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UPSC Prelims 2020

Solved QuestionsUPSC Prelims 2020

[Solved] With reference to the current trends in the cultivation of sugarcane in India, consider the following statements: 1. A substantial saving in seed material is made when ‘bud chip settlings’ are raised in a nursery and transplanted in the main field. 2. When direct planting of Setts is done, the germination percentage is better with single-budded setts as compared to Setts with many buds. 3. If bad weather conditions prevail when setts are directly planted, single-budded Setts have better survival as compared to large setts. 4. Sugarcane can be cultivated using settlings prepared from tissue culture

Q69. With reference to the current trends in the cultivation of sugarcane in India, consider the following statements: 1. A substantial saving in seed material…
Sleepy Classes
May 28, 2025
Solved QuestionsUPSC Prelims 2020

[Solved] With reference to solar water pumps, consider the following statements: 1. Solar power can be used for running surface pumps and not for submersible pumps. 2. Solar power can be used for running centrifugal pumps and not the ones with piston. Which of the statements given above are correct?

Q68. With reference to solar water pumps, consider the following statements: 1. Solar power can be used for running surface pumps and not for submersible…
Sleepy Classes
May 28, 2025
Solved QuestionsUPSC Prelims 2020

[Solved] The crop is subtropical in nature. A hard frost is injurious to it. It requires at least 210 Frost-free days and 50 to 100 centimeters of rainfall for its growth. A light well-drained soil capable of retaining moisture is ideally suited for the cultivation of the crop.” Which one of the following is that crop?

Q67. The crop is subtropical in nature. A hard frost is injurious to it. It requires at least 210 Frost-free days and 50 to 100…
Sleepy Classes
May 28, 2025
Solved QuestionsUPSC Prelims 2020

[Solved] With reference to pulse production in India, consider the following statements: 1. Black gram can be cultivated as both kharif and rabi crops. 2. Green-gram alone accounts for nearly half of pulse production. 3. In the last three decades, while the production of kharif pulses has increased, the production of rabi pulses has decreased.

Q66. With reference to pulse production in India, consider the following statements: 1. Black gram can be cultivated as both kharif and rabi crops. 2.…
Sleepy Classes
May 28, 2025
Solved QuestionsUPSC Prelims 2020

[Solved] According to India’s National policy on Biofuels, which of the following can be used as raw materials for the production of biofuels ? 1. Cassava 2. Damaged wheat grains 3. Groundnut seeds 4. Horse gram 5. Rotten potatoes 6. Sugar beet Select the correct answer using the code given below:

Q64. According to India's National policy on Biofuels, which of the following can be used as raw materials for the production of biofuels ? 1.…
Sleepy Classes
May 28, 2025
Solved QuestionsUPSC Prelims 2020

[Solved] What is/are the advantages/advantages of zero tillage in agriculture? 1. Sowing of wheat is possible without burning the residue of previous crop. 2. Without the need for nursery of rice saplings, direct planting of paddy seeds in the wet soil is possible. 3. Carbon sequestration in the soil is possible. Select the correct answer using the code given below:

Q63. What is/are the advantages/advantages of zero tillage in agriculture? 1. Sowing of wheat is possible without burning the residue of previous crop. 2. Without…
Sleepy Classes
May 28, 2025
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