The two words on the left side of the sign ‘::’ are related to each other in a certain logic and in the same way, the words on the right side are related to each other. Out of the two words, one is missing. Find the missing one from the given alternatives.
Retinol : vitamin A :: Calciferol : ?
Correct Answer : c ) vitamin DExplanation :
Retinol is the name for the vitamin A. In that way ‘Calciferol’ is the name for the vitamin D.
Vitamin B12 is known as Cyanocobalamin.
Vitamin K is known as Phylloquinone (Vitamin K1).
Vitamin C is known as Ascorbic acid.
Hence, (c) is the correct answer.
Such type of question is asked in various government exams like SSC CGL, SSC MTS, SSC CPO, SSC CHSL, RRB JE, RRB NTPC, RRB GROUP D, RRB OFFICER SCALE-I, etc.