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प्रश्न
Write the factors affecting the environment.
उत्तर
- The biotic and abiotic factors affect the environment. Among abiotic factors, the physical and chemical factors can alter the conditions of the environment.
- Abiotic factors are either natural or man-made.
- The various interrelationships between different living organisms can also affect environment.
- The natural disasters such as earthquake, forest fires cyclones, cloud bursting, drought etc. change the environment.
- The human activities such as deforestation, urbanisation, construction etc. cause permanent damage to the ecosystems. Due to man-made impact, there can be large scale changes in the environment.
APPEARS IN
संबंधित प्रश्न
Write short notes.
Sacred Groves.
Write short note
Disaster and its management.
How will you justify that overcoming the pollution is a powerful way of environmental management?
Give scientific reason.
Why the human beings have important place in environment?
How can biodiversity be conserved?
Attempts at various levels are performed for conserving environment. Which role would you like to perform. Give two actions each:
- Prevention
- Control
- Production
- Awareness
- Conservation
Find an odd one out.
Earthquake : Natural factor : : Industrialization : : _____________
Write any two man-made factors affecting the environment.
What is meant by conservation of environment?
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. |
Name the act under which trading of rare animals has been completely banned.
Why is there a need for conservation of the environment?
Complete the following conceptual picture:
Give two sources of air pollution.
Give a control measure to control air pollution.
Write four adverse effects of radiations on human body.
