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PHOTOSYNTHESIS MCQs

Total Questions : 22 | Page 2 of 3 pages
Question 11. What two materials are needed for photosynthesis?
  1.    Water and soil.
  2.    Carbon dioxide and water.
  3.    Carbon dioxide and chlorophyll.
  4.    Peanut butter and jelly.
 Discuss Question
Answer: Option B. -> Carbon dioxide and water.
Question 12. What is the food manufacturing process in plants?
  1.    reparation
  2.    glucose
  3.    chlorophyll
  4.    photosynthesis
 Discuss Question
Answer: Option D. -> photosynthesis
Question 13. How does photosynthesis benefit heterotrophs?
  1.    It adds carbon dioxide to the air.
  2.    It creates a source of energy they can eat.
  3.    It creates clean water.
  4.    It eliminates harmful sugars.
 Discuss Question
Answer: Option B. -> It creates a source of energy they can eat.
Question 14. Where does a plant get carbon dioxide from?
  1.    A plant gets carbon dioxide from the soil.
  2.    A plant gets carbon dioxide from the air.
  3.    A plant gets carbon dioxide from the water.
  4.    A plant gets carbon dioxide at the Shell gas station.
 Discuss Question
Answer: Option B. -> A plant gets carbon dioxide from the air.
Question 15. What three things do plants need?
  1.    Water, air, and sunlight.
  2.    Water, soil, and sunlight.
  3.    Water, soil, and air.
  4.    Love, family, and Cheetos.
 Discuss Question
Answer: Option A. -> Water, air, and sunlight.
Question 16. What is the main product of photosynthesis?
  1.    food
  2.    78
  3.    leaves
  4.    chlorophyll
 Discuss Question
Answer: Option A. -> food
Question 17. What is the pigment in chloroplasts that performs photosynthesis?
  1.    Chlorosynthesis
  2.    Chlorophyll
  3.    ADP
  4.    Electron Transport
 Discuss Question
Answer: Option B. -> Chlorophyll
Question 18. What is the ultimate ORIGINAL source of energy for living things
  1.    Sugar
  2.    Sun
  3.    Moon
  4.    Carbon Dioxide
 Discuss Question
Answer: Option B. -> Sun
Question 19. What process occurs when light energy is captured in autotrophs and converted into sugar?
  1.    Photosynthesis
  2.    Cellular Respiration
 Discuss Question
Answer: Option A. -> Photosynthesis
Question 20. Which organisms perform Photosynthesis?
  1.    Only Autotrophs
  2.    Only Heterotrophs
  3.    Autotrophs and Heterotrophs
  4.    All of above
 Discuss Question
Answer: Option A. -> Only Autotrophs

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