Competitive Exams: Agriculture MCQs (Practice-Test 33 of 56)

  1. The volume in litres of one cumec flow of water in one hour is

    1. 2.6 × 106

    2. 3.6 × 106

    3. 4.6 × 106

    4. 5.6 × 106

  2. A farmer is to select suitable crops for a drought-prone unirrigated area. Which one of the following groups of crops should be choose for mixed cropping?

    1. Sesame, maize, oats

    2. Sorghum, wheat

    3. Sesame, sorghum/pear millet, niger

    4. Maize, upland rice, berseem

  3. Which one of the following can be mixed crop with wheat?

    1. Cabbage

    2. Cotton

    3. Jowar

    4. Mustard

  4. Consider the following statements: Relay cropping implies

    1. Sowing of the second crop when the first crop has attained maturity and is nearing harvest.

    2. A situation wher two or mor crops occupy a habitat with spatial annidation.

    3. Overlapping of a par of the life space, of the two crops without any competition.

    Of these above statements

    1. 1, 2 and 3 are correct

    2. 1 and 2 are correct

    3. 2 and 3 are correct

    4. 1 and 3 are correct

  5. Imperata cylindrical is associated with

    1. Sugar beet

    2. Tea

    3. Lentil

    4. Cereals

  6. Match List I (crops) with Last II (weedicides) and select the correct answer:

    List-I List-II
    1. Wheat

    2. Sugarcane

    3. Chickpea

    4. rice-ddy

    1. Simazine

    2. Isoproturon

    3. Thiobencarb

    4. Fluchloralin

    • A
    • B
    • C
    • D
      • 1
      • 2
      • 4
      • 3
      • 2
      • 1
      • 4
      • 3
      • 1
      • 2
      • 3
      • 4
      • 2
      • 1
      • 3
      • 4
  7. According to the moder concepts, the major function of inte-w tillage is

    1. Moistur conservation through soil mulching

    2. Improved soil aeration

    3. Improved soil granulation

    4. Moistur conservation through weed destruction

  8. “ratooning” is practised as a matter of routine in

    1. Sugar beet and sugarcane

    2. sugarcane and maize

    3. Sugarcane arid Napier grass

    4. Sugarcane only

  9. DAPOG method of crop raising is associated with

    1. Intercultur operation

    2. Nurser raising

    3. Seed-d preparation

    4. Intercultivation

  10. Wher adequate irrigation water is available, four to six irrigations ar applied to the wheat crop. At which one of the following stages of growth is the first irrigation recommended?

    1. Crown-ot initiation stage

    2. Tillering stage

    3. Critical stage of growth

    4. Flowering stage

  11. Wher adequate irrigation water is available, four to six irrigations ar applied to the wheat crop. At which one of the following stages of growth is the first irrigation recommended?

    1. Crown-ot initiation stage

    2. Tillering stage

    3. Critical stage of growth

    4. Flowering stage

  12. Spreading varieties of groundnut are preferred in areas receiving late rains in the kharif season, because

    1. They ar of longer duration

    2. Their water requirements ar high

    3. Their seed is dormant

    4. Their seed is bold

  13. Which one of the following parts of the tobacco plant synthesis nicotine

    1. root

    2. Stem

    3. Branch

    4. Leaf

  14. In the wet season, the initiation of panicle primordia in rice variety of 1 20 (Days) duration takes place in

    1. 60 to 65 days a f t e r sowing

    2. 65 to 70 days after sowing

    3. 70 to 75 days after sowing

    4. 75 to 80 days after sowing

  15. Match List I (fertilizer) with List II (equivalent acidity) and select the correct answer:

    List-I List-II
    1. Urea

    2. Ammonium sulphate

    3. Ammonium chloride

    4. Anhydrous ammonia

    1. Acidity 148

    2. Acidity 128

    3. Acidity 110

    4. Acidity 84

    5. Acidity 64

    • A
    • B
    • C
    • D
      • 5
      • 2
      • 3
      • 4
      • 4
      • 3
      • 2
      • 1
      • 2
      • 5
      • 4
      • 3
      • 4
      • 1
      • 2
      • 3
  16. Consider the following States/UT:

