UPSC CSE General Studies Practice Questions - Set 8

71. Which of the following is/are the 'Primary Pollutant(s)' in the atmosphere?
1. Carbon Monoxide (CO)
2. Ground-level Ozone (O3)
3. Nitrogen Dioxide (NO2)
4. Peroxyacetyl Nitrate (PAN)
Select the correct answer using the code given below:

A. 1 and 3 only B. 2 and 4 only C. 1, 2 and 3 only D. 1, 2, 3 and 4

72. With reference to 'Fly Ash', consider the following statements:
1. It is produced by burning coal in thermal power plants.
2. It can be used in the manufacture of bricks and as a replacement for Portland cement.
3. It contains heavy metals like arsenic, lead and mercury.
Which of the statements given above are correct?

A. 1 and 2 only B. 2 and 3 only C. 1 and 3 only D. 1, 2 and 3

73. The 'Montreal Protocol' is related to:

A. Global warming and climate change. B. Protection of the ozone layer. C. Conservation of biological diversity. D. Control of transboundary movements of hazardous wastes.

74. With reference to 'Wetlands', consider the following pairs:
Wetland: State
1. Keoladeo Ghana National Park: Rajasthan
2. Loktak Lake: Manipur
3. Ashtamudi Wetland: Kerala
4. Chilika Lake: Odisha
Which of the pairs given above are correctly matched?

A. 1 and 2 only B. 2, 3 and 4 only C. 1 and 4 only D. 1, 2, 3 and 4

75. The 'Eutrophication' of a water body leads to:
1. Increase in Dissolved Oxygen (DO).
2. Increase in Biological Oxygen Demand (BOD).
3. Loss of aquatic biodiversity.
Select the correct answer using the code given below:

A. 1 and 2 only B. 2 and 3 only C. 1 and 3 only D. 1, 2 and 3

76. Which of the following is the 'Nodal Agency' for the implementation of the 'National Clean Air Programme' (NCAP) in India?

A. Central Pollution Control Board (CPCB) B. Ministry of Environment, Forest and Climate Change (MoEFCC) C. National Green Tribunal (NGT) D. NITI Aayog

77. With reference to 'Biosphere Reserves' in India, consider the following statements:
1. There are 18 Biosphere Reserves in India.
2. All of them are part of the UNESCO World Network of Biosphere Reserves (WNBR).
Which of the statements given above is/are correct?

A. 1 only B. 2 only C. Both 1 and 2 D. Neither 1 nor 2

78. The term 'Green Washing' refers to:

A. Washing clothes with eco-friendly detergents. B. Providing misleading information about how a company's products are more environmentally sound. C. A method of clearing oil spills from the ocean surface. D. Large scale plantation in urban areas.

79. Which of the following is/are 'Greenhouse Gas(es)' under the Kyoto Protocol?
1. Carbon Dioxide (CO2)
2. Methane (CH4)
3. Nitrous Oxide (N2O)
4. Sulphur Hexafluoride (SF6)
Select the correct answer using the code given below:

A. 1, 2 and 3 only B. 1 and 2 only C. 2, 3 and 4 only D. 1, 2, 3 and 4

80. In the context of the environment, what is 'Bio-magnification'?

A. The increase in the concentration of a pollutant as it moves up the food chain. B. The process of using bacteria to clean up a contaminated site. C. The total weight of all living organisms in a given area. D. The rapid growth of algae in a water body.

UPSC CSE General Studies Practice Questions (71-80)