Competitive Exams: Agriculture MCQs (Practice-Test 15 of 56)

  1. Which one of the following is not a selfpollinated vegetable?

    1. Cowpea

    2. French bean

    3. Tomato

    4. Chilli

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

    List-I (Crop) List-II (Family)
    1. Mango

    2. Guava

    3. Apple

    4. Pineapple

    1. rosaceae

    2. Bromeliaceae

    3. Anacardiaceae

    4. Myrtaceae

    • A
    • B
    • C
    • D
      • 3
      • 4
      • 1
      • 2
      • 3
      • 1
      • 4
      • 2
      • 2
      • 1
      • 4
      • 3
      • 2
      • 4
      • 1
      • 3
  3. Match List I with List II and select the correct answer:

    List-I (Physiological Disorder) List-II (Deficiency of Element)
    1. Bitter pit in apple

    2. Little leaf in mango

    3. Exanthema in citrus

    4. Fruit necrosis in Aonla

    1. Zinc

    2. Calcium

    3. Boron

    4. Copper

    • A
    • B
    • C
    • D
      • 2
      • 1
      • 3
      • 4
      • 2
      • 1
      • 4
      • 3
      • 1
      • 2
      • 3
      • 4
      • 1
      • 2
      • 4
      • 3
  4. The most common growth regulator used for rooting of cutting is

    1. Gibberellic acid

    2. Indole butyric acid

    3. Abscises acid

    4. 2-loroethyl phosphonic acid

  5. Mango mealy bug severely damages

    1. Tree trunk

    2. Fruit stalk

    3. roots

    4. Leaves

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

    List-I (Fruit) List-II (Commercial Method of Propagation)
    1. Litchi

    2. Papaya

    3. Banana

    4. Grape

    1. Suckers

    2. Air layering

    3. By seed

    4. By cutting

    • A
    • B
    • C
    • D
      • 2
      • 1
      • 3
      • 4
      • 4
      • 1
      • 3
      • 2
      • 4
      • 3
      • 1
      • 2
      • 2
      • 3
      • 1
      • 4
  7. Which one of the following fruits is grown is semi-ld for in wasteland of peninsular India but is one of the largest foreign exchange earners?

    1. Coconut

    2. Mango

    3. Cashew

    4. Banana

  8. Which fruit plant is most suited as a filler crop in the mango orchards of Northern India?

    1. Pineapple

    2. Banana

    3. Papaya

    4. Phalsa

  9. ‘Sindhu’ hybrid mango has been developed by back crossing

    1. Alphonso-Neelum

    2. Dashehar-ratna

    3. ratna-Alphonso

    4. Dashehar-Alphonso

  10. Which one of the following pair is not correctly matched?

      • Sweet cherry
      • Requires chilling during winters
      • Pineapple
      • Requires mild tropical climate
      • Litchi
      • Requires frost in winter and heat in summer
      • Grape
      • Requires dr heat during ripening period
  11. Match List I with List II and select the correct answer:

    List-I (Name of Diseases) List-II (Causal Organisms)
    1. Collar rot in papaya

    2. Wilt in guava

    3. Citrus canker

    4. Downy mildew in graps

    1. Pythium

    2. Fusarium

    3. Xanthomonas

    4. Plasmopara

    • A
    • B
    • C
    • D
      • 1
      • 2
      • 3
      • 4
      • 1
      • 3
      • 2
      • 4
      • 4
      • 2
      • 3
      • 1
      • 4
      • 3
      • 2
      • 1
  12. Consider the following chemicals:

    1. Lime

    2. Metaldehyde

    3. Phenamiphos

    4. Warfarin

    Which of these ar moluscicides?

    1. 1, 2 and 3

    2. 1 and 2

    3. 1 and 4

    4. 2, 3 and 4

  13. Which one of the following statements correctly defines the key pest?

    1. Organisms that cause a significant reduction in resource yield every season

    2. Organisms whose populations flar up to cause significant damage once in a while

    3. Organisms that cause enough damage to inflict significant loss of yield in one season

    4. Organisms that cause direct loss

  14. Which one of the following pair is not correctly matched? Phytopathogenuic Nematodes Symptoms

      • Anguine tritici
      • Distorted leaves, stem and ear head of wheat
      • Aphelenchoides fragariae
      • Swellings on the stem, shorter curled leaves and open lesions
      • Globodra rostochiensis
      • Cysts on the roots, proliferation, production of shallow, bushy roots
      • Meloidogyne incognita
      • Formation of giant cells, hypertrophy and hyperplasia resulting in galls
  15. Consider the following pests:

    1. Agrotis ipsilon

    2. Microtermes obesi

    3. Spilosoma oblique

    4. Platyedr gossypiella

    Which of these ar polyphagous in nature?

