SURA PUBLICATION-WATER-Exercise
- Match the following:
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- Around 97% of water available on earth is water.
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- About 30%of the fresh water is found in?
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- is a transparent, tasteless, odourless, chemical substance.
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- Water released from dams is measured in .
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- Water cycle is also called as.
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- The molecular formula of water is .
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- Every year is observed as the world water day.
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- Find whether the following sentences are true of false. If false corre...
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- True or False.If False, give the correct statement: Sea water can be ...
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- True or False.if False,give the correct statement: When the air aroun...
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- Match the following.
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- Anology: Ground water:Surface water: Lake.
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- Napier Bridge area:::Pallikkaranai: Wet land.
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- Name the places where water is found as ice.
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- Differentiate between surface water and ground water.
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- Which places have fresh water?
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- What are the salts dissoved in sea water?
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- List any two wet-land in Tamilnadu.
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- Give the importance of water in human body.
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- What is rainwater harvesting? Explain in a few sentences how it can be...
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