Competitive Exams: Agriculture MCQs (Practice-Test 37 of 56)

  1. Consider the following statements: Agro-imatic zoning of cultivable land is based on

    1. Geographic location of the region.

    2. The water surplus condition.

    3. The water deficit condition.

    Of these statements

    1. 1 alone is correct

    2. 1 and 2 are correct

    3. 3 alone is correct

    4. 1 and 3 correct

  2. Which of the following statements are correct?

    1. rainfed agricultur contributes about 44% to the total food production in India.

    2. In India, the area under wheat lies somewher between 23 to 24 million hectares.

    3. India's productivity in rice is about 1.75 tones/ha.

    4. According to the National Wastelands

    Development Board, an area of about 75 million hectares is under wastelands.

    Select the correct answer using the codes given below:

    1. 2, 3 and 4

    2. 1, 3 and 4

    3. 1.2 and 4

    4. 1, 2 and 3

  3. The given diagram correspond to

    1. Quadratic equation

    2. Cobb-uglas equation

    3. Monotonic equation

    4. Non-notonic equation

  4. At a particular point on a Neo-assical Production Function graph, the magnitudes of TPr APP and MPP ar 18, 6 and 7 respectively. The Ep (elasticity of production) at this point would be

    1. 3.00

    2. 2.57

    3. 1.16

    4. 0.85

  5. Consider the following statements:

    1. Output remaining constant from a smaller labor force.

    2. An increase in output resulting from an increase in labor other things remaining constant.

    3. Output remaining constant following an increase in the working hour per day.

    Example (s) of increased productivity of labor would include

    1. 1 alone

    2. 1 and 3

    3. 2 and 3

    4. 1.2 and 3

  6. Which one of the following economic principles help a farmer to allocate his limited resources to two different enterprises

    1. The law of variable proportions

    2. The law of comparative advantages

    3. The law of equimarginal returns

    4. The principle of fixed and variable costs

  7. In the given figure, product Y1 is denoted on the y-axis and product Y2 is denoted on the X-axis. The price of a unit Y1 and Y2 ar PY1 and P2 respectively. Products Y1 and Y2 ar substitutes in the range of

    1. LM

    2. MO

    3. OP

    4. LP

  8. The principle of equi-rginal return states that the profits will be the greatest if unit resources are used where

    1. Marginal returns are the highest

    2. Average returns are the highest

    3. Total returns are the highest

    4. Net returns are the highest

  9. Consider the following statements:

    1. Is cost lines are always straight lines.

    2. Iso-st lines farther to the right portray higher cost and those nearer to the left portray lower cost.

    3. The slope of an Iso-st line cannot be expressed as the ratio of the price of one input to the price of another input.

    The properties of an Iso-st line would include

    1. 1 and 3

    2. 2 and 3

    3. 1 and 2

    4. 1, 2 and 3

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

    List-I List-II
    1. Factors

    2. resources

    3. Irrational resource combinations

    4. Far planning tools

    1. Technical complements

    2. Technical substitutes

    3. Technical complementarily

    4. Budgets and programming

    • A
    • B
    • C
    • D
      • 2
      • 1
      • 3
      • 4
      • 1
      • 2
      • 3
      • 4
      • 1
      • 2
      • 4
      • 3
      • 2
      • 1
      • 4
      • 3
  11. If the production function is homogeneous of degree one, then the scale elasticity of output will be

    1. Equal to unity

    2. Less than unity

    3. Greater than unity

    4. Equal to zero

  12. If technical progress leads to a rise in labor productivity of 5%, then an increase of 5% in the wage rate would imply that

