All questions carry equal marks. 

1. Define he following :—
(a) Pharmacognosy.
(b) Active principles.
(c) Exotic plants.
(d) Prescription writing.
(e) Pharmacopoeia. 

2. Write common names, parts used, class of mother tincture (old methods) and active principles of (i) Aconite Nap; (ii) China; (iii) Digitalis; (iv) Opium; and (v) Nux Vomica. 

3. What is Potentisation ? Give the salient features of Centesimal and Decimal scales of potencies. Describe briefly different methods of potentisation. 

4. Write short notes on
(i) Act regulating the manufacture, storage sales and transportation of Homoeopathic remedies.
(ii) Drug Inspector.
(iii) Proof strength of Alcohol.
(iv) Properties of Sugar of milk.
(v) Drug proving. 

5. What is fluxion potency ? How will you convert Calcarea Carb 3C to liquid potency?