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General Knowledge :: Agriculture and Soil

  1. The composition of laterite soil in higher areas is

  2. A.

     Alkaline

    B.

     Saline

    C.

     Acidic

    D.

     Balanced

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  3. Which of the statements given are correct about the soils of India :
    1. High temperature during most of the year retards formation of humus
    2. Soils which have humus require regular application of chemical fertilizers to remove nitrogen deficiency
    3. Titanium salts in basalt impart black, colour to the soils of the Indian plateau
    4. Red soils are confined to the peripheral areas of the Indian plateau

  4. A.

     1 and 2

    B.

     1, 3 and 4

    C.

     2 and 3

    D.

     2 and 4

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  5. Soil erosion in desert area can be prevented

  6. A.

     By strip ploughing

    B.

     By using manure

    C.

     By forestation

    D.

     By shifting cultivation

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  7. Which of the following states has very little alluvial soil?

  8. A.

     Bihar

    B.

     Madhya Pradesh

    C.

     Tamil Nadu

    D.

     Punjab

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  9. Which is the chief characteristic of the soil of the Indo-Gangetic plain?

  10. A.

     It is derived from Himalayan rocks

    B.

     It is rich in humus

    C.

     It is formed of peninsular rocks

    D.

     It is derived from local rocks

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  11. Which of the following is the most important factor in soil formation?

  12. A.

     Relief

    B.

     Climate

    C.

     Natural vegetation

    D.

     Rock cover

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  13. Soil factors are also known as

  14. A.

     Biological factors

    B.

     Geo Morphological factors

    C.

     Ecological factors

    D.

     Edaphic factors

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  15. The largest and the most important soil group of India contributing to the country's major agricultural production is

  16. A.

     Laterite

    B.

     Alluvial

    C.

     Red

    D.

     Peat

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  17. The Red soils develop a reddish colour due to ________

  18. A.

     Deforestation and over-grazing

    B.

     The presence of potash and magnesia

    C.

     Tropical monsoonal climate

    D.

     A wide diffusion of iron in ancient crystalline and metamorphic rocks

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  19. The Laterite soil is found in which of the following state?

  20. A.

     Kerala

    B.

     Uttar Pradesh

    C.

     Rajasthan

    D.

     Jammu and Kashmir

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