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प्रश्न
Explain the Term: Smog
उत्तर
Smog is a combination of smoke and fog.
APPEARS IN
संबंधित प्रश्न
State: man-made sources of air pollution
Give Technical Terms:
Air pollutant released in the exhaust fumes of motor vehicles.
Air is composed of gases, water vapours and:
Which is the poisonous gas contained in the exhaust of a petrol driven vehicle?
What are natural sources of air pollution?
Why do not lichens occur in Delhi whereas they commonly grow in Manali or Darjeeling?
Many ______ are responsible for causing ______ pollution. Petroleum ______ are a major source of ______ pollutants like ______ and ______.
(sulphur dioxide, refineries, industries, nitrogen dioxide, gaseous, liquid, people, air)
What do CFCs stand for? Name some devices where CFCs are used. Why CFCs are considered as pollutants?
Pollution and pollutant are one and the same thing.
The figure given below shows a kind of pollution. Study the figure and answer the following questions.
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- Define the kind of pollution shown here.
- Name two types of the kind of pollution shown here.
- Write two main sources of above mentioned pollution with one example each.
- Write two points to control the given pollution.