    1. Pondicherry

    2. Punjab

    3. Andhr Pradesh

    4. Haryana

    As per the 1991-data, the correct sequence of the decreasing order in respect of the consumption of (N + P2O5 + K2O) fertilizer nutrients in kg/ha/year is

    1. 1, 2, 4, 3

    2. 2, 1, 3, 4

    3. 1, 2, 3, 4

    4. 2, 1, 4, 3

  17. Which one of the following oil-kes, in addition to its manorial value, acts also as a nitrification inhibitor?

    1. Mustard

    2. Groundnut

    3. Neem

    4. Seamum (til)

  18. Which one of the following organic manures has the NArrOWEST C/N ratio?

    1. Biogas slurry

    2. Farmyar manure

    3. Compost

    4. Groundnut cake

  19. Biofertilizer is a

    1. Mixture of organic manure and micro organism

    2. Mixture of inorganic fertilizer and micr organisms

    3. Culture having the desire strain of micr organisms

    4. Decomposed compost enriched with mineral solubilising bacteria

  20. Sugar-digested compost is called so because

    1. It is prepared by allowing it to decompose beyond the normal process of decomposition

    2. It contains plant nutrients mor than that present in ordinar compost

    3. Super phosphate is added to the compost during its preparation

    4. Its PO content is mor than that present in the ordinar compost

  21. Match List I with List II and select the correct answer:

    List-I (Name of fertilizer) List-II (Type of fertilizer)
    1. Ammonium sulphate

    2. Diammonium phosphate

    3. Algae

    4. FYM

    1. Biofertilizer

    2. Straight fertilizer

    3. Organic manure

    4. Complex fertilizer

    • A
    • B
    • C
    • D
      • 2
      • 4
      • 3
      • 1
      • 3
      • 2
      • 4
      • 1
      • 2
      • 4
      • 1
      • 3
      • 4
      • 2
      • 3
      • 1
  22. Bray suggested certain modification in the Mitscherlich equation. The modified equation is written as

    1. Dy/dx = (A-C)

    2. A = B (1-/y)

    3. Log (A- = log A)

    4. Log (A- = log A-b)

  23. Match List I (Micronutrients) with List II (typical deficiency symptoms) and select the correct answer:

    List-I List-II
    1. Manganese

    2. Molybdenum

    3. Zinc

    4. Copper

    1. Speckled yellow of sugar beet

    2. White bud of maize

    3. Whiptail in cauliflower

    4. reclamation disease of cereals

    • A
    • B
    • C
    • D
      • 1
      • 2
      • 3
      • 4
      • 1
      • 3
      • 2
      • 4
      • 2
      • 4
      • 3
      • 1
      • 2
      • 3
      • 4
      • 1
  24. Which one of the following minerals is the main source of boron in soils?

    1. Pyrolusite

    2. Tourmaline

    3. Haematite

    4. Hemimorphite

  25. Criteria of essentiality of nutrients for plants wer given by

    1. Arnon

    2. Stout

    3. russel

    4. Liebig

  26. The mineral chlorite has an extr layer of

    1. Montmorillonite

    2. Illite

    3. Gibbsite

    4. Brusite

  27. The concentration of H + and OK-nd the pH of a 0.1 N HCl solution is H + OH pH

    1. 10 − g ion/I 10-ion/I 1

    2. 10-ion/I 10 − g ion/I 13

    3. 10-ion/I 10 − g ion/I 1

    4. 10 − g ion/I 10-ion/I 13

  28. Apatite is a group of minerals which mainly contains

    1. Sulphur

    2. Phosphorus

    3. Nitrogen

    4. Titanium

  29. Chlorite belongs to the

    1. 2: 2 type

    2. 1: 1 type

    3. 2: 1 type

    4. amorphous type

  30. Which of the following pair are correctly matched?

      • Humus
      • Ligno-protein complex
      • Humin
      • Insoluble in dilute alkali
      • Fulvic acid
      • High molecular weight
      • Humic acid
      • Insoluble in dilute acid

    Select the correct answer using the codes given below:

    1. 2, 3 and 4

    2. 1, 2 and 3

    3. 1, 2 and 4

    4. 1, 3 and 4