Practice test

Biogeography - Test Set 4

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

    Which of the following factors helps in soil formation?
    1. Climatic factor
    2. Topographic of the region
    3. Time factor
    4. All of these
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  2. Question 2

    A good soil is one which:
    1. allows to percolate the water slowly from it
    2. allow limited amount of water
    3. holds the whole water entering into it
    4. allow to pass water very quickly
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  3. Question 3

    The colour of the soil depends on:
    1. composition
    2. vegetation of that area
    3. drainage system and age
    4. Both A and C
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  4. Question 4

    What is the name given to a hard layer of calcium and magnesium compounds found in the subsurface zone of the calcimorphic soils?
    1. A peaty layer
    2. A peaty layer
    3. A hard pan
    4. A pebble horizon
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  5. Question 5

    Fluviaction is a process of:
    1. Accumulation of hydroxides
    2. Accumulation of colloids
    3. Accumulation of soluble minerals in lower soil layers
    4. Removal of soluble minerals from upper soil layers
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  6. Question 6

    Humus can be best defined as:
    1. fully decomposed organic matter
    2. leaves and twigs of plants
    3. partly decomposed organic matter
    4. living organic matter
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  7. Question 7

    Texture of the soil implies:
    1. colour of the soil
    2. moisture content of soil
    3. particle size
    4. arrangement of particles
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  8. Question 8

    Where is the Gulf of Mannar located?
    1. South of Kanyakumari
    2. East of Tamil Nadu
    3. West of Kerala
    4. West of Gujarat
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  9. Question 9

    The approximate pH value of an acidic soil is:
    1. about 4
    2. about 7
    3. about 10
    4. about 13
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  10. Question 10

    Which of the following term is used for artificially formed soil mass:
    1. Ped
    2. Clod
    3. Pedon
    4. None of these
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  11. Question 11

    Most of the birds in the tundra regions are:
    1. Nocturnal
    2. Hibernating birds
    3. Migratory
    4. Camouflaging birds
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  12. Question 12

    Which one of the following is not a heterotroph ?
    1. Backswimmers
    2. Protozoa
    3. Duckweed
    4. None
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  13. Question 13

    Which one of the following is not a heterotroph ?
    1. Catfish
    2. Duckweed
    3. Backswimmers
    4. Protozoa
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  14. Question 14

    When was CITES convention held ?
    1. 1960
    2. 1970
    3. 1975
    4. 1985
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  15. Question 15

    How much percentage of the Earth’s all water lies in Oceans ?
    1. 98.4%
    2. 94%
    3. 99.4%
    4. 97%
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  16. Question 16

    Which one of the following is a renewable source of energy ?
    1. Natural gas
    2. Geothermal energy
    3. Crude oi
    4. None of the above
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  17. Question 17

    In which one of the following states is Nagarjunasagar sanctuary located ?
    1. Andhra Pradesh
    2. Rajasthan
    3. Orissa
    4. None
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  18. Question 18

    Which one of the following constitute the Primary producers ?
    1. Autotrophs
    2. Herbivores
    3. Carnivores
    4. Omnivores
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  19. Question 19

    If the size of an individual particle in the soil has a diameter of more than 0.05 mm, the soil is known as
    1. Clay
    2. Silt
    3. Loam
    4. Sand
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  20. Question 20

    The Mediterranean Biome is located in which latitudinal zone
    1. 30 degree to 400 N & S
    2. 0 to 200 N
    3. 20 degree to 300 N & S
    4. None
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