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प्रश्न
Use of excessive .................... by farmers causes water pollution.
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उत्तर
Use of excessive fertilizers by farmers causes water pollution.
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संबंधित प्रश्न
Freezing mixture contains ............. and .............
Give reason for the following:
The percentage of oxygen, in air dissolved in water, is higher than the percentage of oxygen in ordinary air.
Select the correct word from the words in option to complete the sentence:
If pressure on the surface of water increases its boiling point ____ and freezing point ____.
Give a reason for the following:
Efflorescence is minimum during humid conditions.
Differentiate between the following:
Natural water and treated water
Unscramble the words and fill in the blanks.
- ondencsaonti ______
- vaeionorpat ______
- ecippitatrino ______
A jumbled word is given here. Write the correct form of the word.
CHARREGE
Why should we not throw used tea leaves into sink?
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.
In which one of the following state's water is present on Earth?
