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Set 2 of 2 · Questions 31-44 of 44

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NEET Biology · Photosynthesis in Plants · Set 2 (Q31-44)

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  1. 31.
    In a chloroplast the highest number of protons are found in :-
    1. (1)Stroma
    2. (2)Lumen of thylakoids
    3. (3)Inter membrane space
    4. (4)Antennae complex
  2. 32.
    In Hatch and Slack pathway, the primary acceptor is -
    1. (1)Oxaloacetic acid
    2. (2)Phosphoglyceric acid
    3. (3)Phosphoenol pyruvate
    4. (4)RuBisCO
  3. 33.
    plants are more efficient in photosynthesis than plants due to :
    1. (1)Higher leaf area
    2. (2)Presence of larger number of choloplasts in the leaf cells
    3. (3)Presence of thin cuticle
    4. (4)Lower rate of photorespiration
  4. 34.
    In Kranz anatomy, the bundle sheath cells have:
    1. (1)thick walls, many intercellular spaces and few chloroplasts
    2. (2)thin walls, many intercellular spaces and no chloroplasts.
    3. (3)thick walls, no intercellular spaces and large number of chloroplasts.
    4. (4)thin walls, no intercellular spaces and several chloroplasts.
  5. 35.
    What is the role of large bundle sheath cells found around the vascular bundles in plants?
    1. (1)To increase the number of chloroplast for the operation of Calvin cycle
    2. (2)To enable the plant to tolerate high temperature
    3. (3)To protect the vascular tissue from high light intensity
    4. (4)To provide the site for photorespiratory pathway
  6. 36.
    In photosystem-I, the first electron acceptor is :-
    1. (1)Plastocyanin
    2. (2)An iron-sulphur protein
    3. (3)Ferredoxin
    4. (4)Cytochrome
  7. 37.
    The plants are photosynthetically more efficient than plants because :-
    1. (1)The efflux is not prevented
    2. (2)They have more chloroplasts
    3. (3)The compensation point is more
    4. (4) generated during photorespiration is trapped and recycled through PEP carboxylase
  8. 38.
    CAM helps the plants in :-
    1. (1)Conserving water
    2. (2)Secondary growth
    3. (3)Disease resistance
    4. (4)Reproduction
  9. 39.
    CAM helps the plants in
    1. (1)Secondary growth
    2. (2)Disease resistance
    3. (3)Reproduction
    4. (4)Conserving water
  10. 40.
    Chromatophores take part in :
    1. (1)Respiration
    2. (2)Photosynthesis
    3. (3)Growth
    4. (4)Movement
  11. 41.
    Oxygenic photosynthesis occurs in :-
    1. (1)Oscillatoria
    2. (2)Rhodospirillum
    3. (3)Chlorobium
    4. (4)Chromatium
  12. 42.
    When one molecule is fixed as one molecule of triose phosphate, which of the following photochemically made, high energy chemical intermediates are used in the reduction phase?
    1. (1)1 ATP + 1 NADPH
    2. (2)1 ATP + 2 NADPH
    3. (3)2 ATP + 1 NADPH
    4. (4)2 ATP + 2 NADPH
  13. 43.
    In the plastid, the site of dark and light reaction is
    1. (1)Grana and stroma respectively
    2. (2)Grana and matrix respectively
    3. (3)Matrix and grana respectively
    4. (4)Stroma and grana respectively
  14. 44.
    Non-cyclic photophosphorylation results in the formation of
    1. (1)ATP and NADH +
    2. (2)ATP only
    3. (3)ATP and NADPH +
    4. (4)ATP, ADP and NADH +