6. | Yellowing of plants is due to absence of |
a. | calcium |
b. | chlorophyll |
c. | magnesium |
d. | nitrogen |
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Answer: (c).magnesium
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7. | Tail attached to pyrrole ring is called |
a. | porpyrin |
b. | tail |
c. | phytol |
d. | nostale |
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Answer: (c).phytol
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8. | Chlorophyll (a) has ability to absorb wave length of light |
a. | blue-red |
b. | blue-green |
c. | yellow green |
d. | yellow blue |
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Answer: (b).blue-green
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9. | Oxygen which is released during process of photosynthesis comes from |
a. | hydrogen |
b. | leaves |
c. | water |
d. | oxygen |
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Answer: (c).water
|
10. | Phases of Calvin cycle involves |
a. | carbon fixation |
b. | reduction |
c. | regeneration |
d. | All of the Above |
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Answer: (d).All of the Above
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