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प्रश्न
How do the areas covered with concrete affect the availability of ground water?
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उत्तर
Because seepage (entrance) of rainwater into the ground is limited in concreted regions, groundwater availability is diminished.
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संबंधित प्रश्न
Give the percentage of water in the following:
Tomatoes
Give the percentage of water in the following:
Bread
Why is water important for plants and animals?
Give the importance of water in life processes
State whether the following statement is true or false. If false, write the correct statement.
Water finds application as a means of transporting goods.
Match the statements in List I, 1-10 with their correct answer in List II, A to J.
| List I | List II |
| 1. Sodium carbonate and water | A: Seawater |
| 2. Chemical used in sedimentation during purification of water | B: The preferred place for an organism |
| 3. vapourisation | C: Liquid state |
| 4. Kerosene and water | D: Aqueous solution |
| 5. A solution which can dissolve more of solute at a given temperature | E: Dissolved gases and minerals |
| 6. Water as a habitat for marine life | F: Unsaturated solution |
| 7. A water-borne disease | G: Immiscible mixture |
| 8. Existence of water between 0°C and 100°C | H: Liquid to a gaseous state |
| 9. Taste in water is due to | I: Dysentery |
| 10. The most impure form of water | J: Alum |
Name the following
The natural process by which circulation of water takes place from the earth’s surface to the atmosphere and back to the earth’s surface.
Name two gases which are soluble in water
Analogy
Ground water : ______ :: Surface-water : lakes
The quantity of water required to produce one page of your book is ______.
