NEET AIPMT SOLVED PAPER 1998

  • question_answer
                Which combination of gases is suitable for fruit ripening?                                                 

    A)              80% \[{{C}_{2}}{{H}_{4}}\] and 20% \[C{{O}_{2}}\]                      

    B)                    80% \[C{{O}_{2}}\] and 20% \[C{{H}_{2}}\]

    C)              80% \[C{{H}_{4}}\] and 20% \[C{{O}_{2}}\]                     

    D)              80% \[C{{O}_{2}}\] and 20% \[{{O}_{2}}\]

    Correct Answer: A

    Solution :

                Ethylene is a gaseous hormone which promotes ripening of fruits. Methionine amino acid is precursor molecule for ethylene synthesis. Ethylene synthesis takes place in all parts of a plant such as roots, stem, leaves fruits, seeds etc.


You need to login to perform this action.
You will be redirected in 3 sec spinner