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प्रश्न
Write a few slogans of your own on the topic “Save Water”
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उत्तर
- “To a thirsty man, a drop of water is worth more than a sack of gold”.
- “Water covers 2/3 of the surface of the earth. But only 0.002% is drinkable. Save water”
- “Save water to secure your future”
- “Don’t make nature cry, keep your water clean”
- “Store water for dry days”.
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संबंधित प्रश्न
Give balanced chemical equation for the reaction of water with Carbon dioxide.
Give reason of Icebergs float on ocean water.
Give one word for the following statement:
Water fit for human consumption .
Which property of water enables it to modify the climate?
Explain why:
Fused CaCl2 or conc. H2SO4 is used in a desiccator.
What is the importance of dissolved impurities in water?
Give reason for the following:
The percentage of oxygen, in air dissolved in water, is higher than the percentage of oxygen in ordinary air.
Household detergents contain mainly ______ and pollute water bodies.
Explain the following observation:
Washing-soda become coated with a white powder when left exposed to the atmosphere.
State the causes of ‘eutrophication’.
