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E-PolyLearning

11. In photosynthesis carbon dioxide, light and water are
a. reactants
b. products
c. by-products
d. catalysts
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Answer: (a).reactants

12. There is a chemical link between anabolism and catabolism in form of
a. ADP
b. ATP
c. ATT
d. ASP
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Answer: (b).ATP

13. Wave-length of a visible light ranges between
a. 360-678
b. 380-750
c. 280-670
d. 380-700`
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Answer: (b).380-750

14. Molecule of chlorophyll is composed of
a. hydrophyllic head
b. tail
c. Both a and b
d. hydrophillc joint
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Answer: (c).Both a and b

15. Smallest particles of light are called
a. dust
b. protons
c. photons
d. positrons
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Answer: (c).photons

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