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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
Answer the following question:
What is the chemical composition of water ? Give its molecular formula.
What do you mean by water pollution ?
How is aquatic life benefited by the fact that water has maximum density at 4oC?
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.
What happens when a spoonful of sugar, sawdust, and soil are added to a glass of water?
Unscramble the words and fill in the blanks.
- ondencsaonti ______
- vaeionorpat ______
- ecippitatrino ______
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, write the correct statement.
Ice is solid whereas snow is the semi-solid form of water
State whether the following statement is True or False. If false, write the correct statement.
Rapid growth of industries is one of the causes for water shortage
Fill in the blanks in the following statements using words given in the box.
| air, handpumps, cholera, water, large, ground |
A very ______ number of our people defecate in the open. It may cause ______ pollution and soil pollution. Both the surface water and ______ water get polluted. ______ water is the source for wells, tubewells and ______. Thus it becomes the most common route for ______ borne diseases like ______, dysentery, etc.
