Do all living organisms need the same kind of food?Explain.
No. The food requirements of all living organisms vary. On the basis of food requirements, living organisms are grouped into three categories:
(i) Herbivores: These animals eat only plants or plant products. For example: Cow, elephant, rabbit, horse, etc.
(ii) Carnivores: These animals eat other animals. For example: Lion, tiger, lizard, etc.
(iii) Omnivores: These animals eat both plants and animals. For example: Dog, cat, crow, etc