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Pollution - A Rising Environmental Problem

Description: Pollution - A rising environmental problem
Number of Questions: 15
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Tags: Pollution - A rising environmental problem Types of Pollution Air Pollution Acid Rain Ozone Layer Depletion Global Warming
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Which of the following is not a source of pollution?

  1. Emission of gases from motor vehicles

  2. Entry of cockroaches in a house

  3. Emission of smoke from industrial furnace

  4. Emission of CO2 from respiring organisms

  5. None of the above


Correct Option: B
Explanation:

Pollution is the addition of constituent to air, water or land that deteriorates the natural quality of environment.

Which of following does not affect the surrounding air badly?

  1. Oil spills and detergents

  2. Vehicle industry

  3. Brick kilns

  4. Garbage brick kilns

  5. all of the above


Correct Option: A
Explanation:

Air pollution means degradation of the air quality. Among all options, oil spills and detergents are the sources of water pollution, not air pollution.

Thermal pollution, oil spills and household detergents are the sources of _______.

  1. air pollution

  2. water pollution

  3. soil pollution

  4. noise pollution


Correct Option: B
Explanation:

Water pollution refers to any change in the water quality, which makes it unsuitable for the use by humans and other living organisms.

Which of the following gaseous pollutants is not emitted from vehicles?

  1. Carbon dioxide (CO2)

  2. Sulphur dioxide (SO2)

  3. Fluorine oxide (FO)

  4. Carbon monoxide (CO)


Correct Option: C
Explanation:

Most of the vehicles run on petrol and diesel. The combustion of fuel exhausts out mainly three gaseous pollutants; carbon dioxide (CO2), sulphur dioxide (SO2) and carbon monoxide (CO).

Which of the following is NOT a biodegradable waste?

  1. Vegetable peel

  2. Hay

  3. Sewage

  4. Plastic

  5. Paper waste


Correct Option: D
Explanation:

Biodegradable waste can be degraded by microorganisms into relatively harmless compounds. Plastic cannot be degraded. It is non-biodegradable waste.

Consider the following sources of air pollution: (a) Burning of garbage (b) Industrial water (c) Forest fires (d) Ash from burning volcanoes Which source(s) of pollution is/are NOT under human control?

  1. Both (b) and (c)

  2. Both (c) and (d)

  3. Both (a) and (d)

  4. Both (a) and (b)


Correct Option: B
Explanation:

Both forest fires and ash from burning volcanoes are the natural sources of air pollution.

Which of the following is the main radiation pollutant of the Ferkushima Daiiche Nuclear Plant Accident?

  1. Cobalt 60

  2. Iodine 131

  3. Cesium 137

  4. Selenium 75


Correct Option: B
Explanation:

On March 11, 2011 the explosion of Ferkushima Daiiche Nuclear Plant of Japan emitted iodine 131 as radioactive waste to the atmosphere.

Which of the following is responsible for yellowing of Taj Mahal?

  1. Global warming

  2. Acid rain

  3. Ozone layer depletion

  4. Greenhouse effect


Correct Option: B
Explanation:

Acid rain is responsible for yellowing of Taj Mahal.

Which of the following is not a harmful effect of acid rain?

  1. Respiratory problems like asthma, living disorder, etc.

  2. Damage to vegetation grown in fields.

  3. Erosion of incrust movements, statue and sculpture.

  4. Increased acidity of river and lake water.


Correct Option: A
Explanation:

The respiratory problems like asthma, blockage in bronchioles, living disorder, etc. are harmful effects of air pollution.

Match the following:

Pollution Abetments
(a) Air pollution (i) Setting up of sewage treatment plants
(b) Soil pollution (ii) Use of unleaded petrol and CNG
(c) Noise pollution (iii) Prohibition in blowing horns
(d) Water pollution (iv) Greater use of compost, i.e organic matter
  1. a – (i), b – (ii), c – (iii), d – (iv)

  2. a – (ii), b – (iv), c – (iii), d – (i)

  3. a – (i), b – (iv), c – (iii), d – (ii)

  4. a – (ii), b – (iv), c – (ii), d - (iii)

  5. a – (iii), b – (ii), c – (i), d – (iv)


Correct Option: B

Which of the following measures is not useful in checking noise pollution?

  1. Restriction on loud speakers

  2. Planting trees by the roadside

  3. Prohibiting the burning of fire crackers

  4. Restriction on watching TV or listening to radio inside houses


Correct Option: D
Explanation:

Watching TV or listening to radio at a controlled volume does not contribute to noise pollution.

Match the following:

Pollution Harmful effect
(i) Soil pollution (a) Respiratory problems
(ii) Air pollution (b) Genetic variations
(iii) Radiation (c) Death of fish
(iv) Water pollution (d) Loss of field of crops
  1. (i) – (d), (ii) – (b), (iii) – (c), and (iv) – (a)

  2. (i) – (b), (ii) – (a), (iii) – (d), and (iv) – (c)

  3. (i) – (c), (ii) – (a), (iii) – (b), and (iv) – (d)

  4. (i) – (d), (ii) – (a), (iii) – (b), and (iv) – (c)

  5. (i) – (a), (ii) – (b), (iii) – (c), and (iv) – (d)


Correct Option: D
Explanation:

  ||| |---|---| |Pollution|Harmful effect| |(i) Soil pollution|(d) Loss of field of crops| |(ii) Air pollution|(a) Respiratory problems| |(iii) Radiation|(b) Genetic variations| |(iv) Water pollution|(c) Death of fishes|  

Which of the following is responsible for ozone layer depletion?

  1. Carbon dioxide (CO2)

  2. Carbon monoxide (CO)

  3. Nitrogen dioxide (NO2)

  4. Chlorofluorocarbon (CFC)


Correct Option: D
Explanation:

The chlorofluorocarbon released from refrigerators, acrosol sprays, styrofoam leads to the depletion of ozone layer.

The continuous increase in temperature, melting of snow caps and decline in food production are caused due to

  1. acid rain

  2. global warming

  3. ozone layer depletion

  4. smog


Correct Option: B
Explanation:

The overall rise in CO2 leads to global warming, which leads to increase in temperature, melting of snow caps, etc.

Which of the following leads to genetic variations, bone cancer and skin cancer?

  1. Air pollution

  2. Water pollution

  3. Soil pollution

  4. Radiation


Correct Option: D
Explanation:

Radiation is a form of energy consisting of high energy particles, which cause serious health hazards like damage to chromosomes, genetic variations, bone cancer, etc.

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