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General Knowledge :: Biology

  1. What is the study of cells called?

  2. A.

     Cellogysm

    B.

     Cytology

    C.

     Cell Biology

    D.

     Both B & C

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  3. Closely stacked flattened sacs (plants only) is called

  4. A.

     Vacuoles

    B.

     Lysosomes

    C.

     Golgi apparatus

    D.

     None of the above

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  5. Which one among the following cell organelles is semi-permeable ?

  6. A.

     Cell membrane

    B.

     Plasma membrane

    C.

     Cell wall

    D.

     Nucleus

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  7. Any foreign object that gains entry into the cell is immediately engulfed by the ________ and is completely broken into simple digestible pieces.

  8. A.

     R.B.Cs

    B.

     Platelets

    C.

     Haemoglobin

    D.

     Lysosomes

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  9. The function of nucleolus is the synthesis of

  10. A.

     DNA

    B.

     M-RNA

    C.

     R-RNA

    D.

     T-RNA

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  11. Biological membranes are composed of

  12. A.

     Phospholipids

    B.

     Proteins

    C.

     Carbohydrate groups

    D.

     All of the above

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  13. Biological membranes are composed of

  14. A.

     40% proteins and 60% lipids

    B.

     50% proteins and 50% lipids

    C.

     70% proteins and 30% lipids

    D.

     60% proteins and 40% lipids

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  15. They are double membrane structures that are commonly oval or disc shaped.

  16. A.

     Ribosomes

    B.

     Lysosomes

    C.

     Nucleus

    D.

     Golgi bodies

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  17. The cell wall of plants is generally made up of cellulose and is differently structured than that of a

  18. A.

     Moss

    B.

     Bacterium

    C.

     Fern

    D.

     Algae

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  19. Which cell feature is responsible for making proteins?

  20. A.

     Chromosomes

    B.

     Nucleus

    C.

     Ribosomes

    D.

     Cytoplasm

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