UPSC NCRET ECOLOGY AND ENVIRONMENT NOTES: TOPIC WISE SOLVED MCQ’s

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1. Coral reefs are present in which of the following?

  1. Andaman and Nicobar Islands
  2. Gulf of Mannar
  3. Gulf of Kachchh
  4. Sunderbans

Choose the correct answer using the codes given below:

a) 1 and 3 only b) 1,2 and 3 only       c) 2 and 4 only                      d) 1,2,3 and 4

Ans:     B

2. Which of the below pairs is/are correctly matched?

Wetlands                                             Confluence of rivers

1.Keoladeo Ghana National Park: Confluence of Banas and Chambal

2. Harike Wetlands: Confluence of Beas and Satluj/Sutlej

3. Kolleru Lake: Confluence of Musi and Krishna

a) 1 only b) 2 only           c) 1 and 3 only           d) 1,2 and 3

Ans:     B

3. The scientific view is that the increase in global temperature should not exceed 20C above the pre-industrial level. If the global temperature increases beyond 30C above the pre-industrial level, what can be its possible impact(s) on the world?

1. The cultivation of cereals will not be possible anywhere in the world.

2. All the global wetlands will permanently disappear.

3.Terrestrial biosphere tends towards a net carbon source.

4. Widespread coral mortality will occur.

Choose the correct answer using the codes given below.

a) 1 only b) 1 and 2 only            c) 3 and 4 only            d) 1,2,3 and 4

Ans:     C

4. Major pollutants released by the steel industries in India are?

a) Carbon monoxide

b) Carbon dioxide

c) Oxides of sulfur\

d) Oxides of nitrogen

Choose the correct answer using the codes given below:

a) 1,3 and 4 only b) 1 and 3 only            c) 2 and 4 only            d) 1,2,3 and4

Ans:     D

5. Which of the communities/tribes plants saplings of fruit-bearing trees during a month-long ecologically important campaign/festival which is held every year?

a) Sahariya and Agariya

b) Gond and Korku

c) Bhutia and Lepcha

d) Irula and Toda

Ans:     B

6. Which of the statements given below is/are correct regarding the Bombay Natural History Society (BNHS)?

It strives to conserve nature through action-based research, education and public awareness.

It is an autonomous organization under the Ministry of Environment and Forests.

It conducts and organizes nature trails and camps for the general public.

a) 2 and 3 only b) 1 only          c) 1 and 3 only            d) 1,2 and 3

Ans:     C

7. Which of the following statements is/are correct regarding ‘Global Environment Facility’,

a) It is an agency under OECD to facilitate the transfer of technology and funds to underdeveloped countries with a specific aim to protect their environment

b) It does not undertake scientific research on environmental issues at the global level

c) It acts as a financial mechanism for ‘Convention on Biological Diversity’ and ‘United Nations Framework Convention on Climate Change’

d) Both (a) and (b)

Ans:     C

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