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प्रश्न
What is the major source of fresh water in the city/town/village where you live?
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उत्तर
River is a major source of fresh water.
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 |
Explain rain water harvesting.
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Name a ‘pure form’ and an,‘impure form’ of water in the natural state.
What happens when a spoonful of sugar, sawdust, and soil are added to a glass of water?
Water is colourless, odourless and _______.
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What is the source of water in the following?
Wells
A mixture (x) in water contains suspended solids, organic impurities, inorganic impurities (a), nutrients (b), disease-causing bacteria and other microbes. Give names for (x), (a) and (b)?
