Practice test

Soil of india - 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

    Sutiable soil for cultivation of Rubber, Cinchona and Arecanut?
    1. Red Soil
    2. Alluvial Soil
    3. Black Soil
    4. Laterite Soil
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  2. Question 2

    What is the scientific term for the process of soil formation?
    1. Pedology
    2. Pedogenesis
    3. Lithification
    4. Erosion
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  3. Question 3

    Which of the following is NOT a factor influencing soil formation?
    1. Parent material
    2. Climate
    3. Human activity
    4. Soil texture
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  4. Question 4

    Which soil horizon is known as the topsoil, rich in organic matter?
    1. O Horizon
    2. A Horizon
    3. B Horizon
    4. C Horizon
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  5. Question 5

    Which factor of soil formation is most responsible for the rapid weathering in tropical regions?
    1. Topography
    2. Parent material
    3. Climate
    4. Time
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  6. Question 6

    What is the primary source of parent material for alluvial soils in India?
    1. Volcanic lava
    2. Sediments from rivers
    3. Weathered igneous rocks
    4. Wind-blown sand
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  7. Question 7

    Which soil horizon is characterized by the accumulation of clay and minerals leached from above?
    1. O Horizon
    2. A Horizon
    3. B Horizon
    4. E Horizon
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  8. Question 8

    Which process involves the physical breakdown of rocks into smaller particles during soil formation?
    1. Chemical weathering
    2. Leaching
    3. Humification
    4. Mechanical weathering
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  9. Question 9

    Which factor of soil formation is responsible for the acidic nature of Himalayan soils?
    1. Vegetation
    2. Climate
    3. Parent material
    4. Topography
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  10. Question 10

    What is the primary source of organic matter in the O Horizon?
    1. Weathered rocks
    2. Decomposed plant and animal remains
    3. Leached minerals
    4. Volcanic ash
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  11. Question 11

    Which factor of soil formation is most significant in determining soil thickness on slopes?
    1. Topography
    2. Climate
    3. Time
    4. Parent material
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  12. Question 12

    Which soil horizon is also known as the eluvial zone?
    1. A Horizon
    2. B Horizon
    3. E Horizon
    4. C Horizon
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  13. Question 13

    Which factor of soil formation is most critical for the development of black soil in the Deccan Plateau?
    1. Climate
    2. Parent material
    3. Topography
    4. Vegetation
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  14. Question 14

    What is the primary difference between the A and B horizons in a soil profile?
    1. A is richer in minerals, B is richer in organic matter
    2. A is clayey, B is sandy
    3. A is leached, B is weathered
    4. A is the topsoil, B is the subsoil
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  15. Question 15

    Which soil is also known as ‘Regur Soil’?
    1. Alluvial soil
    2. Black soil
    3. Laterite soil
    4. Red soil
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  16. Question 16

    Which soil type is predominantly found in the Gangatic region of West Bengal?
    1. Laterite soil
    2. Alluvial soil
    3. Black soil
    4. Peaty soil
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  17. Question 17

    Which soil type is most suitable for cotton cultivation in India?
    1. Alluvial soil
    2. Red soil
    3. Black soil
    4. Laterite soil
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  18. Question 18

    Which soil is classified as azonal due to its lack of well-developed horizons?
    1. Black soil
    2. Alluvial soil
    3. Laterite soil
    4. Red soil
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  19. Question 19

    Which soil type is formed under conditions of high temperature and heavy rainfall?
    1. Black soil
    2. Alluvial soil
    3. Laterite soil
    4. Desert soil
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  20. Question 20

    Which soil type is also known as ‘Usara soil’?
    1. Saline soil
    2. Peaty soil
    3. Black soil
    4. Red soil
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