8. A hydrilla leaf is placed inside a test tube with limewater solution,
after some time, the water turns cloudy. What does the change in
color of water indicates? It shows the presence of
a. carbon dioxide
b. oxygen
c. light
d. sugar
9. Which of the following factors can affect the rate of
photosynthesis and will ensure good quality and quantity of the
harvest?
a. CO2, light, temperature & water
b. Food, light, CO2 and water
C. Temperature, water, soil & CO2
d. Water, CO2, soil & sunlight
0. Which of the following materials are the final product of light and
dark reactions of photosynthesis?
a carbon dioxide and ATP
c. water and oxygen
b. oxygen and sugar
d. carbon dioxide and water
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Answer:
8.C.Light
9.B.Food,light,C02 and water
10.A.Carbon dioxide and ATP
Explanation:
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