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).
