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Jeevan Bisht

Jeevan Bisht

With reference to chemical fertilisers in India, consider the following statements: 1) Ammonia, which is an input of urea, is produced from natural gas. 2) Sulphur, which is a raw material for phosphoric acid fertiliser, is a by-product of oil refineries. [2020]

Read MoreWith reference to chemical fertilisers in India, consider the following statements: 1) Ammonia, which is an input of urea, is produced from natural gas. 2) Sulphur, which is a raw material for phosphoric acid fertiliser, is a by-product of oil refineries. [2020]

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. [2020]

Read MoreWith 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. [2020]

“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 centimetres 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? [2020]

Read More“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 centimetres 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? [2020]