Chapter 5

NCERT
Class 10
Science
Solutions
3. What raw materials are used by an organism?

Question:

What raw materials are used by an organism?

Answer:

Oxygen, water and food are used by an organism as a raw material.

Food : Used by organisms as energy and sources of substances.

Oxygen: Organisms get energy from the breakdown of substances like food, for this they have to undergo respiration.

Water: Water is essential for the digestion of food and biological processes.

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