    1. Worker will derive all of the benefits

    2. Ther will be cost-sh inflation

    3. Unit labor costs will remain unchanged

    4. Profit per unit will invariably fall

  13. The inflection on total product curve corresponds to the

    1. Maximum of marginal product curve

    2. Maximum of average product curve

    3. Maximum of total product curve

    4. Minimum of marginal product curve

  14. Which one of the following types of crop cultivations will be most appropriate and effective in forests?

    1. Extensive cropping

    2. Intensive cropping

    3. Mixed cropping

    4. Inter-opping

  15. In wheat, seminal roots

    1. Induce extr strength against lodging

    2. Ar responsible for nourishing the plants during early stages of the crop

    3. Take car of the plants during the later stages of the crop

    4. Appear during the vegetative phase of the crop

  16. The latest botanical name of green gram is

    1. Vigna radiata (L.) Wilezek

    2. Vigna mungo (L.) Hepper

    3. Phaseolus mungo (L.)

    4. Phaseolus vulgaris (L.)

  17. Consider the following statements: Puddling of soil for transplanting paddy is done to

    1. Control weeds

    2. reduce rate of infiltration

    3. Improve the soil structure

    4. Increase aeration

    Of these statements

    1. 1.2. 3 and 4 are correct

    2. 2 and 4 are correct

    3. 1 and 2 are correct

    4. 1, 3 and 4 are correct

  18. Match List I (Crop) with List II (Optimum time of sowing in North India) and select the correct answer:

    List-I List-II
    1. Cotton

    2. Barley

    3. Gram

    4. Groundnut

    1. First fortnight of November

    2. Second fortnight of October

    3. Whole of the month of May

    4. First fortnight of July

    • A
    • B
    • C
    • D
      • 3
      • 1
      • 4
      • 2
      • 3
      • 1
      • 2
      • 4
      • 1
      • 3
      • 2
      • 4
      • 1
      • 3
      • 4
      • 2
  19. Match List I (Crop) with List II (Important disease) and select the correct answer:

    List-I List-II
    1. Groundnut

    2. rice

    3. Wheat

    4. Potato

    1. Blast

    2. Tikka disease

    3. Late blight

    4. Black rust

    • A
    • B
    • C
    • D
      • 1
      • 2
      • 3
      • 4
      • 1
      • 2
      • 4
      • 3
      • 2
      • 1
      • 4
      • 3
      • 2
      • 1
      • 3
      • 4
  20. Irrigation efficiency is ver low in irrigated farming in India mainly because

    1. Large irrigated area is under canal irrigation system

    2. A major par of the soil types is not suitable for irrigation

    3. Of the poor quality of irrigation water

    4. Of the adverse climatic conditions

  21. Which one of the following irrigation methods is best suited for an undulating topography?

    1. Flow irrigation

    2. Check basin method

    3. Sprinkler irrigation

    4. Furrow irrigation

  22. Which one of the following is NOT a component of the moistur potential in soils?

    1. Metric potential

    2. Turgor potential

    3. Gravity potential

    4. Osmotic potential

  23. The rice crop tolerates submergence because

    1. The plant does not need oxygen

    2. The plant has mechanism to transport oxygen through leaves

    3. Bacteria keep the rhizospher oxidized

    4. Oxygen penetrating to root zone through air movement is sufficient

  24. The crops suitable for cultivation in saline soil would include

    1. Soybean and rice

    2. Soybean and sugar beet

    3. Sugar beet and rice

    4. rice and maize

  25. Which one of the following is a pair of preemergence herbicides?

    1. Paraquat and butachlor

    2. 2, 4-and thiobencarb

    3. Dalapon and triazine

    4. Fluchloralin and pendimethalin

  26. Match List I (Crop) with List II (Weed specific to the crop) and select the correct answer:

    List-I List-II
    1. rice (lowland)

    2. Maize

    3. Wheat

    4. Uncultivated land

    1. Phalaris minor

    2. Echinochloa crusgalli

    3. Lantana camara

    4. Euphorbia hirta

    • A
    • B
    • C
    • D
      • 2
      • 3
      • 1
      • 4
      • 1
      • 2
      • 4
      • 3
      • 1
      • 3
      • 2
      • 4
      • 2
      • 4
      • 1
      • 3
  27. Consider the following crops:

    1. Wheat

    2. Potato

    3. Maize

    4. Moong

    The correct sequence of sowing these crops in a cropping sequence planned under irrigated conditions for northwestern plains of India would be

    1. 4, 3, 1, 2

    2. 4, 3, 2, 1

    3. 3, 4, 1, 2

    4. 3, 4, 2, 1

  28. Organic matter content of histosols and Hydr orphic soil is

    1. 30%

    2. 50%

    3. 60%

    4. 12%

  29. Consider the following statements regarding the causes of low crop productivity of sandy soils:

    1. Sandy soils have ver low water retention capacity.

    2. Sandy soils easily fix applied phosphates fertilizer.

    3. Applied plant nutrients easily leach out through drainage.

    4. Sandy soils have ver low organic matter content.

    Of these statements

    1. 1, 2 and 3 are correct

    2. 1, 2 and 4 are correct

    3. 1, 3 and 4 are correct

    4. 2, 3 and 4 are correct

  30. The cation exchange capacity (in units of milli equivalents per 100 gram of soil) of kaolinite clay varies between

    1. 3 and 15

    2. 16 and 40

    3. 41 and 80

    4. 81 and 100