Daily UPSC MCQs

DAY 11: DAILY UPSC PRELIMS 2020 PREVIOUS YEAR QnA PRACTICE

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1. What are the advantages of fertigation in agriculture?

  1. Controlling the alkalinity of irrigation water is possible.
  2. Efficient application of Rock Phosphate and all other phosphatic fertilizers is possible.
  3. Increased availability of nutrients to plants is possible.
  4. Reduction in the leaching of chemical nutrients is possible.

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2. 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?

 
 
 
 

3.  With reference to Ocean Mean Temperature (OMT), which of the following statements is/are correct?

  1. OMT is measured up to a depth of 26ºC isotherm which is 129 meters in the south-western Indian Ocean during January-March.
  2. OMT collected during January-March can be used in assessing whether the amount of rainfall in monsoon will be less or more than a certain long-term mean.

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4. 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?

 
 
 
 

5. With reference to India’s Desert National Park, which of the following statements are correct?

  1. It is spread over two districts.
  2. There is no human habitation inside the Park.
  3. It is one of the natural habitats of the Great Indian Bustard.

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