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प्रश्न
How is aquatic life benefited by the fact that water has maximum density at 4oC?
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उत्तर
The property of anomalous expansion of water enables aquatic life to exist because water freezes on the surface of the water body, but it is still liquid below the ice layer.
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संबंधित प्रश्न
Name the two gases from which water is formed. What is the chemical composition of these two gases in water ?
Name the gas produced when steam is passed over hot coke.
Give one word for the following statement:
The gaseous form of water found in air .
Give any three important uses of water.
Answer the following question.
Suggest three ways to conserve water.
Explain why:
Table salts become sticky on exposure to humid air during the rainy season.
Name or state the following:
A deliquescent salt of a trivalent metal.
Differentiate between the following:
Natural water and treated water
A man travelling on a train threw an empty packet of food on the platform. Do you think this is a proper waste disposal method? Elaborate.
Write any two activities which require more than a bucket of water.
