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Animal Kingdom question

2004 · Q30
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Animal Kingdom question

2004 · Q30

NEETBiologyAnimal KingdomMCQ+4 / −1
Presence of gills in the tadpole of frog indicates that
  1. A
    fish were amphibious in the past
  2. B
    fish evolved from frog-like ancestors
  3. C
    frog will have gills in future
  4. D
    frog evolved from gilled ancestors.
View written solutionFree

Correct answer: D

It is universally accepted that amphibians (frogs) have originated from fishes. Resemblance of amphibia to fish is seen in most systems of the body. Both are cold blooded. Fish respire by gills and also tadpole of frog respires by gills. To prevent dessication in air, both usually lay eggs in water.

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