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प्रश्न
Water is the most ________ resource on the Earth.
विकल्प
precious
solid
gas
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उत्तर
Water is the most precious resource on the Earth.
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संबंधित प्रश्न
Name the gas produced when chlorine is dissolved in water and exposed to sunlight.
Match the statements in column A with that in column B.
| Column A | Column B |
| (a) deliquescent substance | (1) sodium bicarbonate |
| (b) hygroscopic substance | (2) magnesium chloride |
| (c) efflorestance substance | (3) conc. sulphuric acid |
| (d) substance causing temporary hardness | (4) washing soda |
Give one word for the following statement:
Water fit for human consumption .
Give any three important uses of water.
A captain of ship will tell you that an iceberg is much bigger than it looks. Why is it so ?
State the meaning of the term ‘water pollution’. State how you would find out, the different sources of pollution of water bodies in the locality.
Select the correct word from the words in option to complete the sentence:
Dissolved air in water contains a ____ percentage of oxygen than ordinary air.
Water levels in rivers increase greatly during ______.
In the coastal areas, wind current moves from the sea towards the land during the day; but during the night it moves from land to the sea. Discuss the reason.
What is water?
