CBSE Class 6 Answered
(a) What is the importance of oxygen gas dissolved in water? (b) How is the carbon dioxide gas dissolved in water helpful to the plants which live in water? (c) Name two examples of gases which do not dissolve in water.
Asked by Topperlearning User | 23 Apr, 2014, 12:41: PM
Expert Answer
(a) Oxygen gas dissolves in water. The plants and animals which live in water use the oxygen dissolved in water for respiration. Thus, oxygen gas dissolved in water is very important for the survival of animals and plants that live in water.
(b) Carbon dioxide gas also dissolves in water. The plants which live in water use the carbon dioxide dissolved in water for the process of photosynthesis.
(c) Nitrogen and methane gas do not dissolve in water.
Answered by | 23 Apr, 2014, 02:41: PM
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