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प्रश्न
Why is it said that seawater is useful even though it is not potable?
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उत्तर
- Water from oceans can be used for making hydroelectricity, a form of renewable source of energy.
- It can be used as a cheap transport method.
- They can be used for activities like scuba diving, water sports, etc., which is a means of boosting the tourism and economic growth of a country.
- Nuclear power plants require coolants like water to bring down the temperature of the reactors. For this purpose, several gallons of water are required and this demand is fulfilled by the water from oceans.
- They support a variety of flora and fauna that have both ecological and economic value.
संबंधित प्रश्न
Give balanced chemical equation for the reaction of water with Sodium .
Name the gas produced when a piece of calcium is added to water.
Give reason of Icebergs float on ocean water.
How are clouds formed?
Complete the statement by filling the blank with the correct word from the option.
Solubility of most solids ___ with rise in temperature.
Name the process which is responsible for the formation of droplets on the surface of a glass of cold drink. _______
How is the life of organisms living in water affected when water gets polluted?
State whether the following statement is True or False. If false, give the correct statement.
Snow and ice both are solid forms of water
Match Column I with Column II
| Column I | Column II | ||
| (a) | Ground water | (i) | Solid form of water |
| (b) | Bawri | (ii) | Wastage of water |
| (c) | Snow | (iii) | Water management |
| (d) | Drip irrigation | (iv) | Small water |
| (e) | Leaking taps | (v) | Water table |
Why is there a need for conserving water? Give two reasons.
