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Term 2 Cell Biology One Mark Questions with Answer

7th Standard EM

    Reg.No. :
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Science

Time : 00:30:00 Hrs
Total Marks : 21
    5 x 1 = 5
  1. Basis unit of life.

    (a)

    Cell

    (b)

    Protoplasm

    (c)

    Cellulose

    (d)

    Nucleus

  2. I am the outer most layer of an animal cell. Who am I?

    (a)

    Cell wall

    (b)

    Nucleus

    (c)

    Cell membrane

    (d)

    Nuclear membrane

  3. Which part of the cell is called the brain of the cell?

    (a)

    Lysosome

    (b)

    Ribosome

    (c)

    Mitochondria

    (d)

    Nucleus

  4. _______ helps in cell division

    (a)

    Endoplasmic reticulum

    (b)

    Golgi complex

    (c)

    Cnetrivole

    (d)

    Nucleus

  5. Suitable term for the various components of cell is__

    (a)

    Tissue

    (b)

    Nucleus

    (c)

    Cell

    (d)

    Cell organelle

  6. 5 x 1 = 5
  7. The jelly like substance present in the cell is called _____

    ()

    cytosol.

  8. I convert the Sun’s energy into food for the plant. Who am I? ____

    ()

    chloroplast.

  9. Mature Red blood cell do not contain a ____.

    ()

    nucleus

  10. Unicellular organisms can only be seen under a _____.

    ()

    microscope.

  11. Cytoplasm plus nucleoplasm is equal to___.

    ()

    protoplasm.

  12. 6 x 1 = 6
  13. Animal cells have a cell wall.

    (a) True
    (b) False
  14. Salmonella is a unicellular bacteria.

    (a) True
    (b) False
  15. Cell membrane is fully permeable

    (a) True
    (b) False
  16. Only plant cells have chloroplasts.

    (a) True
    (b) False
  17. Human stomach is an organ.

    (a) True
    (b) False
  18. Ribosomes are small organelles with a membrane.

    (a) True
    (b) False
  19. 5 x 1 = 5
  20. Transporting channel

  21. (1)

    Lysosome

  22. Suicidal bag

  23. (2)

    Nucleus

  24. Control room

  25. (3)

    Endoplasmic reticulum

  26. Power house

  27. (4)

    Chloroplast

  28. Food producer

  29. (5)

    Mitochondria

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