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प्रश्न
State whether the following statement is true or false. If false, write the correct statement.
Water finds application as a means of transporting goods.
विकल्प
True
False
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उत्तर
True
संबंधित प्रश्न
Give the percentage of water in the following:
Rice and wheat grains
Give the percentage of water in the following:
Tomatoes
Explain how water plays an important role in the Industry.
Complete the statement by filling in the blanks with the correct words.
Water is added to the atmosphere by _____________and _____________.
(burning of fossil fuels/condensation of vapour/ respiration by living organisms/photosynthesis)
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 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
Transpiration is a process in which plants ______.
How do the areas covered with concrete affect the availability of ground water?
