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Assertion :- Photosynthesis is the uphil...

Assertion :- Photosynthesis is the uphill process, while respiration is the down hill process.
Reason :- In photosynthesis `CO_(2)` (weak `e^(–)` accep- tor) and in respiration `O_(2)` (strong e-acceptor) are used as substrate.

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

If both assertion and reason are true but reason is not the correct explanation of assertion.

C

If assertion is true but reason is false.

D

If both assertion and reason are false.

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The correct Answer is:
A
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MOTION-PHOTOSYNTHESIS IN HIGHER PLANTS-Exercise - 4 (ASSERTION & REASON QUESTIONS)
  1. Assertion :- Photosynthesis is a physico-chemical process Reason :- ...

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  2. Assertion :- In photosynthesis there is synthesis of glucose but it is...

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  3. Assertion :- Photosynthesis is the uphill process, while respiration i...

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  4. Assertion :- Biosynthetic phase of photosynthesis is known as dark rea...

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  5. Assertion :- Presence of accessory pigments enhances rate of photosynt...

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  6. Assertion :- Excitement of electron from PS to first e-acceptor is uph...

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  7. Assertion :- The whole scheme of transfer of elec- trons strarting fro...

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  8. Assertion :- Both PS-I and PS-II are located on stroma thylakoid membr...

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  9. Assertion :- In Stroma lamellae cyclic photophosphorylation is the onl...

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  10. Assertion :- Energy is not required to pump protons from stroma to lum...

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  11. Assertion:- Biosynthetic phase of photosynthesis is also termed as dar...

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  12. Assertion :- In all photosynthetic plants first fixa- tion product dur...

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  13. Assertion :- Carboxylation is the most crucial step of the Calvin cycl...

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  14. Assertion :- To make one molecule of glucose 6 turns of Calvin cycle a...

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  15. Assertion :- C(4) pathway can not effectively work at low temperature ...

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  16. Assertion :- C(4) plants can tolerate high light intensities. Reason...

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  17. Assertion :- In C(4) plants there is no photorespiration Reason :- I...

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  18. Assertion :- C(4) plants show greater productivity of biomass. Reaso...

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  19. Assertion :- C(4) plants can perform better phtosynthesis even in low ...

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  20. Assertion :- In mesophyll cells of C(4) plants there is no sugar forma...

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