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What is Photosynthesis? - Quiz
Contributed by: Flynn
  • 1. What is the primary purpose of photosynthesis?
A) To produce carbon dioxide.
B) To convert light energy into chemical energy.
C) To generate heat energy.
D) To absorb nutrients from soil.
  • 2. What pigment is primarily responsible for capturing light energy in plants?
A) Chlorophyll.
B) Xanthophyll.
C) Melanin.
D) Carotene.
  • 3. What is the light-dependent reaction of photosynthesis primarily concerned with?
A) Oxygen production only.
B) Synthesis of glucose.
C) Water absorption.
D) Converting light into chemical energy.
  • 4. Where in the chloroplast does the Calvin cycle take place?
A) Stroma.
B) Outer membrane.
C) Thylakoid membrane.
D) Inner membrane.
  • 5. Which energy source drives photosynthesis?
A) Heat.
B) Sunlight.
C) Electricity.
D) Nuclear energy.
  • 6. What is the role of water in photosynthesis?
A) To transport nutrients.
B) To produce glucose directly.
C) To provide electrons and protons.
D) To absorb sunlight.
  • 7. Photosynthesis occurs in which two main stages?
A) Glycolysis and Krebs cycle.
B) Light-dependent reactions and Calvin cycle.
C) Cellular respiration and fermentation.
D) Dark reactions and aerobic respiration.
  • 8. Which molecule is a primary energy carrier produced in photosynthesis?
A) ADP.
B) ATP.
C) GTP.
D) NADH.
  • 9. Which process do plants use to create glucose from carbon dioxide and water?
A) Digestion.
B) Respiration.
C) Transpiration.
D) Photosynthesis.
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