Practice test

Agriculture - Test Set 1

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    Which of the following statements is / are correct regarding vegetative propagation of plants?
    1.Vegetative propagation produces clonal population.
    2.Vegetative propagation helps in eliminating the virus.
    3.Vegetative propagation can be practiced most of the year.
    Select the correct answer using the code given below
    1. 1 only
    2. 2 and 3 only
    3. 1 and 3 only
    4. 1, 2 and 3
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  2. Question 2

    What are the significances of a practical approach to sugarcane production known as ‘Sustainable Sugarcane Initiative’?
    1.Seed cost is very low in this compared to the conventional method of cultivation.
    2.Drip irrigation can be practiced very effectively in this.
    3.There is no application of chemical/inorganic fertilizers at all in this.
    4.The scope for inter cropping is more in this compared to the conventional method of cultivation.
    Select the correct answer using the code given below.
    1. 1 and 3 only
    2. 1, 2 and 4 only
    3. 2, 3 and 4 only
    4. 1, 2, 3 and 4
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  3. Question 3

    If a wetland of international importance is brought under the ‘Montreux Record’, what does it imply?
    1. Changes in ecological character have occurred, are occurring or are likely to occur in the wetland as a result of human interference.
    2. The country in which the wetland is located should enact a law to prohibit any human activity within five kilometers from the edge of the wetland.
    3. The survival of the wetland depends on the cultural practices and traditions of certain communities living in its vicinity and therefore the cultural diversity therein should not be destroyed.
    4. It is given the status of ‘World Heritage Site’.
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  4. Question 4

    Which of the following statements best describes "carbon fertillization"?
    1. Increased plant growth due to increased concentration of carbon dioxide in the atmosphere
    2. Inxresed temperature of earth due to increased concentration of carbon dioxide in the atmospherr
    3. Incresed acidity of oceans as a result of incresed concentration of carbon dioxide in the atmosphere
    4. Adaptation af all living beings on Earth to the climate change brought about by the increased concentration of carbon dioxide in the atmospher
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  5. Question 5

    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 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?
    1. 1 and 2 only
    2. 3 only
    3. 1 and 3 only
    4. 1,2 and3
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  6. Question 6

    What is the use of biochar in farming?
    1.Biochar can be used as a part of the growing medium in vertical farming.
    2.When biochar is a part of the growing medium, it promotes the growth of nitrogen-fixing microorganisms.
    3.When biochar is a part of the growing medium, it enables the growing medium to retain water for longer time.
    Which of the statements given above is/are correct?
    1. 1 and 2
    2. 2 only
    3. 1 and 3
    4. 1,2 and 3
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  7. Question 7

    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 phosphate fertilizers 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:
    1. 1, 2 and 3 only
    2. 1, 2 and 4 only
    3. 1, 3 and 4 only
    4. 2, 3 and 4 only
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  8. Question 8

    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?
    1. 1 only
    2. 2 and 3 only
    3. 2 only
    4. 1, 2 and 3
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  9. Question 9

    What is/are the advantage/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:
    1. 1 and 2 only
    2. 2 and 3 only
    3. 3 only
    4. 1, 2 and 3
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  10. Question 10

    With reference to pulse production in India, consider the following statements:
    1.Black gram can be cultivated as both Kharif and rabi crop.
    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.
    Which of the statements given above is/are correct?
    1. 1 only
    2. 2 and 3 only
    3. 2 only
    4. 1, 2 and 3
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  11. Question 11

    “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 the crop?
    1. Cotton
    2. Jute
    3. Sugarcane
    4. Tea
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  12. Question 12

    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
    Select the correct answer using the code given below:
    1. 1, 2 and 3 only
    2. 3 only
    3. 4 only
    4. 1, 2, 3 and 4
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  13. Question 13

    Consider the following statements:
    1.Agriculture soils release nitrogen oxides into environment.
    2.Cattle release ammonia into environment.
    3.poultry industry releases reactive nitrogen compounds into environment.
    Which of the statements given above is/are correct?
    1. 1 and 3 only
    2. 2 and 3 only
    3. 2 only
    4. 1, 2 and 3
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  14. Question 14

    Plant absorbs dissolved nitrates from soil converts them into
    1. free N2
    2. urea
    3. ammonia
    4. proteins
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  15. Question 15

    The aim of rain water harvesting is to
    1. recharge ground water
    2. avoid floods
    3. control soil erosion
    4. conservation of freshwater
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  16. Question 16

    __________ assist in enviromental protection.
    1. Urbanisation
    2. Nuclear explosion
    3. Industrialisation
    4. Plantation and Forestation
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  17. Question 17

    Soil is rarely contaminated due to
    1. Acid rain
    2. Chemical fertilizers
    3. Pesticides
    4. Mineralisation
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  18. Question 18

    The best method for sterilization of water uses
    1. Autoclaving
    2. Ozone
    3. Chlorine water
    4. UV rays
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  19. Question 19

    What property of Earth protects us from harmful radiation from the Sun?
    1. Trees
    2. Atmosphere
    3. 70% water
    4. Earth's motion around the Sun
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  20. Question 20

    WHich is correctly matched?
    1. Apiculture--------- Honey bee
    2. Pisciculture--------Silk moth
    3. Sericulture--------Fish
    4. Aquaculture-----------Mosquito
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