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Vertebrata Agnatha Pisces - Questions and Answers

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81. Heart is two chambered in
A. Fishes
B. Amphibians
C. Reptiles
D. Birds
Explanation:
82. A limbless amphibian is
A. Amphiuma
B. Necturus
C. Uraeotyphlus
D. Cryptobranches
Explanation:
83. Summer sleep of cold-blooded animals is called
A. Hibernation
B. Neoteny
C. Aestivation
D. Paedogenesis
Explanation:
84. The number of appendages present in most vertebrates is
A. One pair
B. Two pairs
C. Three pairs
D. Four pairs
Explanation:
85. Bufo differs from Bull Frog Rana in
A. Absence of teeth and nonbifurcated tongue
B. Non-implexus
C. Absence of vocal sacs
D. All the above
Explanation:
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