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General Knowledge :: Biology

  1. Reflex actions are controlled by :

  2. A.

     The cells

    B.

     The Spinal Chord

    C.

     The Brain

    D.

     The Nerves

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  3. Which one of the following is not an insect:

  4. A.

     Bed bug

    B.

     House fly

    C.

     Mosquitoes

    D.

     Spider

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  5. Which cell organelles are involved in photosynthesis?

  6. A.

     Chloroplasts

    B.

     Plastids

    C.

     Lipids

    D.

     Plasmids

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  7. It consists of an aqueous ground substance containing a variety of cell organelles and other inclusions such as wastes and storage products.

  8. A.

     Cytoplasm

    B.

     Actoplasm

    C.

     Endoplasm

    D.

     None of the above

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  9. The study of structures of organisms, their cells and their organelles at molecular level is known as

  10. A.

     Molecular biology

    B.

     Environmental biology

    C.

     Microbiology

    D.

     Cell biology

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  11. In plants, chloroplasts are necessary for

  12. A.

     Photosynthesis

    B.

     Storage

    C.

     Cell movement

    D.

     Respiration

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  13. In which of the following organelles does photosynthesis take place?

  14. A.

     Miochondria

    B.

     Chloroplast

    C.

     Central Vacuole

    D.

     Ribosome

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  15. It is a heredity material and contains the genetic information which is passed on from one generation to another.

  16. A.

     RNA

    B.

     DNA

    C.

     Chromosomes

    D.

     Carbohydrates

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  17. Where is the genetic information of the cell stored?

  18. A.

     DNA

    B.

     Cell membrane

    C.

     Nucleus

    D.

     None of the above

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  19. Where does protein synthesis take place in a cell?

  20. A.

     Ribosomes

    B.

     Mitochondria

    C.

     Cytoplasm

    D.

     Nucleus

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