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प्रश्न
Answer the following question.
Suggest three ways to conserve water.
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उत्तर
Three ways to conserve water:
(a) Rain-water harvesting
(b) Reducing wastage of water
(c) Replenishing ground water by promoting afforestation
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संबंधित प्रश्न
Give one word for the following statement:
A mixture of common salt and ice .
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What is the chemical composition of water ? Give its molecular formula.
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Table salts become sticky on exposure to humid air during the rainy season.
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Give a balanced equation for the following conversion:
Sulphur dioxide to sulphurous acid using a neutral liquid.
State any two sources of water pollution.
Give a reason for the following:
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