, lumbar, sacral and caudal vertebrae
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d) Carpals and metacarpals
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14. Mammals with well developed corpus callossum in brain are
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a)Eutherians b)Marsupials c)Monotremes d)Only primates
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18. Study the following statements regarding cephalochordates and choose the correct
combination.
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a) I & II b) II & III c) All are true d) I & III
19. Study the following and choose the correct combination pertaining to elasmobranchs
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I) Endoskeleton of elasmobranchs is made of cartilage
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II) Skin covered by placoid scales
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III) Caudal fin is homocercal
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IV) Claspers are modified ventral fin
20. Identify the correct statements from the following regarding Dipnoi
d) Frogs and toads have unequal sized limbs but tail absent
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22. Choose the correct combination from the following
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a) All are correct b) Only I is correct
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c) Only III is incorrect d) Only I & II are correct
23. Study the following and choose the correct combination about birds
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I) All the bones in birds are pneumatic bones
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II) Airsacs are responsible for the pneumaticity of bones
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III) Exchange of gases takes place both in lungs and air sacs
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IV) Presence of air sacs causes continuous oxygenation of blood in birds
24. Identify the incorrect statements from the following about monotremes
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a) Both (A) and (R) are true and (R) is the correct explanation of (A)
b) Both (A) and (R) are true and (R) is not the correct explanation of (A)
c) (A) is true but (R) is false
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26. Asssertion (A): Caecilians are limbless amphibians.
Reason(R): They are aquatic and free swimming amphibians.
a) Both (A) and (R) are true and (R) is the correct explanation of (A)
b) Both (A) and (R) are true and (R) is not the correct explanation of (A)
c) (A) is true but (R) is false
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d) (A) is false but (R) is true
27. Assertion (A): In anurans, caudal vertebrae are fused to form pygostyle
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Reason(R): Anurans are caudate amphibians
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a) Both (A) and (R) are true and (R) is the correct explanation of (A)
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b) Both (A) and (R) are true and (R) is not the correct explanation of (A)
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c) (A) is true but (R) is false
flight.
Reason(R): Carina is part of sternum
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a) Both (A) and (R) are true and (R) is the correct explanation of (A)
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b) Both (A) and (R) are true and (R) is not the correct explanation of (A)
c) (A) is true but (R) is false
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a) Both (A) and (R) are true and (R) is the correct explanation of (A)
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b) Both (A) and (R) are true and (R) is not the correct explanation of (A)
c) (A) is true but (R) is false
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30. Assertion (A): Metatherians give birth to young ones in a very immature state
Reason(R): Young ones grow in the marsupium of mother after parturition
a) Both (A) and (R) are true and (R) is the correct explanation of (A)
b) Both (A) and (R) are true and (R) is not the correct explanation of (A)
c) (A) is true but (R) is false
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d) (A) is false but (R) is true
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31. Match the following
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A) Scyllium I) Operculum
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B) Labeo II) Sensory tentacle
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C) Ichthyophis uc III) Pelvic claspers
a) A B C D b) A B C D c) A B C D d) A B C D
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A) Bufo I) Amphiplatyan
V) Amphicoelous
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a) A B C D b) A B C D c) A B C D d) A B C D
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33. Name Character
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a) A B C D b) A B C D c) A B C D d) A B C D
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I II III IV III II I IV I II IV III III I II IV
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A) Pavo I) National bird of Newzeland
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B) Apteryx II) National bird of India
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C) Coracias uc III) State bird of A.P
a) A B C D b) A B C D c) A B C D d) A B C D
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a) A B C D b) A B C D c) A B C D d) A B C D
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36. LIST-I LIST-II
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V) Commensalism
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a) A B C D b) A B C D c) A B C D d) A B C D
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37. Choose the correct combination from the following
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Name Character Common Name
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I) Rhacophorus Webbed limbs
uc Flying dragon
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39. Name Group Distributions
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a) I & II b) II & III c) III & IV d) II & IV
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40. Name Character Group
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II) Torpedo Muscles modified into electric organs Chondrichthyes
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III) Neoceratodus Airbladder acts as lung Dipnoi
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IV) Ichthyophis Eyes vestigial
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a) I, II, III correct b) All are correct c) II, III, IV correct d) Only I & IIII
correct
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a) I & II correct b)All correct c)II & III correct d) III & IV correct
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42.
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a) A=notochord B=nerve chord C=heart
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b) A=nerve cord B=notochord C=pharynx
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d) A=notochord B=intestine C=nerve cord
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43.
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44.
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Locate the interclavicular air sac from the above diagram.
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a) B b) A uc c) D d) E
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45.
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KEY
1) c 2) d 3) b 4) b 5) c 6) a 7) a 8) b 9) b 10) d
11) d 12) b 13) b 14) a 15) b 16) b 17) b 18) b 19) b 20) a
21) b 22) c 23) d 24) c 25) c 26) c 27) b 28) b 29) a 30) b
31) c 32) b 33) b 34) b 35) c 36) c 37) b 38) a 39) d 40) b
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41) c 42) a 43) b 44) b 45) d
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a ks
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