A) sugar
B) glucose
C) antibiotics
D) all of these
Correct Answer: C
Solution :
The chemical compounds which are produced as by-products of cellular metabolism and are not essential for the survival and growth of organisms, which produce them are called secondary metabolites e.g., alkaloids, steroids, tannis, cesins, antibiotic etc. In. plants sugar (starch) is synthesized by the process of photosynthesis. This is transported to all pans of plant for oxidation. Glucose is monomer of carbohydrate. By the oxidation of glucose energy released which used for physical work by animals.
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