Metamorphosis of frog is controlled by:

These questions consist of two statement each, printed as Assertion and Reason. While answering these questions, you are required to choose any one of the following four responses. A. If both Assertion and Reason are true and Reason is a correct explanation of the Assertion. B. If both Assertion and Reason are true but Reason is not a correct explanation of the Assertion. C. If Assertion is true but Reason is false. D. If both Assertion and Reason are false. Assertion: Metamorhosis in frog is said to be progressive. Reason: Metamorphosis in frog is controlled by thryoxine hormone

Different colours sof skin of frog are controlled by:

Addition of which element in water speeds up the metamorphosis in frog's tadpole larva?

How does metamorphosis differ from retrogressive metamorphosis?

Disappearence of the tadpole tail during metamorphosis is brought about by :

Choose the correct alternative: Retrogressive metamorphosis is found in Amphioxus/Herdmania.

What is food of frog ?