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UPSC Exam  >  UPSC Tests  >  Test: Agriculture - 2 - UPSC MCQ

Test: Agriculture - 2 - UPSC MCQ


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10 Questions MCQ Test - Test: Agriculture - 2

Test: Agriculture - 2 for UPSC 2024 is part of UPSC preparation. The Test: Agriculture - 2 questions and answers have been prepared according to the UPSC exam syllabus.The Test: Agriculture - 2 MCQs are made for UPSC 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Agriculture - 2 below.
Solutions of Test: Agriculture - 2 questions in English are available as part of our course for UPSC & Test: Agriculture - 2 solutions in Hindi for UPSC course. Download more important topics, notes, lectures and mock test series for UPSC Exam by signing up for free. Attempt Test: Agriculture - 2 | 10 questions in 12 minutes | Mock test for UPSC preparation | Free important questions MCQ to study for UPSC Exam | Download free PDF with solutions
Test: Agriculture - 2 - Question 1
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Why is the continuous cultivation of land without replenishing nutrients detrimental to soil fertility?

Detailed Solution for Test: Agriculture - 2 - Question 1
Continuous cultivation of land leads to the depletion of nutrients in the soil, which adversely affects soil fertility. Over time, the soil becomes deficient in essential nutrients, impacting crop yields. This depletion can only be corrected by replenishing the nutrients through natural or artificial means.
Test: Agriculture - 2 - Question 2
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What are the essential plant nutrients required for normal growth of green plants?

Detailed Solution for Test: Agriculture - 2 - Question 2
Essential plant nutrients required for normal growth of green plants include Carbon, Hydrogen, Oxygen, Nitrogen, Phosphorus, Sulphur, Potassium, Calcium, and Magnesium. These elements are crucial for various physiological processes in plants.
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Test: Agriculture - 2 - Question 3
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What is the process of decomposing vegetable and animal refuse to improve and maintain soil fertility called?

Detailed Solution for Test: Agriculture - 2 - Question 3
The process of decomposing vegetable and animal refuse to improve and maintain soil fertility is called composting. Composting involves the decomposition of organic materials to create a nutrient-rich soil amendment.
Test: Agriculture - 2 - Question 4
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What is the term for inorganic materials applied to increase the supply of essential nutrients like nitrogen, phosphorus, and potassium in agriculture?
Detailed Solution for Test: Agriculture - 2 - Question 4
Compound fertilizers are inorganic materials applied in agriculture to increase the supply of essential nutrients like nitrogen, phosphorus, and potassium. They contain these nutrients in readily available chemical compounds.
Test: Agriculture - 2 - Question 5
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Which agricultural practice involves growing a quick-growing crop and plowing it under to incorporate it into the soil?
Detailed Solution for Test: Agriculture - 2 - Question 5
Green manuring is the agricultural practice that involves growing a quick-growing crop and plowing it under to incorporate it into the soil. This practice provides organic matter and additional nitrogen to the soil.
Test: Agriculture - 2 - Question 6
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What is the primary purpose of using farmyard manure in agriculture?
Detailed Solution for Test: Agriculture - 2 - Question 6
The primary purpose of using farmyard manure in agriculture is to provide a source of organic matter and nutrients to the soil. Farmyard manure enriches the soil with essential nutrients and helps maintain soil fertility.
Test: Agriculture - 2 - Question 7
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Why is the use of compound fertilizers advantageous in agriculture?
Detailed Solution for Test: Agriculture - 2 - Question 7
The use of compound fertilizers is advantageous in agriculture because they supply two or more essential nutrients simultaneously. This eliminates the need to purchase and mix multiple fertilizers, making the application more convenient and efficient.
Test: Agriculture - 2 - Question 8
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What is the primary reason for the growth of chemical fertilizer consumption in India?
Detailed Solution for Test: Agriculture - 2 - Question 8
The primary reason for the growth of chemical fertilizer consumption in India is the heavy subsidies provided by the government to promote their use. These subsidies make chemical fertilizers more affordable for farmers.
Test: Agriculture - 2 - Question 9
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What type of biofertilizer is Rhizobium spp. primarily useful for in agriculture?
Detailed Solution for Test: Agriculture - 2 - Question 9
Rhizobium spp. is primarily useful for nitrogen fixation in leguminous plants. These bacteria form symbiotic relationships with legume roots and convert atmospheric nitrogen into a form that plants can use, thus enhancing soil fertility.
Test: Agriculture - 2 - Question 10
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What is the term for the practice of using power-driven machinery for various agricultural operations, including plowing, sowing, and harvesting?
Detailed Solution for Test: Agriculture - 2 - Question 10
Mechanization of agriculture refers to the practice of using power-driven machinery for various agricultural operations, including plowing, sowing, harvesting, and more. This practice can lead to increased agricultural productivity and reduced labor intensity.
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