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प्रश्न
Answer the following question:
While on a visit to a pond in the city-neighborhood, the visitors were delighted to find a large expanse of water covered with colorful algal mass.
Explain the cause of such algal growth.
उत्तर
The flushed out and washed nutrients from the excess fertilizers of the nearby fields had accumulated and promoted the sudden burst in the growth of algal bloom on the water body. This phenomenon is often termed as Cultural or Accelerated Eutrophication.
APPEARS IN
संबंधित प्रश्न
With the help of a flow-chart exhibit the events of eutrophication.
"Determination of Biological Oxygen Demand (BOD) can help in suggesting the quality of a water body." Explain.
Explain the role of microbes in cleaning sewage water into usable water.
Answer the following question:
While on a visit to a pond in the city-neighborhood, the visitors were delighted to find a large expanse of water covered with colorful algal mass.
As a student of biology, do you agree with their delight? Give reasons in support of your answer.
The loudness of a sound that a person can withstand without discomfort is about ______.
Which one of the following diseases is not caused due to contamination of water?
Nuisance growth of aquatic plants and bloom-forming algae in natural waters is generally due to high concentrations of ______.
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 The correct matches is | 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 |
The correct matches is;
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 |
The correct matches is;
