NEET Sample Paper NEET Sample Test Paper-81

  • question_answer
    Isotopes popularly known to have been used in the study of photosynthesis are

    A)  \[{{P}^{15}}\,and\,\,{{C}^{32}}\]                

    B)  \[{{\operatorname{C}}^{11}}\,and\,\,{{P}^{15}}\]

    C)  \[{{\operatorname{C}}^{14}}\,and\,\,{{O}^{18}}\]                

    D)  \[{{\operatorname{C}}^{16}}\,and\,\,{{N}^{15}}\]

    Correct Answer: C

    Solution :

    Isotope \[{{C}^{14}}\] is used for knowing carbon path and \[{{O}^{18}}\] is used for verified that source of \[{{O}_{2}}\] in photosynthesis is \[{{H}_{2}}O\], not \[C{{O}_{2}}\].


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