Consider the following statements (A) The portion of the spectrum between 500nm and 800 nm is also referred to as photosynthetically active radiation (PAR) (B) Magnesium, calcium and chloride ions play prominet roles in the photolysis of water (C) In cyclic photopphosphorylation, oxygen is not released (as there is no photolysis of water) and NADPH is also not producedA. I is true , but II and III is falseB. I and II are false , but III is trueC. II is true, but I and III are falseD. I and II are true , but III is false

Consider the following statements (A) The portion of the spectrum betw

1.	Consider the following statements (A) The portion of the spectrum between 500nm and 800 nm is also referred to as photosynthetically active radiation (PAR) (B) Magnesium, calcium and chloride ions play prominet roles in the photolysis of water (C) In cyclic photopphosphorylation, oxygen is not released (as there is no photolysis of water) and NADPH is also not producedA. I is true , but II and III is falseB. I and II are false , but III is trueC. II is true, but I and III are falseD. I and II are true , but III is false
Answer» Correct Answer - C

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The role of chlorophyll in photosynthesis isA. Absorption of `CO_(2)`B. Absorpiton of lightC. Absorption of light and photochemical decomposition of waterD. Absorption of water
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Photorepiration producesA. sugar but not ATPB. ATP but no sugarC. Both ATP and sugarD. Neither ATP nor sugar
Study the following statements. (i) Red light falling in the ragne of wavelength 660-760nm is the most effective for photosynthesis. (ii) Green light falling in the range of wavelength 500-580 nm is the least effective for photosynthesis. (iii) Chl a,chl b carotenses and xanthophylls are soluble in organic solvents. (iv) Phycobilins (phycocyanin, allophycocynin and phycoerythrin) are soluble in water Which of the above statements is/are incorrect?A. ii and iiiB. iii and ivC. i onlyD. None of these

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