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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
Why is water important for plants and animals?
Give the importance of water in life processes
Complete the statement by filling in the blank with the correct words.
Water fit for human consumption and drinking purposes is called ____________.
State whether the following statement is true or false. If false, write the correct statement.
If ‘X’ g. of solute is added to 100 g. of water at t°C and the solution formed is a saturated solution, then ‘X’ g. is the solubility of the solute.
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 two gases which are soluble in water
Who is known as the waterman of India? Browse the net and find the details about the award, the waterman received for water management. State the findings by drafting a report.
The human body requires ______ liters of water per day for proper functioning.
Analogy:
Napier Bridge area: ______:: Pallikkaranai: Wet land.
