PRELIMS 2021 KEYS RAJA sir cracking IAS Academy

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December 19, 2020 - Daily Quiz

1. With reference to chemical fertilizers in India, consider the following statements:
  1. At present, the retail price of chemical fertilizers is market-driven and not administered by the Government.
  2. Ammonia, which is an input of urea, is produced from natural gas.
  3. Sulphur, which is a raw material for Phosphoric acid fertilizer, is a by-product of oil refineries.
Which of the statements given above is/are correct? (a) 1 only (b) 2 and 3 only (c) 2 only (d) 1, 2 and 3 2. The sum of the first 20 terms of the series (1/5 x 6) + (1/6 x 7) + (1/7 x 8) +... is (a) 0.16 (b) 1.6 (c) 16 (d) None of these
3. Consider the following minerals:
  1. Bentonite
  2. Chromite
  3. Kyanite
  4. Sillimanite
In India, which of the above is/are officially designated as major minerals? (a) 1 and 2 only (b) 4 only (c) 1 and 3 only (d) 2, 3 and 4 only 4. If PEOPLE is coded as PLPOEE, how is TREND coded?   (a) TNERD (b) DNERT (c) NDETR (d) TRDNE 5. With reference to Ocean Mean Temperature (OMT), which of the following statements is/are correct?
  1. OMT is measured up to a depth of 26°C isotherm which is 129 meters in the southwestern Indian Ocean during January — March.
  2. OMT collected during January — March can be used in assessing whether the amount of rainfall in the monsoon will be less or more than a certain long-term mean.
Select the correct answer using the code given below: (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2 ANSWERS 1. (b)  2. (a)  3. (d)  4. (a)  5. (c)   






POSTED ON 19-12-2020 BY ADMIN
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