Question

Explain modes of nutrition .

Answer 1

Nutritions are of two type.........

1.Autotrophic .....in which organism synthesize their own food with in organic materials.....

Ex....plant....

2.Heterotropic....in which organism do not synthesize their own food......they depend on other........for food.

Ex..human, animals......

Answer 2

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Nutrition :

The process of intake of food and its utilisation for energy ,growth and development by the body of organisms is known as nutrition.

Modes of Nutrition:

There are two modes of nutrition in living organisms:

1. Autotrophic mode of nutrition : The mode of nutrition in which organisms synthesise their own food using simple substances is called autotrophic mode of nutrition and the organisms that exhibit this kind of nutrition are called Autotrophs. Autotrophs are also called producers as they produce food.Examples of Autotrophs are green plants.

2.Heterotrophic mode of nutrition : The organisms that cannot prepare their own food and depend on other organisms for nutrition are called heterotrophs and this mode of nutrition is called heterotrophic mode of nutrition. Examples of heterotrophs are Monotropa ,Cuscuta, human beings etc.