Mineral Nutrition Question 18

18. The major role of minor elements inside living organisms is to act as

(a) binder of cell structure

(b) co-factors of enzymes

(c) building blocks of important amino acids

(d) constituent of hormones

Show Answer

Answer : b

Hints & Solution

(b) Minor elements are those which are required by plants in very small amounts. These elements have a significant role in enzyme activities (zinc activates carboxylases, carbonic anhydrase and various dehydrogenases).