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Reptilia Creeping Vertebrates - Questions and Answers

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271. Tusks of Elephant are made of
A. Ivory
B. Hard bone
C. Fortified cartilage
D. Mixture of calcium and silica
Explanation:
272. Carnassial teeth are
A. Last premolar and first molar of each jaw
B. Last premolar of lower jaw and first molar of upper jaw
C. Last premolar of upper jaw and first molar of lower jaw
D. Canines and first premolars
Explanation:
273. Tusks of female Elephant are
A. Long
B. Small
C. Rudimentary
D. Absent
Explanation:
274. Cervical vertebrae in Bradypus are
A. 5
B. 6
C. 8
D. 9
Explanation:
275. In Whale and Dolphin the tail bears
A. Dorsal fin
B. Caudal fin
C. Two vertical flukes
D. Two horizontal flukes
Explanation: