Question

What does human life depen
on​

Answer 1

Explanation:

Human life depends on air, water and food (in the primary level); and cloth and shelter (in the secondary level). Air is needed for respiration as well as circulation which are the important mechanism of the living organism.

Answer 2

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Human life depends on air, water and food (in the primary level); and cloth and shelter (in the secondary level). Air is needed for respiration as well as circulation which are the important mechanism of the living organism. ... Food is required for growth, development and body repair.