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Nearly 71% of the Earth's surface is cov...

Nearly 71% of the Earth's surface is coverted is called ________ .

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water
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SURA PUBLICATION-ENVIRONMENTAL MANAGEMENT-Additional Question & Answers (Fill in the blanks)
  1. Windmill is a machine that converts the energy of wind into .

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  2. The technique to harness the water energy is called .

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  3. Nearly 71% of the Earth's surface is coverted is called .

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  4. The kinetic energy possessed by wind is converted by .

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  5. are converts the kinetic energy of flowing water into electricity.

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  6. Tidal energy is obtained from the movement of water due to .

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  7. A is a fast flowing body of water created by tides.

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  8. The collecting and storing rain water for future purpose is known as ...

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  9. are excellent rain catches.

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  10. are converts the kinetic energy of flowing water into electricity.

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  11. cell is a device that absorbs sunlight and converts it into electric e...

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  12. Solar water heater does not produce electricity . Give reason.

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  13. Biogas is produced by the decomposition of .

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  14. The collecting and storing rain water for future purpose is known as ...

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  15. Energy resources can be renewed over a short period of time is known a...

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  16. is a mixture of methane, hydrogen sulphide , carbon dioxide and hydrog...

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  17. Biogas can reduce the amount of emitted.

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  18. is the fourth oldest dam into the world.

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  19. Spoiled , outdated non-repairable electricity and electronoic devices ...

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  20. Chromium : Asthmatic bronchitis:: Cadmium : .

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