Differentiate between autotrophic and heterotrophic modes of nutrition.
Autotrophic: This type of nutrition is found in green plants. Autotrophic organism can prepare their own food. In this mode of nutrition, carbon dioxide is utilized to prepare food in presence of sunlight. Heterotrophic: This type of nutrition is found in some plants and all animals. Heterotrophic organisms cannot prepare their own food. They cannot use carbon dioxide to prepare food in presence of sunlight.