English UPSC CSE Prelims 2020
Q61. “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?
A Cotton B Jute C Sugarcane D Tea
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Correct answer: Cotton
English UPSC CSE Prelims 2020
Q62. 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 sets 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. Which of the statements given above is/are correct?
A 1 and 2 only B 3 only C 1 and 4 only D 2, 3 and 4 only
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Correct answer: 1 and 4 only
English UPSC CSE Prelims 2020
Q63. In the context of India, which of the following is/are considered to be practice(s) of eco-friendly agriculture? 1. Crop diversification 2. Legume intensification 3. Tensiometer use 4. Vertical farming Which of the statements given above is/are correct?
A 1, 2 and 3 only B 3 only C 4 only D 1, 2, 3 and 4
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Correct answer: 1, 2 and 3 only
English UPSC CSE Prelims 2020
Q64. 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 fertilisers is possible. 3. Increased availability of nutrients to plants is possible. 4. Reduction in the leaching of chemical nutrients is possible. Select the correct answer using the code given below:
A 1, 2 and 3 only B 1, 2 and 4 only C 1, 3 and 4 only D 2, 3 and 4 only
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Correct answer: 1, 3 and 4 only
English UPSC CSE Prelims 2020
Q65. With reference to chemical fertilisers in India, consider the following statements: 1. At present, the retail price of chemical fertilisers 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 fertiliser, 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
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Correct answer: 2 and 3 only
English UPSC CSE Prelims 2019
Q66. With reference to land reforms in independent India, which one of the following statements is correct?
A The ceiling laws were aimed at family holdings and not individual holdings. B The major aim of land reforms was providing agricultural land to all the landless. C It resulted in cultivation of cash crops as a predominant form of cultivation. D Land reforms permitted no exemptions to the ceiling limits.
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Correct answer: The major aim of land reforms was providing agricultural land to all the landless.
English UPSC CSE Prelims 2019
Q67. Which one of the following groups of plants was domesticated in the ‘New World’ and introduced into the 'Old World'?
A Tobacco, cocoa and rubber B Tobacco, cotton and rubber C Cotton, coffee and sugarcane D Rubber, coffee and wheat
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Correct answer: Tobacco, cocoa and rubber
English UPSC CSE Prelims 2019
Q68. Among the following, which one is the largest exporter of rice in the world in the last five years?
A China B India C Myanmar D Vietnam
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Correct answer: India
English UPSC CSE Prelims 2019
Q69. In India, the use of carbofuran, methyl parathion, phorate and triazophos is viewed with apprehension. These chemicals are used as
A pesticides in agriculture B preservatives in processed foods C fruit-ripening agents D moisturising agents in cosmetics
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Correct answer: pesticides in agriculture
English UPSC CSE Prelims 2019
Q70. Consider the following statements. 1. Agricultural soils release nitrogen oxides into the environment. 2. Cattle release ammonia into the environment. 3. Poultry industry releases reactive nitrogen compounds environment. Which of the statements given above is/are correct?
A 1 and 3 only B 2 and 3 only C 2 only D 1, 2 and 3
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Correct answer: 1, 2 and 3
English UPSC CSE Prelims 2019
Q71. The economic cost of food grains to the Food Corporation of India is Minimum Support Price and bonus (if any) paid to the farmers plus
A Transportation Cost Only B Interest Cost Only C Procurement Incidentals and Distribution Cost D Procurement Incidentals and Charges for Godowns
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Correct answer: Procurement Incidentals and Distribution Cost
English UPSC CSE Prelims 2019
Q72. With reference to the cultivation of Kharif crops in India in the last five years, consider the following statements. 1. Area under rice cultivation is the highest. 2. Area under cultivation of jowar is more than that of oilseeds. 3. Area of cotton cultivation is more than that of sugarcane. 4. Area under sugarcane cultivation has steadily decreased. Which of the statements given above are correct?
A 1 and 3 only B 2, 3 and 4 only C 2 and 4 only D 1, 2, 3 and 4
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Correct answer: 1 and 3 only
English UPSC CSE Prelims 2019
Q73. Among the agricultural commodities imported by India, which one of the following accounts for the highest imports in terms of value in the last five years?
A Spices B Fresh fruits C Pulses D Vegetable oils
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Correct answer: Vegetable oils
English UPSC CSE Prelims 2019
Q74. What is the Cas9 protein that is often mentioned in news?
A A molecular scissors used in targeted gene editing B A biosensor used in the accurate detection of pathogens in patients C A gene that makes plants pest-resistant D A herbicidal substance synthesized in genetically modified crops
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Correct answer: A molecular scissors used in targeted gene editing
English UPSC CSE Prelims 2018
Q75. Consider the following statements. 1. The quantity of imported edible oils is more than the domestic production of edible oils in the last five years. 2. The Government does not impose any customs duty on all imported edible oils as a special case. 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
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Correct answer: 1 only
English UPSC CSE Prelims 2018
Q76. With reference to the ‘Global Alliance for Climate-Smart Agriculture (GACSA)’ which of the following statements is/are correct? 1. GACSA is an outcome of the Climate Summit held in Paris in 2015. 2. Membership of GACSA does not create any binding obligations. 3. India was instrumental in the creation of GACSA. Select the correct answer using the code given below:
A 1 and 3 only B 2 only C 2 and 3 only D 1, 2 and 3
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Correct answer: 2 only
English UPSC CSE Prelims 2018
Q77. With reference to the circumstances in Indian agriculture, the concept of “Conservation Agriculture” assumes significance” Which of the following fall under the Conservation Agriculture? 1. Avoiding the monoculture practices 2. Adopting minimum tillage 3. Avoiding the cultivation of plantation crops 4. Using crop residues to cover soil surface 5. Adopting spatial and temporal crop sequencing/crop rotations Select the correct answer using the code given below:
A 1, 3 and 4 B 2, 3, 4 and 5 C 2, 4 and 5 D 1, 2, 3 and 5
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Correct answer: 2, 4 and 5
English UPSC CSE Prelims 2018
Q78. With reference to the Genetically Modified mustard (GM mustard) developed in India, consider the following statements. 1. GM mustard has the genes of a soil bacterium that give the plant the property of pest-resistance to a wide variety of pests. 2. GM mustard has the genes that allow plant cross-pollination and hybridization. 3. GM mustard has been developed jointly by the IARI and Punjab Agricultural University. Which of the statements given above is/are correct?
A 1 and 3 only B 2 only C 2 and 3 only D 1, 2 and 3
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Correct answer: 2 only
English UPSC CSE Prelims 2018
Q79. Which of the following statements best describes “carbon fertilisation”?
A Increased plant growth due to increased concentration of carbon dioxide in the atmosphere B Increased temperature of Earth due to increased concentration of carbon dioxide in the atmosphere C Increased acidity of oceans as a result of increased concentration of carbon dioxide in the atmosphere D Adaptation of all living beings on Earth to the climate change brought about by the increased concentration of carbon dioxide in the atmosphere
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Correct answer: Increased plant growth due to increased concentration of carbon dioxide in the atmosphere
English UPSC CSE Prelims 2018
Q80. With reference to agricultural soils, consider the following statements. 1. A high content of organic matter in soil drastically reduces its water-holding capacity. 2. Soil does not play any role in the sulphur cycle. 3. Irrigation over a period of time can contribute to the salinization of some agricultural lands. Which of the statements given above is/are correct?
A 1 and 2 only B 3 only C 1 and 3 only D 1, 2 and 3
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Correct answer: 3 only