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Environment 2019

Environment 2019 PYQ

1. Which one of the following National Parks lies completely in the temperate alpine zone?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

2. Which one of the following groups of plants was domesticated in the ‘New World’ and introduced into the ‘Old World’?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

3. Consider the following statements:

  1. Asiatic lion is naturally found in India only.
  2. Double-humped camel is naturally found in India only.
  3. One-horned rhinoceros is naturally found in India only.

Which of the statements given above is/are correct?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

4. In the context of which of the following do some scientists suggest the use of cirrus cloud thinning technique and the injection of sulphate aerosol into stratosphere?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

5. In the context of which one of the following are the terms ‘pyrolysis and plasma gasification’ mentioned?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

6. Which of the following are in Agasthyamala Biosphere Reserve?

 
 
 
 

7. Consider the following statements:

  1. Some species of turtles are herbivores.
  2. Some species of fish are herbivores.
  3. Some species of marine mammals are herbivores.
  4. Some species of snakes viviparous.

Which of the statements given above arc correct?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

8. Consider the following pairs

    Wildlife Naturally found in

  1. Blue-finned Mahseer – Cauvery River
  2. Irrawaddy Dolphin – Chambal River
  3. Rusty-spotted Cat – Eastern Ghats

Which of the pairs given correctly matched?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

9. Why is there a great concern about the ‘microbeads’ that are released into environment?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

10. Recently, there was a growing awareness in our country about the importance of Himalayan nettle (Girardinia diversifolia) because it is found to be a sustainable source of
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

11. Which of the following statements are correct about the deposits of ‘methane hydrate’?

  1. Global warming might trigger the release of methane gas from these deposits.
  2. Large deposits of ‘methane hydrate’ are found in Arctic Tundra and under the seafloor.
  3. Methane in atmosphere oxidizes to carbon dioxide after a decade or two.

Select the correct answer using the code given below.
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

12. Consider the following:

  1. Carbon monoxide
  2. Methane
  3. Ozone
  4. Sulphur dioxide

Which of the above are released into atmosphere due to the burning of crop/biomass residue?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

13. In India, the use of carbofuran, methyl parathion, phorate and triazophos is viewed with apprehension. These chemicals are used as[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

14. Consider the following statements:

  1. Under Ramsar Convention, it is mandatory on the part of the Government of India to protect and conserve all the wetlands in the territory of India.
  2. The Wetlands (Conservation and Management) Rules, 2010 were framed by the Government of India based on the recommendations of Ramsar Convention.
  3. The Wetlands (Conservation and Management) Rules, 2010 also encompass the drainage area or catchment regions of the wetlands as determined by the authority.

Which of the statements given above is/are correct?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

15. Consider the following statements:

  1. Agricultural soils release nitrogen oxides into environment.
  2. Cattle release ammonia into environment.
  3. Poultry industry releases reactive nitrogen compounds environment.

Which of the statements given above is/arc correct?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

16. In the context of proposals to the use of hydrogen-enriched CNG (H-CNG) as fuel for buses in public transport, consider the following statements:

  1. The main advantage of the use of H-CNG is the elimination of carbon monoxide emissions.
  2. H-CNG as fuel reduces carbon dioxide and hydrocarbon emissions.
  3. Hydrogen up to one-fifth by volume can be blended with CNG as fuel for buses.
  4. H-CNG makes the fuel less expensive than CNG.

Which of the statements given above is/are correct?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

17. Consider the following statements:

The Environment Protection Act, 1986 empowers the Government of India to

  1. state the requirement of public participation in the process of environmental protection, and the procedure and manner in which it is sought
  2. lay down the standards for emission or discharge of environmental pollutants from various sources

Which of the statements given above is/are correct?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

18. As per the Solid Waste Management Rules, 2016 in India, which one of the following statements is correct?
[UPSC Civil Services Exam – 2019 Prelims]

 
 
 
 

19. The word ‘Denisovan’ is sometimes mentioned in media in reference to
[UPSC Civil Services Exam – 2019 Prelims]