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Vertebrata Agnatha Pisces - Questions and Answers

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136. Caecilians differ from common amphibians in
A. Absence of middle ear and vocal cords
B. Absence of limbs and girdles
C. Absence of eye lids
D. All the above
Explanation:
137. Bull Frog of India is
A. Rana tigerina
B. R. sylvatica
C. R. ecutesbeiana
D. R. esculenta
Explanation:
138. Retention of larval characters even after sexual maturity is called
A. Parthenogenesis
B. Ontogenesis
C. Phyllogenesis
D. Neoteny
Explanation:
139. Amphibians possess
A. Hepatic portal system
B. Renal portal system
C. Hypophyseal portal system
D. All the above
Explanation:
140. Which is not a true amphibian animal
A. Salamander
B. Toad
C. Tortoise
D. Frog
Explanation:
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