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प्रश्न
Why should we avoid soil pollution?
उत्तर
Soil is the basic need of agriculture. If the soil is polluted, the crops will be harmful for health and quality.
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संबंधित प्रश्न
The Biological/technical term for The process causing an undesirable change in the environment
Which one of the following is non-biodegradable?
(A) DDT
(B) Vegetable peel
(C) Cardboard
(D) Bark of trees
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 |
Name the following pollutants:
The chemical element which caused minimata disease in Japan.
What is the effect of oil spills on marine life?
Give the difference between natural and man-made pollutants.
Why is radioactive pollution more harmful than other types of pollutions?
What could be the reasons of air pollution?
Use your brain power !
What would happen if no kites (birds) are left in a particular region? Which living things would increase in number? Which would decrease?
Polluted ______ affects skin, eyes, and respiratory system.
