Question

DAV school class 7 science ch 1 fair ch name Nutrition in living organisms plant.urgently right answer then l will make you brainlist.​

Answer 1

Answer:

Give thanks to take thanks.

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Answer 2

• Class 7 DAV Solutions

(i am in DAV LKB class 9 )

Science

Chapter 1

Food is essential for living organisms

Nutrients are 'taken in' through their food by living organisms and are utilised in their bodies.

This process of obtaining, and utilising food by an organism, is known as nutrition.

The process of obtaining food is not the same in all organisms.

there are 3 types of nutrition-

• Heterotrophs

• Autotrophs

• Saprotrophs

Autotrophic nutrition- it includes plants as producers , which produce there own food.

Heterotrophic nutrition- Organisms dependent on another organisms for their food and survival .

Saprotrophic nutrition- organisms feed on dead and decaying matter.