Question 1

Qualitative test for glycosides includes
A)Raymond's Test
B)Kiddes Reagents Test
C)Tollen's Test
D)All of above

Accepted Answer

All of the mentioned tests (Raymond's Test, Kiddes Reagents Test, Tollen's Test) are qualitative tests used for the detection of glycosides.

Question 2

Borntrager's Test is used for detection of
A)Antrhaquinone glycosides
B)Cardiac glycosides
C)Saponin glycosides
D)Flavone Glycosides

Accepted Answer

Borntrager's test is specifically used for the detection of anthraquinone glycosides. This test involves the hydrolysis of the glycosides to release anthraquinones, which then react with a base to produce a red color, indicating a positive result.

Question 3

Tannins produce deep red color with
A)Potassium ferricyanide + ammonia
B)Ferric chloride + ammonia
C)Potassium ferricyanide + Ferric Chloride
D)Vanillin HCl reagent

Accepted Answer

A

Question 4

Karl Fischer method is used for determination of
A)Boiling Point
B)Moisture content
C)Ash Value
D)Optical rotation

Accepted Answer

The Karl Fischer method is specifically used for determining the moisture content in various substances, including chemicals, foods, and pharmaceuticals. It is a titration method that accurately measures the amount of water in a sample.

Question 5

Biological source of menthol ……………
A)Mentha piperita
B)Mentha Aquatica
C)Mentha spicata
D)All of above

Accepted Answer

Menthol is a compound found in various species of the Mentha genus, including Mentha piperita, Mentha aquatica, and Mentha spicata.

Question 6

Artemisin drug is used against
A)Plasmodium falciparum
B)Plasmodium vivex
C)A & B
D)None

Accepted Answer

The answer of Artemisin drug is used against
A)Plasmodium falciparum
B)Plasmodium vivex
C)A...

Question 7

Artemisin is isolate from the plant
A)Artemisia annua
B)Artemisia aquatica
C)Artemisia indica
D)All of above

Accepted Answer

Artemisinin is isolated from the plant Artemisia annua, also known as sweet wormwood or Qinghao in traditional Chinese medicine. It is a well-known antimalarial compound.

Question 8

Sennosides are
A)Hydroxyantracene glycosides
B)Phenol glycoside
C)Aldehyde glycoside
D)Cyanophoric glycoside

Accepted Answer

Sennosides are hydroxyanthracene glycosides derived from senna plants, which are used as laxatives.

Question 9

Diosgenin can be isolate by
A)Alcoholic Extraction method
B)Acid Hydrolysis Method
C)Fermentation cum acid hydrolysis
D)All of above

Accepted Answer

Diosgenin, a steroidal saponin, can be isolated using various methods including alcoholic extraction, acid hydrolysis, and a combination of fermentation and acid hydrolysis.

Question 10

Rutin is isolated from
A)Ginko biloba
B)Ginko picrata
C)Ginko lanata
D)All of above

Accepted Answer

The answer of Rutin is isolated from
A)Ginko biloba
B)Ginko picrata
C)Ginko lanata
D)All...

Question 11

Atropine is obtained from
A)Atropa belladonna
B)Datura stramonium
C)Hyocyamus niger
D)All of above

Accepted Answer

Atropine is obtained from all of the listed plants: Atropa belladonna, Datura stramonium, and Hyoscyamus niger. These plants are all members of the Solanaceae family and contain atropine as one of their active components.

Question 12

Vitali-Morin reaction is used for identification of
A)Quinine
B)Atropine
C)Morphine
D)Ephedrine

Accepted Answer

The answer of Vitali-Morin reaction is used for identification of
A)Quinine
B)Atropine
C)Morphine
D)Ephedrine...

Question 13

Atropine can be analysed by
A)GC/MC Analysis
B)HPLC Analysis
C)HPTLC Analysis
D)A & B

Accepted Answer

Atropine can be analyzed using both GC/MS (Gas Chromatography/Mass Spectrometry) and HPLC (High-Performance Liquid Chromatography) techniques. These methods are suitable for the separation, identification, and quantification of atropine.

Question 14

Family of Rauwolfia……
A)Apocyanaceae
B)Papaveraceae
C)Gentaceae
D)Solanaceae

Accepted Answer

Rauwolfia belongs to the family Apocyanaceae, which is known for containing plants that often have potent bioactive compounds.

Question 15

Sarpgandha is also known as
A)Indian snakeroot
B)Wintercherry
C)Wild cherry
D)None

Accepted Answer

Sarpgandha is commonly known as Indian snakeroot, which is renowned for its medicinal properties, particularly in lowering blood pressure.

Question 16

……………..is methylxanthin class drug.
A)Caffeine
B)Ephedrine
C)Morphine
D)Quinine

Accepted Answer

Caffeine is a stimulant drug that belongs to the methylxanthine class, which also includes theophylline and theobromine. These compounds are known for their effects on the central nervous system and their ability to relax smooth muscles, among other effects.

Question 17

Caffeine can identify by
A)Murexide test
B)Vitali Morin test
C)Meconic acid test
D)All of above

Accepted Answer

The Murexide test is a chemical test used to identify caffeine and other purine derivatives.

Question 18

Caffeine isobtained form
A)Coffea arabica
B)Coffea liberica
C)Thea sinensis
D)All of above

Accepted Answer

Caffeine is obtained from all of the listed plants: Coffea arabica, Coffea liberica, and Thea sinensis (more commonly known as Camellia sinensis, the tea plant). These plants are known sources of caffeine, which is a central nervous system stimulant.

Question 19

Analysis of caffeine can be done by
A)HPLC
B)UV/Vis Spectrophotometry
C)FTIR Spectrophotometry
D)All of above

Accepted Answer

Caffeine analysis can be performed using various analytical techniques, including High-Performance Liquid Chromatography (HPLC) for separation and quantification, UV/Visible Spectrophotometry for absorption measurement at specific wavelengths, and Fourier Transform Infrared (FTIR) Spectrophotometry for identifying functional groups and molecular structure.

Question 20

Podophyllotoxin is obtained
A)Podophyllum hexandrum
B)Podophyllum emodi
C)Podophyllum pellatum
D)All of above

Accepted Answer

Podophyllotoxin is obtained from all of the listed species: Podophyllum hexandrum, Podophyllum emodi, and Podophyllum peltatum. These plants are known sources of podophyllotoxin, which is used in the synthesis of cancer treatment drugs and for treating other conditions.

Quiz 3: Qualitative Tests and Natural Products

Qualitative test for glycosides includes

Borntrager's Test is used for detection of

Tannins produce deep red color with

Karl Fischer method is used for determination of

Biological source of menthol ……………

Artemisin drug is used against

Artemisin is isolate from the plant

Sennosides are

Diosgenin can be isolate by

Rutin is isolated from

Atropine is obtained from

Vitali-Morin reaction is used for identification of

Atropine can be analysed by

Family of Rauwolfia……

Sarpgandha is also known as

……………..is methylxanthin class drug.

Caffeine can identify by

Caffeine isobtained form

Analysis of caffeine can be done by

Podophyllotoxin is obtained