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प्रश्न
What is environmental pollution?
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उत्तर १
Unnecessary and unacceptable change in the environment due to natural events or human activities is known as environmental pollution.
उत्तर २
Direct or indirect changes in physical, chemical and biological properties of air, water and soil that are harmful to humans and other living beings is called as environmental pollution.
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संबंधित प्रश्न
Explain the statement - ‘we have got this Earth planet on lease from our future generations and not as an ancestral property from our ancestors.’
Write a short note on environmental conservation.
Which businesses will you start near the agro-tourism center?
Write a short note on sacred groves.
Write a short note on disaster and its management.
How will you justify that overcoming the pollution is a powerful way of environmental management?
Write six strategies implemented by you for conservation of environment.
Find an odd one out.
Earthquake : Natural factor : : Industrialization : : _____________
Write any two man-made factors affecting the environment.
Give scientific reason.
The role of human beings in environmental balance is important.
We should conserve our natural resources and energy
What is the full form of UNEP?
Complete the following table taking into account the relation between the entries in three columns:
| Air pollution | Water pollution | Soil pollution | |
| Components | Gases: CO2, CO, Hydrocarbons, Sulphur, NOx, Hydrogen sulphides etc. Solid: dust, ash, carbon, lead, asbestos, etc. |
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| Source | Industrial wastes, domestic wastes, sewage, chemicals discharged from industries, pesticides used in agriculture. |
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| Effect | Soil erosion, retarded growth of plants/ crops, Nutritional deficiency etc. |
Why is there a need for conservation of the environment?
What are the different types of air pollutants?
Match the correct pair:
| Column 'A' | Column 'B' | ||
| (1) | Forest Conservation Act |
(a) | 1986 |
| (b) | 1980 | ||
| (c) | 1970 |
Write four adverse effects of radiations on human body.
