
Give the name of a secondary metabolite with its plant source.
Important Questions on Biomolecules





Study the given statements and select the correct option?
(i) Carbohydrates, proteins, nucleic acids and lipids are primary metabolites
(ii) Alkaloids, flavonoids, rubber etc; are secondary metabolites
(iii) Linoleic, linolenic and palmitic acids are the three essential fatty acids


Identify ‘A’ in the chart given below:
Product | Plant | |
(1) | Nicotine | Nicotiana tabacum |
(2) | Vincristin, Vinblastin | 'A' |












Medicines are either man-made (i.e., synthetic) or obtained from living organisms like plants, bacteria, animals etc., and hence the latter are called natural products. Sometimes natural products are chemically altered by man to reduce toxicity or side effects. Write against the given drug whether it is initially obtained as a natural product or as a synthetic chemical. Fill in the blank with the correct option given within the brackets:
'Sulfonamide' _____ (Synthetic chemical/ Natural product).

