Pharmacognosy-1 available questions for Comilla University: [CoU-2021, CoU-2020]
Pharmacognosy-2 available questions for Comilla University: [CoU-2020, CoU-2018]
[If you have any semester final exam questions for this course, please send them to this WhatsApp number: 01325972889. I will upload them to the database.]
[CoU-2021] Pharmacognosy-1
What is Pharmacognosy? Describe the scope and historical development of it.
illustrate on the morphological parts of plants.
Describe the structure and function of mitochondria.
What is crud drug? State its classification.
What do you mean by drug adulteration? How drug adulteration occurs?
Illustrate the evaluation process of crude drugs.
What is extraction? Narrate different types of extraction methods.
What is chromatography? Narrate the types of chromatography based on mechanism of separation.
What do you mean by comparative phytochemistry? Discuss on it.
What is lipid? Write down the classification of lipid.
Write a note on castor oil.
Write down the chemical constituents and uses of cod liver oil and shark liver oil.
Define carbohydrate and discuss on the types of it.
Write on source, collection and application of sucrose.
Give the chemical constituents of tragacanth and acacia.
What is indigenous medicines? Give the importance of it.
Write down the source and chemical constituents of punarnava and vashaka.
Give the application of amla and bohera.
Write a note on haritoki.
Give the chemical structure of (i) beta amyrin (ii) gallic acid (iii) manitol (iv) chebulic acid.
Mention the chemical composition of tulsi and uses of neem.
What is surgical dressing? Describe on various types of surgical dressing.
Write on standard dressing.
Give the biological source and chemical constituents of cotton.
[CoU-2020] Pharmacognosy-1
What do you mean by pharmacognosy? Illustrate its importance in pharmacy.
What is crude drug? State its classification.
Write on: (i) Pharmacopoeia (ii) Pharmaceutical codex
What is extraction? Narrate various methods of extraction.
Give the principle, procedure and uses of column chromatography.
Define: (i) HPLC (ii) TLC.
What do you mean by traditional drugs? Illustrate the significance of it in the modern pharmacy.
Give the source and chemical constituents of Arjuna.
Write the uses of (i) Vashaka (ii) Neem
What is carbohydrate? Classify it on the basis of reducing properties.
State the distribution and pharmaceutical uses of starch and cellulose.
Give the source, collection and pharmaceutical uses of sucrose.
State the properties of lipid.
Give the source and chemical constituents of (1) castor oil (i) Inseed oil
Write on collection and uses of (i) olive oil (ii) peanut oil.
What is lipid? What are the differences between fixed oil and volatile oil?
State the properties of lipid.
Describe the collection and separation of Cod Liver oil.
Write the chemistry and uses of wax.
What is surgical dressing? Classify surgical dressing and describe them.
What are suture and ligatures? Give a narrative description of absorbable, synthetic and non-absorbable sutures.
How will you test vegetable fibers?
Write on any three from the followings:
(i) Garlic
(ii) Haritaki
(iii) Shark Liver oil
(iv) Dextrose
(v) Chemotaxonomy
[CoU-2021] Pharmacognosy-2
Describe the biological source, chemical constituents and uses of digitalis.
What do you mean by glycosides? Classify glycosides based on the chemical nature of aglycone.
Give a pharmacognostic account of senna.
What are saponin glycosides? Give official source and chemical constituents of aloe
Describe the biosynthesis of saponin glycosides.
Write official sources, chemical constituents and uses of the rhubarb.
Write basic ring structure of Isoquinoline, Quinoline, Purine and Indole.
Give the pathway of tryptophan biosynthesis.
Mention the chemical constituents of cinchona and pilocarpine.
Write biological source, chemical constituents, chemical tests and uses on the following alkaloid containing drugs (any two)
i)Belladon
ii)Opium
iii)Catharanthus
Define resins. Write the biosynthesis of resin components.
Give the sources, chemical constituents and uses of following resins containing drugs:
i)Tolu balsam
ii)Ginger
What are essential oils? How are they isolated from plant?
Give the chemistry of volatile oils.
Write official source, chemical constituents and uses of Coriander.
Write chemical constituents and uses of the following crude drugs (any two)
I. Podophyllum
II. Fennel
III Cannabis
Describe sources, macroscopic characters, chemical constituents, chemical test and uses of Clove.
Define natural pesticides:
What are contact poisons? Describe natural contact insecticides for pest control.
Write down the official source, chemical constituents and uses of Pyrethrum flower and Datura.
[CoU-2020] Pharmacognosy-2
Write down various extraction process of volatile oil.
Describe the SAR (structure activity relationship) of central acting analgesics.
Write down the botanical source and structure of the following:
(i) Pilocarpine (ii) Cephaline.
Write down the physicochemical properties of glycosides.
Classify glycosides with example based on their therapeutic class.
Write down the botanical name, constituents and use of Foxglove.
Write down the sources, chemical constituents and uses of Glycyrrhiza.
Write down the sources, chemical constituents and uses of saffron.
Show the biosynthesis of hyoscyamine.
Define volatile oil? Why volatile oil is also called essential oil?
What are the different forms of alkaloids?
Classify alkaloids. What are the functions of alkaloids in plants?
Write down the sources, chemical constituents and uses of Gingseng.
Define Poison. Describe different phytotoxins.
Describe concrete, pomade, resinoids and spice.
Write down the toxic symptoms and toxicity treatment of Stramonium.
Show the biosynthetic pathway of aliphatic terpenes,
Describe source, constituents and uses of Tolu and Peru Balsams.
Write down the structures of the following:
(i) Vanillin (ii) Morphine (iii) Cocaine (iv) Quinine.
Give the sources and constituents of Camphor, Cinnamon oil, Peppermint and Rosemary oil.
Describe the sources, uses and constituents of Ipecac.
Describe chemical properties of alkaloids.
Give the preparative process and chemical constituents of Turpentine oil.
Write down the source, constituents and uses of Coriander oil.
[CoU-2018] Pharmacognosy-2
List the characteristics and functions of alkaloids.
How can you synthesize tropane alkaloids?
Mention the biological source, geographical source, constituents & uses of Vinca
Depict the process of extraction of alkaloids.
How can you detect purine alkaloids?
Briefly describe the chemistry of alkaloids.
Chemical classification of glycosides doesn't depend on hydrolysis-why?
Classify glycosides with example on the basis of chemistry of aglycone.
List the sources of cardiac glycosides.
Differentiate between Digitalis and Digitalis lanata.
Mention the source, constituents and uses of strophanthus.
List the properties of resins. Mention their uses.
Briefly describe the chemical constituents of resins. Summarize the phytochemical aspects of five resin containing plants.
Differentiate between fixed oils and volatile oils.
Schematically show the biosynthesis of terpenes via mevalonate pathway.
Name the method for isolation of volatile oils. Describe any one of them.
Define herbs. List the uses of garlic, onion and alfa alfa.
What is gingko and ginseng? Mention their traditional uses and side effects if any.
Mention the nutritional value and uses of honey
Write the Bontrager's test for anthraquinone glycosides.
Describe the biosynthesis of cyanophore glycosides.
Write official sources, chemical constituents and uses of the following glycosides-
(i) Aloe
(ii) Senna
Define resins. Write a short note on oleoresins.
How can you get pharmaceutic resins? Discuss the biosynthesis of resin components.
What are the chemical components of following resin producing plants?
i. Cannabis ii. Capsicum iii. Ginger iv. Tolu Balsam
0 Comments