Plant Anatomy and Plant Physiology Model Question Paper

10th Standard

    Reg.No. :
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Science

Time : 01:00:00 Hrs
Total Marks : 50
    5 x 1 = 5
  1. Name the tissue present between the upper and lower epidermis.

    (a)

    Lower epidermis tissue

    (b)

    Pith

    (c)

    Upper epidermis tissue

    (d)

    Mesophyll

  2. The inner mitochondrial membrane gives rise to finger like projections called ____________

    (a)

    oxysomes

    (b)

    matrix

    (c)

    cristae

    (d)

    stalk

  3. Leucoplasts are __________ plastids.

    (a)

    colourless

    (b)

    yellow

    (c)

    orange

    (d)

    red

  4. 4 x 2 = 8
  5. What are grana?

  6. Name the internal factors affecting photosynthesis.

  7. List the functions of mitochondria.

  8. Differentiate external and cellular respiration.

  9. 4 x 4 = 16
  10. Write a note on vascular tissue system.

  11. Draw a transverse section of dicot leaf and label the parts

  12. Describe the structure of mitochondria. Why is it called the "Power house of the cell"?

  13. Can Human beings survive with anaerobic respiration - Justify.

  14. 3 x 7 = 21
  15. Differentiate the following
    a) Monocot root and Dicot root
    b) Aerobic and Anaerobic respiration

  16. How does the light dependent reaction differ from the light independent reaction? What are the end product and reactants in each? Where does each reaction occur within the chloroplast?

  17. The reactions of photosynthesis make up a biochemical pathway.
    A) What are the end and products of light and dark reactions of photosynthesis?
    B) Explain how the biochemical pathway of photosynthesis recycles many of its own reactions and identify the recycled reactants.

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