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Which of the following statements regard...

Which of the following statements regarding cyclic flow of electrons during light reactions is false ?

A

This process takes palce in the stromal lamellae

B

ATP synthesis takes place

C

`NADPH+H^(+)` is synthesised

D

PS-II, is not involved in the process

Text Solution

Verified by Experts

The correct Answer is:
D

Cyclic flow of light eaction is the process of photosynthesis , in which light of wavelength more than 680 nm (i.e.around 100nm) is required . It takes place in the stroma lamellae of the chloroplast. During cyclic photophosphorylation, synthesis of ATP takes place (i.e. not `NADPH+H^+`) because the stroma lamellae does not possess enzyme NADP reductase due to which the excited electrons in the cyclic flow do not pass onto NADP instead they get back to the PS-I complex only.
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ARIHANT NEET-PHOTOSYNTHESIS IN HIGHERF PLANTS -Chapter Exercies (C Medical entrances Gallery ) (Collection of questions asked in NEET & Various Medical Entrance Exams )
  1. Find out the mismatched pair .

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  2. C4- plants have bundle sheath cells which possess

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  3. Which of the following statements regarding cyclic flow of electrons d...

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  4. The products of light reaction are

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  5. Photosynthetically active radiation (PAR) represents the following ran...

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  6. Gross primary productivity is the rate of production ofduring photosyn...

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  7. Synthesis of one glucose molecule requires- reduced NADP molecules

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  8. Enzymes required for photophosphorylation are located in ......... Of ...

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  9. C4 -photosynthetic system is present in plants which are formed in

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  10. Which element plays a vital role in splitting of water to liberate oxy...

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  11. In C4 -plants , the first stable poduct of photosynthesis during the ,...

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  12. In C(4)-plants, the carbon dioxide fixation occurs in

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  13. CAM pathway is observed in

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  14. In C4) pathway, CO(2) fixation in mesophyll cells is carried out by th...

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  15. Which one of the following statements about the events of non-cyclic p...

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  16. Photosynthesis bacteria have

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  17. Cyclic photosphorylation links to

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  18. The correct sequence of cell organelles during photores piration is

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  19. Kranz anatomy is typical of

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  20. The essential element needed for water splitting in photosynthesis lea...

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