1.

Match the following and choose the correct combination from the options given `{:(,"Column I",,"Column II",),(A,"Potassium",1,"Constituent of ferredoxin",),(B,"Sulphur",2,"Involved in stomatal movement",),(C,"Molybdenum",3,"Needed in the synthesis of auxin",),(D,"Zinc",4,"Component of nitrogenase",):}`A. a-2,b-1,c-4,d-3B. a-1,b-2,c-3,d-4C. a-3,b-4,c-1,d-2D. a-1,b-3,c-4,d-2

Answer» Correct Answer - A


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