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General Knowledge :: Biology

Biology - Section 1
Biology - section-3
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Biology - section-5
Biology - section-6
Biology - section-7
Biology - section-8
Biology - section-9
Biology - section-10
Biology - section-11
Biology - section-12
Biology - section-13
Biology - section-14
Biology - section-15
Biology - section-16
Biology - section-17
Biology - section-18
Biology - section - 2

  1. out of proteins, lipids and carbohydrates present in a cell membrane, what is true?

    2. A.
    Lipids are maximum
    B.
    Carbohydrates are minimum
    C.
    Carbohydrates are maximum
    D.
    All three are in equal proportion

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  2. Potato is a modified form (outgrowth) of

    3. A.
    root
    B.
    stem
    C.
    fruit
    D.
    leaf

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  3. Of the following taxonomic categories which is the most inclusive (i.e. is the highest in hierarchy)?

    4. A.
    Order
    B.
    Subspecies
    C.
    Class
    D.
    Genus

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  4. Prothrombin which helps in clotting of blood is released by

    5. A.
    lymphocytes
    B.
    erythrocytes
    C.
    monocytes
    D.
    blood platelets

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  5. Myopia is connected with

    6. A.
    ears
    B.
    eyes
    C.
    lungs
    D.
    None of these

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  6. Most of the red, blue and purple colours of plants are due to a pigment called

    7. A.
    anthocyanin
    B.
    carotene
    C.
    chlorophyll
    D.
    xanthophylls

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  7. Plants developing in dry conditions are

    8. A.
    xerophytes
    B.
    mesophytes
    C.
    lithophytes
    D.
    hydrophytes

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  8. Plants growing on sand are called as

    9. A.
    chasmophytes
    B.
    oxylophytes
    C.
    lithophytes
    D.
    psammophytes

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  9. Our skin, when exposed to excess sunlight, becomes dark. This is because our skin pigments called

    10. A.
    flavoxanthin
    B.
    melanin
    C.
    carotene
    D.
    Xanthophyll

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  10. Ramapithecus and Cro-Magnon man are considered

    11. A.
    ancestors of modern man
    B.
    ancestors of monkey
    C.
    ancestors of lion
    D.
    None of the above

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