Pharmacognosy and Phytochemistry II Multiple Choice Questions
1. Dragendroff’s reagent does not give a positive test with
A. Morphine
B. Codeine
C. Caffeine
D. Emetine
2. Precursor for the biosynthesis of tropane alkaloids is
A. Ornithine
B. Tyrosine
C. Leucine
D. Lysine
3. Which test is performed for the identification of purine alkaloids
A. Vitali-Morin test
B. Van-urk’s reagent
C. Murexide test
D. Bortrager test
4. Mevalonic acid pathway is also known as ..
A.HMG CoA Reductase pathway
B. Acetate-Mevalonate pathway
C. Isoprenoidal pathway
D. All of the above
5. Wagner test is used to detect the presence of
A.Steroids
B. Alkaloids
C. Terpenes
D. Glycosides
6.One of the following general charateristics is not true for alkaloids.
A. Nitrogen in the hetrocyclic nucleus
B. pKas less than 7
C. Good solubility in organic solvents
D. Opticaly active
7.In case of Rauwolfia which part of the plant used as medicine
A. Stem
B. Roots
C. Leaves
D. Seeds
8.Which types of stomata are present in catharanthus leaf
A. Paracytic
B. Dicytic
C. Anisocytic
D. Animocytic
9.Synonyms of Opium is
A. Kas-kas
B. Raw opium
C. White poppy
D. all of the above
10. Alkaloids derived from tyrosine
A. Papaverine
B. Ergot
C. Tropane
D. Anabasine
11. Lysine acts as a precursor for
A. Anabasine
B. Morphine
C. Papaverine
D. Purine
12.Flavonoids are biosynthetically derived from
A. Shikimic acid pathway
B. Mevolonic acid pathway
C. Acetate pathway
D. None of the above
13. Steroidal saponins are biosynthesized via
A. Shikimic acid pathway
B. Mevalonic acid pathway
C. Aceto-Acetate pathway
D. Calvin’s cycle
14. Pyrrole and pyridine ring is present in
A. Aropine
B. Vinblastine
C. Digitoxine
D. Quinidine
15. Aloin from aloe contain which type of glycoside
A. S-glycoside
B. N-glycoside
C. O-glycoside
D. C-glycoside
16. Saponin glycoside shows one of the following property
A. Laxative
B. Astringent
C. Foaming
D. Anticonvulsant
17. Glycoresine is made up of
A. Resins &sugar
B. Resin & volatile oil
C. Resin & gum
D. Resin & fixed oil
18. Myrrh contain important acid
A. Comiphoric acid
B. Abietic acid
C. Benzoic acid
D. Acetic acid
19. Ginger contain approximate fiber
A. 2%
B. 3%
C. 4%
D. 5%
20.Glycyrrhiza is a
A. fruit
B. bark
C. flower
D. under ground stolon
21.Example for proto alkaloid
A. Morphine
B. Reserpine
C. Ephedrine
D. None of the above
22.WHICH IS PHOTOSENSITIVE ACTIVE CONSTITUENT
A. Santonine
B. Citral
C. Menthol
D. Rutin
23. Senna leaf belongs to the family
A. Aposyanaceae
B. Leguminosae
C. Rutaceae
D. Rubiaceae
24. Flurimetric analysis is used in estimation of
A. Thymol
B. Sennaside
C. Quinine
D. Morphine
25. Fenchole is important constiotuents of
A. Coriander
B. Fennel
C. Clove
D. Ajwon
26. Clove stalks can be identified in clove buds by the presence of
A. Starch grains
B. Cystollithus
C. Lignified sclereids
D. Acicular crystals of calcium oxalate
27.Foxglove leaves is synyname of
A. Senna
B. Digitalis
C. Vasaka
D. Nux-vomica
28. Which is not an example of oleoresins
A. Myrrh
B. Capsicum
C. Canada balsam
D. Copaiba
29. Condensed tannins are called as
A. Hydrolysable tannins
B. Non-hydrolysable
C. Pseudotannins
D. Prototannins
30. Tannic acid is an antidote in ……poisoning
A. Iodine
B. Cyanide
C. Alkaloids
D. Arsenic
31. Gambier fluorescin test is used for drug
A. Pale catechu
B. Black catechu
C. Ashoka
D. Arjuna
32. Malbar kino is synonyme of
A. Pale catechu
B. Black catechu
C. Ashoka
D. Pterocarpus
33. Pale catechu + vaniline + HCL shows …………colour
A.Blue
B. Red
C. Green
D. Violet
34. Cupraloin test is positive due to presence of
A. Barbaloin
B. Isobarbaloin
C. Aloin A
D. Aloinside B
35. Modified anthraquinone test is positive for drug
A. Aloe
B. Senna
C. Digitalis
D. Senna pod
36. Chotachand is synonyme of
A. Vinca
B. Rauwolfia
C. Nux-vomica
D. Datura
37. Thalleoquin test is used for identification of
A. Atropine
B. Vincristine
C. Quinine
D. Strychinine
38. In condensed tannin ferric chloride test give which colour
A. Blue
B. Red
C. Green
D. Violet
39.Test for cardiac glycosides
A. Legal’s test
B. Baljet’s test
C. Raymond’s test
D. All of the above
40.Himalayan yew is synonyme of
A. Taxus
B. Artemesia
C. Rauwolfia
D. Digitalis
41. Number of isoprene unit present in diterepenes
A. 2
B. 3
C. 4
D. 5
42. In case of ginger which part is used as medicine
A. Stem
B. Rhizomes
C. Leaves
D. Bark
43. Guggul is a……type of resin
A. Oleo-gum-resin
B. Glycoresin
C. Oleo resin
D. None of the above
44. Performing this test we can differentiate pale catechu and black catechu
A. Chorophyll test
B. Ferric chloride test
C. Lime water test
D. Matchstick test
45. Amygdala amara is synonym of
A. Amla
B. Aloe
C. Arjuna
D. Bitter almond
46. Caffeine + tannic acid
A. Red ppt
B. White ppt
C. Black ppt
D. Yellow ppt
47. In case of Eugenia caryophyllus which part of the plant used as medicine
A. Flower bud
B. Seed
C. Fruits
D. Root
48. CORIENDER LEAF contain vit-
A. Vit-A
B. Vit- C
C. Vit- D
D. Vit- E
49. Artemisinin is used as
A. Antimalarial
B. Antidiabetic
C. Analgesic
D. CNS stimulant
50. Caffeine is
A. CNS Stimulant
B. CNS Depressant
C. both a & b
D. none of the above
51.Ma-haung is synonym of
A. Ergot
B. Ephedra
C. Punarnava
D. Ginseng
52. Drug + triturate with water=yellowish brown emulsion
A. Colophony
B. Myrrh
C. Asafoetida
D. Ginger
53. Vinca comes under which alkaloid
A. Tropane
B. Indole
C. Purine
D. Quinolone
54. Yam is synonym of
A. Safed musali
B. Dioscorea
C. Liquorice
D. Strophanthum
55. Which methods of isolation used for perfume manufacturing
A. Eculle
B. Enflurege
C. both
D. none of this