Question

life cycle of a frog

Answer 1

Life cycle of the frog:- The stages of development are the egg, the tadpole and the adult; each stage usually lasts several weeks, but can last up to two years in some species.

* tadpole :-Aquatic larva of the frog having a large head and a slender body ending in a tail; it breathes through gills.
*forelimb:-The forelimbs appear during the last stage of the tadpole’s metamorphosis.
*external gills:- Respiratory organs that filter water and take in food particles; they are later replaced by internal gills.
*eggs:-Embryonic stage of the frog resulting when the egg is fertilized by the sperm.

Answer 2

The life cycle of a frog comprised of the following stages:

- The egg develops into a tadpole  

- Tadpole then develops limbs  

- The next stage includes the growth of a tadpole into an adult frog  

A frog lays hundreds of eggs at a time and very few of them gets successful to become an adult frog.