    1. 1 and 4

    2. 1 and 2

    3. 1, 2 and 3

    4. 2, 3 and 4

  16. Consider the following statements: The wide difference between the postharvest and off-ason prices of rice in India is mainly due to lack of

    1. Market information

    2. Availability of consumers

    3. Infrastructur development

    Which of these statements is/are correct?

    1. 1 and 2

    2. 2 only

    3. 3 only

    4. 1 and 3

  17. Consider the following statements:

    1. India ranks second in the world in terms of gross fertilizer consumption

    2. India has the largest area in the world under pulse crop cultivation

    3. In India, agricultur contributes about 33 percent of Gross Domestic Product.

    Which of these statements is/are correct?

    1. 1 and 2

    2. 2 only

    3. 1 and 3

    4. 3 only

  18. The Law of Variable Proportion is generally referred to as the

    1. Law of Absolute Advantage

    2. Law of Equimarginal returns

    3. Law of Diminishing returns

    4. Law of Comparative Advantage

  19. With reference to the principles of economics as applied to agriculture, when marginal product increases, average product

    1. Increases

    2. Increases initially and then decreases

    3. Decreases

    4. remains constant

  20. Consider the following statements:

    1. India is the largest producer of rice in the world.

    2. India is the first countr in the world to have developed hybrid cotton

    3. India's shar in the world trade in spice is around 30 percent.

    Which of these statements is/are correct?

    1. 1 and 2

    2. 2 only

    3. 2 and 3

    4. 3 only

  21. With reference to far planning and optimum resource use, consider the following:

    1. Monopolistic competition

    2. Oligopoly

    3. Perfect competition

    4. Monopoly

    What is the correct arrangement of these markets as per the number of seller in ascending order?

    1. 4, 2, 1, 3

    2. 3, 1, 2, 4

    3. 1, 2, 3, 4

    4. 4, 1, 2, 3

  22. With reference to far planning and optimum resource use efficiency, consider the following:

    1. Cost on manures

    2. rental value of owned land

    3. Interest on value of owned capital assets

    4. Imputed value of family labor

    Which of these ar included in working out cost B2?

    1. 1, 3 and 4

    2. 1, 2 and 3

    3. 2, 3 and 4

    4. 1, 2 and 4

  23. Consider the following statements: With limited amount of fertilizer, allocation of fertilizer to different crops to get maximum profit depends on

    1. Price of product

    2. Marginal physical products of crops

    3. Cost of fertilizer

    4. Average products of crops

    Which of these statements are correct?

    1. 1 and 2

    2. 2 and 3

    3. 1 and 4

    4. 1 and 3

  24. The principle which dictates that the resources should be used not wher they bring the highest average retur but yield the highest marginal returns is called as

    1. Principle of least-st combination

    2. Principle of substitution

    3. Principle of equimarginal return

    4. Principle of optimum combination

  25. Consider the following statements: Diversification of far production helps the farmer in

    1. Stabilizing agricultural prices

    2. Stabilizing far incomes

    3. Stabilizing agricultural production

    Which of these statements are correct?

    1. 1 and 2

    2. 2 and 3

    3. 1 and 3

    4. 1, 2 and 3

  26. Consider the following statements: The economic criteria for measuring managerial ability (in the context of Tools of Far Management Analysis) are

    1. Crop yield index

    2. System index

    3. Net far income

    Which of these statements is/are correct?

    1. 1 only

    2. 2 and 3

    3. 1 and 3

    4. 1, 2 and 3

  27. In the second stage of the classical production function the elasticity of production is

    1. Greater than one

    2. Equal to one

    3. Less than one but greater than zero

    4. Equal to zero

  28. In functional allelopathy

    1. Toxic substances ar released as such from the plant

    2. A precurson is released which is converted into active substances by some micro-ganisms

    3. Ther is no question of release of any toxic substance

    4. release of nitrogen from nodules of legume takes place

  29. Productivity of an intercrop per unit area of ground when compared with that expected from sole crops sown in the same proportion is termed as

    1. Land equivalent ratio

    2. Competitive ratio

    3. Land equivalent coefficient

    4. Crop performance ratio

  30. Water harvesting is defined as

    1. Application of water at the time of harvesting crops like colocasia, tapioca and yam bean

    2. Harvesting deep water from soils by pumping devices

    3. Unit of water consumed per unit biological product of harvested crop

    4. Collecting the excess run-f from rain on the far in ponds and utilizing it later for agriculture