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प्रश्न
State the causes of ‘eutrophication’.
What is the reason of eutrophication?
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उत्तर
Eutrophication is caused by a sudden influx of phosphorus into water bodies. This is caused by agricultural runoff or industrial effluents with high phosphate content.
संबंधित प्रश्न
Give balanced chemical equation for the reaction of water with Iron .
State whether the given statement are true or false. If true, write the reason.
Water availability per person in India is declining.
Explain why:
Table salts become sticky on exposure to humid air during the rainy season.
What are stalgmites and stalactites? How are they formed?
Name the solute, solvent & solution in the statement – ‘sodium chloride dissolves in water to give sodium chloride solution’. Define each of the terms in italics.
Household detergents contain mainly ______ and pollute water bodies.
Select the correct word from the words in option to complete the sentence:
Dissolved air in water contains a ____ percentage of oxygen than ordinary air.
Give a reason for the following:
Efflorescence is minimum during humid conditions.
Water changes to ice at ______.
Why should we not throw cooking oil and fats down the drain?
