Question

89. Plants are known as Purifiers of air
due to the process.
(A) Respiration
(B) Transpiration
(C) Photosynthesis
(D) None of these
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Answer 1

Heya mate

your answer is C)PHOTOSYNTHESIS

AS IT GIVES OUT O2 AS BY PRODUCT

HOPE IT HELPS

Answer 2

Answer:

Plants are known as Purifiers of air due to the process Photosynthesis.

Explanation:

Photosynthesis is the process adopted by plants to prepare their own food.

In this process they absorb atmospheric carbon dioxide as carbon source and release oxygen into atmosphere as a product of photosynthesis.

As all the living organisms inhale oxygen and release carbon dioxide plants are considered as air purifiers because of release of oxygen into atmosphere.