CBSE Class 6 Answered
7. P, Q and R are the three gaseous components of air. Gases P and Q can dissolve in the water of rivers, lakes
and seas but gas R does not dissolve in water. The organisms S which live in water use the gas P dissolved in
water to make their food by the process of photosynthesis. All the organisms which live in water use the gas Q
dissolved in water for releasing energy from food. Gas R is the major component of air.
(a) What are gases (i) P (ii) Q and (iii) R?
(b) Name the organisms S.
(c) Name a gas like R which does not dissolve in water.
Asked by yashvi.shah11450 | 06 Jul, 2021, 09:54: AM
Expert Answer
Answered by Shiwani Sawant | 06 Jul, 2021, 11:43: AM
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