Question

Q. 6. Make sentences using the given set of words.
(a) 90%, oxygen, nitrogen, air, together
(b) Respiration, dissolved, animals, air, aquatic
(c) Air, wind, motion, called​

Answer 1

Answer:

1. 90% nitrogen , 21% oxygen together in air form atmosphere.

2. aquatic animals use dissolved oxygen in ocean for respiration.

3. motion of air is called wind.

Explanation:

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