Question

what is heterotrophic nutrition describe its types

Answer 1

heterotrophic nutrition can be defined as a type of Nutrition in which energy is derived from the intake and digestion of the organic substances, normally of plant or animal source in heterotrophic nutrition organic substances present in the food our first broken down into simple forms inside the body of the organisms this process of simplification of components of food is known as digestion for quick simplification these organisms use bio catalyst called digestive enzymes.

the heterotrophic mode of nutrition can further be divided into following types

❤ saprophytic nutrition : saprophytic nutrition refers to the mode in which organism obtains its nutrients from the dead and decaying organic matter the organism does not obtain food from any living organism in this mode, the organism releases some digestive enzymes on the food outside its body the enzymes simplify the food after simplification, the food is absorbed by the organism.

❤parasitic nutrition : the parasitic nutrition refers to the mode of nutrition in which an organism obtain its food from other living organisms, without killing them such organisms are called parasites the organisms, from which parasite obtain their food are called host.

❤holozoic nutrition : in holozoic nutrition organism does not absorb with the food particles from its body surface instead, it takes in whole food particle that is holozoic nutrition is a mode of nutrition in which organisms actively in take the food with the help of some specialised mechanism this intake of food is called ingestion.

⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐

Answer 2

Heterotrophic nutrition. Heterotrophic nutrition is the mode of nutrition in which organisms depend upon other organisms to survive. All animals and non green plants are heterotrophic.