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BCECE Medical BCECE Medical Solved Papers-2006

  • question_answer
    A students sets up an experiment on photosynthesis as follow : He takes soda water in a glass tumbler and add a chlorophyll extracts into the contents and keeps the tumbler exposed sunlight hoping that he has provided necessary ingredient for photosynthesis to proceed (viz. \[C{{O}_{2}},\,{{H}_{2}}O\], chlorophyll and light). What do you think what will happen after, say few hours of exposure of light?

    A)  Photosynthesis will take place and glucose will produced

    B)  Photosynthesis will take place and starch will be produced which will turn the mixture turbid

    C)  Photosynthesis will not take place because\[C{{O}_{2}}\] dissolved in soda water escapes into the atmosphere

    D)  Photosynthesis will not take place because intact chloroplasts are needed for the process

    Correct Answer: D

    Solution :

    Photosynthesis is a process in which green plants manufacture their own food with help of \[C{{O}_{2}},\,\,{{H}_{2}}O\] in presence so sunlight and it takes place in chloroplast. In the above question no photosynthesis takes place because the chloroplast is not intact.


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