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Bio - Botany - Respiration Model Question Paper

11th Standard

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Biology

Time : 02:00:00 Hrs
Total Marks : 50
    5 x 1 = 5
  1. The number of ATP molecules formed by complete oxidation of one molecule of pyruvic acid is _______.

    (a)

    12

    (b)

    13

    (c)

    14

    (d)

    15

  2. The compound which links glycolysis and Krebs cycle is _______.

    (a)

    Succinic acid

    (b)

    Pyruvic acid

    (c)

    Acetyl CoA

    (d)

    Citric acid

  3. In Pulses RQ will be __________

    (a)

    One

    (b)

    less than one

    (c)

    more than one

    (d)

    zero

  4. Succinate dehydrogenase enzyme is found in mitochondrial __________

    (a)

    inner membrane

    (b)

    outer membrane

    (c)

    matrix

    (d)

    all the above

  5. The number of O2 molecules required for breaking down of one molecule of glucose forglycolysis _________

    (a)

    2

    (b)

    4

    (c)

    5

    (d)

    6

  6. 6 x 2 = 12
  7. Respiratory quotient is zero in succulent plants. Why?

  8. Draw the structure of energy currency of cell.

  9. How did Blackman classify respiration?

  10. What is EMP Pathway?

  11. What does 'climacteric' refer to?

  12. What is Respiratory quotient?

  13. 6 x 3 = 18
  14. What are enzymes involved in phosphorylation and dephosphorylation reactions in EMP pathways?

  15. What is compensation point?

  16. What is the significance of RQ?

  17. What is Enolation?

  18. What is the significance of Kreb's cycle?

  19. Write the importance of direct oxidative pathway.

  20. 3 x 5 = 15
  21. Explain the reactions taking place in mitochondrial inner membrane.

  22. What is the name of alternate way of glucose breakdown? Explain the process involved in it?

  23. Differentiate aerobic respiration from anaerobic respiration.

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