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प्रश्न
It is a common practice to undertake desilting of the overhead water tanks. What is the possible source of silt that gets deposited in the water tanks?
उत्तर
The soil particles are carried by water from the source of supply.
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संबंधित प्रश्न
"Determination of Biological Oxygen Demand (BOD) can help in suggesting the quality of a water body." Explain.
Write critical notes Groundwater depletion and ways for its replenishment
Plenty of algal bloom is observed in a pond in your locality.
(a) Write what has caused this bloom and how does it affect the quality of water.
(b) Suggest a preventive measure.
What is Biochemical Oxygen Demand significance in an aquatic ecosystem?
Biomagnification is caused mainly by ______.
Which one of the following diseases is not caused due to contamination of water?
Which of the following water samples in the table given below, will have a higher concentration of organic matter?
Match the following and choose the correct option.
| Column I | Column II |
| A. Environment Protection Act | i. 1974 |
| B. Air Prevention & Control of Pollution Act | ii. 1987 |
| C. Water Act | iii. 1986 |
| D. Amendment of Air Act to include noise as an air pollutant | iv. 1981 |
Match the following and choose the correct option
| Column I | Column II | ||
| A. | Environment Protection Act | i. | 1974 |
| B. | Air Prevention & Control of Pollution Act | ii. | 1987 |
| C. | Water Act | iii. | 1986 |
| D. | Amendment of Air Act to include noise as an air pollutant | iv. | 1981 |
Match the following and choose the correct option.
| Column I | Column II | ||
| A. | Environment Protection Act | i. | 1974 |
| B. | Air Prevention & Control of Pollution Act | ii. | 1987 |
| C. | Water Act | iii. | 1986 |
| D. | Amendment of Air Act to include noise as an air pollutant | iv. | 1981 |
