Pharmacognosy-V — Summer 2022

Enumerate types of secondary metabolites and classify different biogenetic pathways of plants and their respective phyto-constituents in detail.

Explain in detail how tropane alkaloids are biosynthesized.

Draw a detailed acetate mevalonate pathway and draw genesis of menthol or carotenoids from it.

Write in detail about definition, types, preparation, storage, legal aspects and applications of allergenic extracts.

Enumerate poisonous plants, their toxic constituents and their identification tests.

Write a brief note on fungal toxins.

Define Photo dynamic agents and explain in detail about Photo dynamic therapy for cancer.

Draw a well labeled bio-genetic pathway of omega 3 fatty acid.

Draw a well labeled bio-genetic pathway of Ephedrine.

Write detailed difference between; 1. probiotics and prebiotics 2. Poly unsaturated fatty acids and Ώ-3 fatty acids

Write about need of natural insecticides over synthetic pesticides and write about any two major natural insecticides.

Define nutraceuticals and write in detail about role of different anti-oxidants as nutraceuticals.

Give definition of Cosmetics and cosmeceuticals. Give classification of cosmetic products. Write potential of herbal cosmetics over synthetic cosmetics with examples.

Define sweetening Index. Write a note on Plant sweeteners.

Write a note on anti-ageing natural cosmeceuticals. Q. 6 (a) Write detailed difference between; 1. Ghrita and Taila 2. Arishta and Bhasma

Classify different ayurvedic preparations with examples. Write about churna formulation with evaluation parameters.

Write in detail about principles and holistic concepts of Ayurveda system of medicines.

Write about Shankhpushpi as a controversial drug, its sources, morphology, major constituents and pharmacological uses.

Write source of the following drugs; 1. Shirish 2. Galo 3. Kalijiri 4. Dhatakipushp 5. Nagod

Write a note on Shilajit – a rasayana drug.