Question

in what form energy is stored in plants and animals

Answer 1

In plants and animals energy is stored in chemical form.
For example - animal cell stores energy as ATP(adenosine triphosphate), glycogen etc.
and in plants it is stored as starch.

Answer 2

in animals the energy are store in the form of Adenosine Triphosphate (ATP) or Glucose.
in plants,the energy are store in the form of starch.staech is a chain of glucose.