pt 2question paper 2019-20
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Explanation: ☆ Three types of Heterotrophic nutrition :-
● Saprophytic Nutrition :- The mode of nutrition in which organism obtain its food from dead decaying matter .
For ex :- Mushroom, yeast, bread moulds etc.
● Parasitic Nutrition :- It is that nutrition in which an organism derives its food from the body of host without killing it instead living on/in it. For ex :- Roundworm, leech, lice etc.
● Holozoic Nutrition :- It is that nutrition in which an organism takes the complex organism food material into the body by the process of ingestion and then digestion and at last absorption. For ex:- Humans, cat, dog , frog ,fish etc.
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