Photosynthesis in Higher Plants

Class 11 · Biology

105 questions43 easy45 medium17 hard

Sample Questions

Q1.During the light reaction, which photosystem functions first?

  • APS I
  • BPS II
  • CBoth function simultaneously
  • DNeither; only cyclic flow occurs

Q2.Which of the following is the chief pigment associated with photosynthesis?

  • AChlorophyll b
  • BXanthophyll
  • CChlorophyll a
  • DCarotenoid

Q3.Which of the following is the correct overall equation of photosynthesis?

  • A6CO2 + 6H2O -> C6H12O6 + 6O2
  • B6CO2 + 12H2O -> C6H12O6 + 6H2O + 6O2
  • C6CO2 + 6H2O -> C6H12O6 + 6H2O + 6O2
  • DCO2 + H2O -> CH2O + O2

Q4.Jan Ingenhousz showed that sunlight is essential for the plant process that purifies air. He demonstrated this by:

  • AUsing radioactive carbon
  • BObserving bubbles from an aquatic plant in bright sunlight but not in dark
  • CSplitting light with a prism
  • DTesting starch in variegated leaves

Q5.The oxygen released during photosynthesis comes from:

  • ACarbon dioxide
  • BWater
  • CBoth CO2 and water
  • DGlucose

Q6.This is a sample question to preview what you'll get in the full practice test...

  • A. Option one
  • B. Option two
  • C. Option three
  • D. Option four
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Concepts Covered

C4 Pathway and Kranz AnatomyCalvin CycleChemiosmotic HypothesisCyclic and Non-cyclic PhotophosphorylationEarly Experiments in PhotosynthesisElectron Transport and Z SchemeFactors Affecting PhotosynthesisIntroduction to PhotosynthesisLight ReactionPhotorespirationPhotosynthetic PigmentsPhotosystems (PS I and PS II)Site of PhotosynthesisSplitting of Water

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