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PART - 2 - Unit IV : CH - 11 Photosynthesis in Higher Plants — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYPART - 2 - Unit IV : CH - 11 Photosynthesis in Higher Plants3 Marks
Question
Explain the importance of C4 cycle.
✓

Answer

C4 cycle has the following importance in plants:
(i) This cycle is more productive in C4 plants than in C3 plants, it increase three times more.
(ii) To reduce one molecule of CO2, 5 ATP and 2 molecules of NADP are required.
(iii) They can also use low concentration CO2
(iv) Reduction of CO2 occurs at a rapid rate even at $30-40^{\circ} C$ temperature.
(v) Increases the rate of photosynthesis even when the stomata are less open.
(vi) This also increases the adaptability of C4 plants to high temperature and light.

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