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Calvin cycle

Quiz by Noorul Hasane

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10 questions
Show answers
  • Q1
    Which molecule is the primary acceptor of carbon dioxide in the Calvin cycle?
    PGA
    RuBP
    Ribulose-1,5-bisphosphate
    Phosphoglycerate
    30s
  • Q2
    Which enzyme facilitates the carboxylation of ribulose-1,5-bisphosphate in the Calvin cycle?
    Rubisco
    Hexokinase
    PEP carboxylase
    ATP synthase
    30s
  • Q3
    During which phase of the Calvin cycle is G3P (glyceraldehyde-3-phosphate) produced?
    Reduction
    Regeneration
    Oxidation
    Carbon fixation
    30s
  • Q4
    In the Calvin cycle, which molecule is regenerated to continue the cycle?
    PGA (phosphoglycerate)
    G3P (glyceraldehyde-3-phosphate)
    RuBP (ribulose-1,5-bisphosphate)
    Rubisco
    30s
  • Q5
    In the Calvin cycle, what is the final product that is synthesized?
    Rubisco
    RuBP (ribulose-1,5-bisphosphate)
    G3P (glyceraldehyde-3-phosphate)
    PGA (phosphoglycerate)
    30s
  • Q6
    Which molecule is considered the primary electron acceptor in the Calvin cycle?
    ATP
    NADP+
    ADP
    NADPH
    30s
  • Q7
    What is the initial carbon-fixing molecule in the Calvin cycle?
    O2 (oxygen)
    NADPH
    H2O (water)
    CO2 (carbon dioxide)
    30s
  • Q8
    Which molecule is the primary source of energy for the Calvin cycle?
    NADPH
    G3P (glyceraldehyde-3-phosphate)
    ATP (adenosine triphosphate)
    RuBP (ribulose-1,5-bisphosphate)
    30s
  • Q9
    What is the primary function of the Calvin cycle in photosynthesis?
    To release energy
    To convert carbon dioxide into glucose
    To produce oxygen
    To convert glucose into carbon dioxide
    30s
  • Q10
    In the Calvin cycle, what is the role of RuBP (ribulose-1,5-bisphosphate)?
    Glucose synthesizer
    Light absorbent
    Electron carrier
    Carbon dioxide acceptor
    30s

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