Distinguish between autotrophic and heterotrophic nutrition.
Autotrophic Nutrition :
1. It is the nutrition in which organisms manufacture their own food from CO2and H2O. It is of two types photoautotrophic and chemoautotrophic.
Heterotrophic Nutrition :
1. In this mode of nutrition the organisms cannot manufacture their own food and feed upon high energy organic molecules. It is of four types holozoic, saprozoic, parasitic and symbiotic nutrition.
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