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प्रश्न
What could be the reasons of air pollution?
उत्तर
Some natural events may also cause air pollution. E.g., Cyclones. volcanic eruptions. strong winds. But air pollution is caused to a greater extent by human activities. E.g., the burning of fossil fuel. the toxic gases and particles. etc. emitted from industries and during transport.
संबंधित प्रश्न
The Biological/technical term for The process causing an undesirable change in the environment
Following is a statement about pollution. Which type of pollution does it express?
Problem of sneezing occurs sometimes during visit to garden.
Which are invisible pollutants?
Give two examples of each of water, soil and air pollution from your residential area.
Construct two slogans each on air, water and soil pollution.
True or False:
Indoor pollution is 10 times more toxic than outdoor pollution.
What are primary pollutants?
What is radioactive pollution?
How are the pollutants categorised on the basis of their existence in nature? Give two examples of each category?
An undesirable change in the environment is called as ______.
