Q.] Write 'True' or 'False' for the following statements and state why?
1. Pure water is a colourless liquid having a fine taste.
2. All living beings do not contain more than 20% of water.
3. Dissolved gas in natural water are necessary for the respiration of water plants and water animals.
4. River water is most impure form of water.
5. Chlorine gas is added to clear water, to kill germs and bacteria.
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Explanation:
True
false
true
true
true
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