PRELIMS 2021 KEYS RAJA sir cracking IAS Academy

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Prelims Daily Questions

April 16, 2020 - Daily Quiz

1. Which of the following is/are false w.r.t. "Gene Drive"?.

1. It disrupts the Mendelian laws.

2. It makes use of CRISPR.

3. It helps eradicating malaria-causing mosquitoes.

(a) Only (1)

(b) (1) & (2)

(c) (1), (2) & (3)

(d) None of these

2. Which of the following statements is/are true?

(a) A total of 10-20 per cent of methane in the atmosphere comes from paddy fields. 

(b) Global Warming Potential of methane is higher than that of carbon dioxide.

(c) Both (a) and (b)

(d) Neither (a) Nor (b)

3. Consider the following statements:

1. Leaks from global oil and gas production system are a source of methane emissions.

2. Enteric fermentation in livestock such as cows and sheep are a source of methane emissions.

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

4. Which of the following correctly differentiates CITES & CMS?.

(a) Unlike CITES, CMS doesn't have any mechanism to ensure the implementation of the decisions.

(b) Unlike CITES, CMS is under the umbrella of UN.

(c) Both (a) and (b)

(d) Neither (a) Nor (b)

5. Which of the following is/are true?

(a) Hydrogen Peroxide can be used as disinfectant.

(b) Sodium Hypochlorite releases nascent chlorine and hence is used as a disinfectant.

(c) Both (a) and (b)

(d) Neither (a) Nor (b)

Answers

1. (d)

https://www.sciencedaily.com/releases/2020/04/200416151800.htm

https://indianexpress.com/article/technology/science/how-scientists-plan-to-end-malaria-5373695/

2. (c)

https://www.downtoearth.org.in/blog/agriculture/rice-fish-farming-system-in-india-is-in-urgent-need-of-conservation-and-promotion-70523

3. (c)

https://www.downtoearth.org.in/news/climate-change/atmospheric-methane-concentration-at-record-levels-70504

4. (a)

https://news.un.org/en/story/2020/02/1057931

5. (c)

https://www.financialexpress.com/lifestyle/health/anti-covid-19-disinfection-tunnels-may-harm-eyes-say-alkali-makers/1927289/

https://www.weforum.org/agenda/2020/03/clean-kill-coronavirus-covid19-safety-health/



POSTED ON 16-04-2020 BY ADMIN
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List of previous year essay topics (1997-2019)

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