Essay on Pollution That Harmful for Health: What is Pollution?

MCQs

Q 01: Which of the given below known as the primary pollutant.

1. SO2
2. CO
3. NO2
4. All of the above

Ans: All of the above

Q 02: What is not an example of Natural Environmental pollution?

1. Volcanic Eruptions
2. Industrial Development
3. Nuclear power
4. Urbanization

Ans: Volcanic Eruptions

Q 03: Ozone (O3) is.

1. Primary pollutant
2. Secondary pollutants
3. both
4. None of these

Ans: Secondary pollutants

Q 04: Environmental degradation means.

1. Complete degradation of environmental properties
2. Bringing opposite changes from human activities
3. Ecological imbalance as a result of ecological variation
4. All of the above

Ans: All of the above

Q 05: What is not an example of Environmental degradation?

1. Volcanic Eruptions
2. Earthquakes
3. Atmospheric Storms
4. Industrial Development

Ans: Industrial Development

Q 06: Matter that is degraded by microorganisms and loses toxic properties.

1. Sewage
2. Biological residues
3. Both
4. None

Ans: Both

Q 07: Matters that are nonbiodegradable pollutants.

1. B.H.C.
2. D.D.T.
3. Phenol
4. All of the above

Ans: All of the above

Q 08: Which given below is known as the shield of the earth?

1. Atmosphere
2. Earth-Water
3. Air
4. None

Ans: Atmosphere

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