Multiple choice

Match the following plant secondary compounds with their uses and source plants.

Compounds Uses Plant species
P. Guggulusterol 1. Anti-hypertensive i. Lithospermum erythrorhizon
Q. Shikonin 2. Anti-rheumatic ii. Catharanthus roseus
R. Ajmalicine 3. Dye iii. Glycyrrhiza glabra
S. Glycyrrhizin 4. Sweetner iv. Commiphora wightii
5. Anti-tumor v. Swertia chirata
6. Anti-plaque vi. Coptisjaponica

  1. P - 2 - iv, Q - 3 - i, R - 1 - ii, S - 4 - iii

  2. P - 3 - iv, Q - 1 - i, R - 5 - ii, S - 6 - iii

  3. P - 4 - iv, Q - 3 - i, R - 1 - v, S - 2 - vi

  4. P - 4 - iii, Q - 2 - ii, R - 5 - i, S - 6 - iv
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A Correct answer
Explanation

Guggulusterol (P) is from Commiphora wightii (iv) and is anti-rheumatic (2). Shikonin (Q) is from Lithospermum (i) and is a dye (3). Ajmalicine (R) is from Catharanthus (ii) and is anti-hypertensive (1). Glycyrrhizin (S) is from Glycyrrhiza (iii) and is a sweetener (4).

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