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प्रश्न
Explain clearly what is radioactive pollution.
उत्तर
Radioactive pollution is caused by cosmic radiation from space, use of radioactive materials which are used in radioactive weapons, nuclear fuel, and electric power.
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संबंधित प्रश्न
The Biological/technical term for The process causing an undesirable change in the environment
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong:
Detergents, X-rays, sewage, oil spills
Match the pairs from 'A' and 'B' columns and explain the effect of pollution on human health.
| Column 'A' | Column 'B' |
| 1. Water containing cobalt | a. Mental retardedness |
| 2. Methane gas | b. Paralysis |
| 3. Water containing lead | c. Inflammation of lungs. |
| 4. Sulphur dioxide | d. Skin cancer |
| 5. Nitrogen dixoide | e. Irritation of eyes |
What are Pollutants?
Which are invisible pollutants?
What is known as smog? What harm is done by smog especially in winter?
Name three gases emitted during burning of garbage.
What is environmental pollution?
Why is radioactive pollution more harmful than other types of pollutions?
Complete the crossword puzzle with the help of clues given below :
Across
1. Pollutant which was used in refrigerators and air conditioners. (18)
3. Produced on incomplete combustion of fuels (14)
6. This chemical protects our crops and is washed into water bodies from the field. (9)
Down
2. This layer protects us from harmful ultraviolet rays. (5)
4. It is essential for combustion. (6)
5. Disease which is caused by drinking contaminated water. (7)
7. River which is famous in India and sustains most of the northern, central and eastern Indian population. (5)
