GK Questions and Answers on Air Pollution:Smog

Smog is derived from smoke and fog which affects our health and in fact makes breathing difficult. It is formed by the mixture of air pollutants like nitrogen oxides, sulphur oxides etc. These questions will make the concept clearer and also help in various examination preparations.
Created On: Nov 12, 2018 10:12 IST
Modified On: Sep 24, 2019 15:57 IST
GK Questions and Answers on Air Pollution:Smog
GK Questions and Answers on Air Pollution:Smog

Smog is derived from smoke and fog which is also described as the type of fog having smoke or soot particles in it or a mixture of various gases with dust and water vapour and makes breathing difficult. It is a yellowish or blackish fog mainly formed by a mixture of air pollutants like nitrogen oxides, sulphur oxides and some other organic compounds that combine with sunlight to form ozone. Questions on smog will help you to understand what smog is and how it is harmful for us. This may also help in your various examination preparations.

1. SMOG is derived from :
A.Smoke
B.Fog
C.Both A and B
D.Only A
Ans. C

2. SMOG is caused due to:
A.Emissions from vehicles
B.From incinerators
C.Oil paints
D.All of the above
Ans. D

3. Who had coined the term SMOG?
A.Dr. Henry Antoine
B.Stephen Hawking
C.Nicolaus Copernicus
D.Nikola Tesla
Ans. A
What is Air Pollution

4. Secondary air pollutant is:
A.Ozone
B.Carbon monoxide
C.Nitrogen Dioxide
D.Sulphur dioxide
Ans. A

5. Which of the following is the major photochemical smog?
A.Peroxyl acetyl nitrate
B.Smog
C.Hydrogen peroxide
D.Chlorofluorocarbon
Ans. D

6.Which of the following diseases are caused by the smog?
(i)Rickets
(ii)Throat Cancer
(iii)Skin Cancer
(iv)Breathing Problem
Options are:
A.Both (i) and (ii)
B.Both (iii) and (iv)
C.(i), (ii) and (iii)
D.(i), (ii) and (iv)
Ans. D

Classification of Pollutants

7.Excess of fluoride in drinking water causes:
A.Lung disease
B.Intestinal infection
C.Fluorosis
D.None of the above
Ans. C

8.Which of the following is responsible for turning yellow Taj Mahal?
A.Nitrogen dioxide
B.Sulphur
C.Chlorine
D. Sulphur dioxide
Ans. D

9.What is Air Quality Index?
A.It tells about the sound pollution.
B.It measures air pollution mainly sulphur content in the air.
C.It measures ozone levels in your area.
D.It checks the colour of the air.
Ans. C

10.What type of precautions will be taken to survive when ozone level is high?
A.Drive less
B.Stay hydrated
C.Avoid using gas powered engines.
D.All of the above
Ans. D

What is SMOG and how it is harmful for us?

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