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Photo-oxidation of chlorophyll-a (an ess...

Photo-oxidation of chlorophyll-a (an essential pigment) is prevented by.......... .

A

Xanthophylls

B

carotenoids

C

phycobilins

D

anthocyanin

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CHETANA PUBLICATION-Photosynthesis -Exercise
  1. ..............is the only pigment that can absorb and convert light en...

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  2. Chlorophyll-a molecule can'nt remain in ionised state for more than......

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  3. Photo-oxidation of chlorophyll-a (an essential pigment) is prevented b...

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  4. ...........calcium and chloride ions play an important role in photoly...

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  5. Which of the following is not required for Hill reaction?

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  6. Light reactions occurs in............. .

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  7. In cyclic photophosphorylation, the first electron acceptor is...........

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  8. In non-cyclic photophosphorylation, the electrons released by Ferredox...

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  9. In non-cylclic photophosphorylation, the first electron acceptor is......

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  10. Dark reaction occurs in..................of chloroplast.

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  11. The reduced..............transfers the de-energised electrons to the r...

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  12. PS-I gets the de-energised electron from................ .

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  13. Due to photorespiration, approximately................photosynthetical...

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  14. In dark reaction, the first compound to accept CO2.

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  15. Which of the following is immediately used to produce sugar and then s...

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  16. How many Calvin cycles are required to produce one molecule of glucose...

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  17. How many NADPH2 molecules are required to produce one glucose molecule...

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  18. Which of the following is a photochemical reaction?

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  19. C4 plants show.

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  20. Which of the following enzymes fix CO2 in C4 pathway?

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