Ans: Food is required by life forms for many reasons. Foods contain different supplements which are needed by our body for development and advancement. Food gives us the energy to perform different daily activities. Food assists with securing the body against different ailments and diseases. Various creatures eat various types of food according to their body structure and inner organs. Based on the sort of food they eat, creatures are isolated into three essential classes:Herbivores: Animals that feed on plants and plant items are called herbivores.Example: bovine, goat, elephant, deer, etc.Carnivores: Animals that feed on different creatures are called carnivores. Example: lion, tiger, fox, etc.Omnivores: Animals that feed on both plant and animal matter. Example: birds, dogs, bears, etc.