Tag: ways to prevent air pollution

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Questions Related to ways to prevent air pollution

Multiple choice evs - i the environment and us ways to prevent air pollution ways to reduce air pollution reducing air pollution

Air pollution is caused by:

  1. human.

  2. nature.

  3. both nature and man.

  4. forestation.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Air pollution could be both due to natural or man-made causes. The major factors affecting composition of air are: area of forests in the region (potential cause of forest fires), industries present in the area, density of population, urbanization, etc.

Multiple choice evs - i for a pollution free nature ways to prevent air pollution ways to reduce air pollution reducing air pollution

The day-to-day condition of the atmosphere at a place with respect to the _______ is called the weather at that place.

  1. temperature

  2. humidity, rainfall

  3. wind-speed

  4. all of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The day to day condition of the atmosphere at a place with respect to $temperature, humidity, rainfall\, and\, wind-speed$ are called the weather at that place.

Multiple choice evs - i for a pollution free nature ways to prevent air pollution ways to reduce air pollution reducing air pollution

Which gas is emitted by the combustion of fossil fuels?

  1. $CO _2$
  2. $SO _2$
  3. $H _2S$
  4. $NO _2$
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Carbon dioxide is the major gas along with smaller amounts of methane and nitrous oxide which are emitted by the combustion of fossil fuels such as coal, oil, and natural gas and contribute to the major green house gases.

So, the correct answer is option A.

Multiple choice evs - i for a pollution free nature ways to prevent air pollution ways to reduce air pollution reducing air pollution

Air pollution takes place in two different layers of the earth's atmosphere :_______.

  1. troposphere and stratosphere

  2. mesosphere and troposphere

  3. stratosphere and hydrosphere

  4. troposphere and hydrosphere
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Air pollution takes place in two different layers of the earth's atmosphere : troposphere and stratosphere.