IF LIGHT IS CUT CO2 SUPPLY IS CONTINUED THEN WHICH OF THE FOLL. SUBSTANCES WILL GET DISAPPEARED FROM PHOTOSYNTHESIZING ALGAL

If light is cut and CO2 is continued, then which of the following substances will get disappeared from photosynthesising algal cell?
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RuBP not RuMB
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RuMB 
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Its PGAL. As light is cut so light reaction will stop and there will be no NADPH2. So 1,3 diPGA can not be converted into PGAL so PGAL will disappear first
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It will combine Carbon dioxide to form intermediates of C3 cycle of carbon fixation .So the correct answer is RUDP
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I don't know sir
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What are you looking for?