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pharmacyPharmacy Exams

Pharmacognosy & Phytochemistry I Important Questions Bank

1. What is Pharmacognosy? Write the history & scope (Development) of Pharmacognosy.

2. Define Herbal & Crude drugs? Describe various sources of crude drugs with examples?

OR

Tissue culture as a source of crude drugs.

OR

Describe in brief Marine source of drugs.

OR

Define the term tissue culture and write its importance in Pharmacognosy.

3. Differentiate followings:
I. Organized drugs & Unorganized drugs
II. Fixed oil & Volatile oil

4. Give defination with examples of following term: Dried latex, gum, Dried Juice,Dried Extracts, oleoresin, oleogum resin, Iodine value , Saponification value, Peroxide value, Acid value, Rancidity index, Palisade ratio, Stomatal index , Vein-islet number, Standardization , Substitution.

5. Discuss Chemical and Pharmacological classification with their merits and demerits, justify your answer with suitable examples. OR Give morphological classification of crude drugs with suitable examples.

6. Define Adulteration of crude drugs. Discuss different types of adultration and adulteratnts with suitable examples.

7. Define evaluation of crude drugs. Discuss Organoleptic/morphological, Microscopic evaluation, Physical, chemical, Biological methods of evaluation. (Any one)

OR

Write a note on quantitative microscopy.

OR

Explain WHO guidelines to evaluate crude drug with emphasis on microbial evaluation, Chromatographic evaluation.

8. Write a note on various factors affecting Cultivation and collection of medicinal Plants.

OR

Enumerate the external factors affecting the quality of crude drugs.

OR

Short note on Plant growth hormones/regulators and their applications.

OR

Write various types of soil & write a note on fertilizers and mannures.

OR

Pest & pest control methods.

9. What care is required to be taken while collecting and processing of different crude drug ?

10. Define Polyploidy, Mutation, and Hybridization with suitable examples?

11. Define Propagation. Write methods of it with advantages and disadvantages.

12. Define Plant tissue culture. Describe general technique and nutrient requirement of it.

13. Explain various types of plant tissue culture.

14. Explain the technique with its applications.

OR

Short note on Hairy root culture

OR

Somatic hybridization

15. Explain in detail about Ayurvedic, Unnani, Chinese, Siddha and Homeopathic system of
medicine.

16. Define tannins. Give classification, properties, general uses & chemical tests of them.

17. Define Alkaloids and Glycoside? Give Classification of them. Give chemical tests for identification of it?

18. Write the pharmacognosy of cotton. OR Describe preparation, chemical constituents, identification tests and uses of absorbent cotton.

19. Define natural allergens and classify it in detail with examples.

20. Define classification and Chemical tests of carbohydrates. Explain Pharmacognosy of
Gum Acacia. (Method of Preparation, Indian Gum)

OR

Differentiate between Gum Acacia & Gum Tragacanth.

21. What is the biological source and method of preparation of honey

OR

Starch? How do
you Test it? What are its uses?

22. Define Lipids. Classify them; write their properties, chemistry, general chemical tests and uses. OR Define and classify enzyme with suitable examples. OR Give the pharmaceutical uses of enzymes.

23. What are the biological sources, chemical constituents and therapeutic Uses of following drugs? Castor oil (Method of Preparation), Bees wax, Hydnocarpus oil , Wool fat

24. Write a note on pepsin and vegetable pepsin (Papain).

25. What is marine Pharmacognogy? Name important anti-inflammatory and anticancer compounds derived from marine sources giving their biological sources and structures.