MCQ in Pharmacognosy UNIT - 5 (TEST - 4)

 

PHARMACOGNOSY MCQ (TEST - 4)  

MULTIPLE CHOICE QUESTIONS

S. Y. B.PHARM (UNIT-5) SEM-IV 

AS PER PCI SYLLABUS

1. “Aniline chloride test” is performed to detect adulteration of honey with ……

  A) Commercial sugar  
B) Inverted sugar
C) Glucose
D) Cane sugar

... Answer is A)
“Aniline chloride test” is performed to detect adulteration of honey with Commercial sugar. "

2. Reagent used in turbidity method for detection of protein is ……

A) FeCl3
B) Trichloroacetic acid
C) Folin ciocalteau Phenol
D) CuSO4

... Answer is B)
Reagent used in turbidity method for detection of protein is Trichloroacetic acid. .

3. Type-A gelatine has isoionic point ……

A) 9-12
B) 1-4
C) 4-5
D) 7-9

... Answer is D)
Type-A gelatine has isoionic point 7-9.

4. Light colour gelatine is obtained by bleaching in ……

A) Lead acetate
B) SO2
C) H2S
D) H2O2

... Answer is B)
Light colour gelatine is obtained by bleaching in SO2. "

5. Gelatine solution reacts with soda lime and forms ……

A) Yellow precipitate
B) White precipitate
C) Ammonia gas precipitate
D) Gel

... Answer is C)
Gelatine solution reacts with soda lime and forms Ammonia gas precipitate. .

6.Phosphate group present in alpha casein is …… .

A) 8-10
B) 3-7
C) 10-15
D) 6-8

... Answer is A)
Phosphate group present in alpha casein is 8-10. .

7. Activator of Papain is ……

A) Thiol
B) Metal ions
C) Ascorbic acid
D) Cysteine

... Answer is D)
Activator of Papain is Cysteine.

8. Serratia is ……

A) Round shape virus
B) Rod shape virus
C) Round shape bacteria
D) Rod shape bacteria

... Answer is D)
Serratia is Rod shape bacteria.

9. Suitable medium for Serratiopeptidase culture is ……

A) Trypticase soy
B) Yeast
C) Casein
D) Agar broth

... Answer is A)
Suitable medium for Serratiopeptidase culture is Trypticase soy. .

10. Amino acid residue present in Streptokinse is ……

A) 514
B) 214
C) 414
D) 314

... Answer is C)
Amino acid residue present in Streptokinse is 414. "

11. Chemoprotein is an example of ……

A) Conjugated protein
B) Simple protein
C) Derived protein
D) None of these

... Answer is A)
Chemoprotein is an example of Conjugated protein. .

12. Alpha naphthol is a reagent used in ……

A) Xanthoproteic reaction
B) Salkavoski's test
C) Remond's test
D) Sakaguchi's test

... Answer is D)
Alpha naphthol is a reagent used in Sakaguchi's test. .

13. Type-B gelatine has isoionic point ……

A) 1-4
B) 4-5
C) 7-9
D) 9-12

... Answer is B)
Type-B gelatine has isoionic point 4-5. .

14. Moisture content in gelatine is ……

A) 16%
B) 17%
C) 6%
D) 7%

... Answer is A)
Moisture content in gelatine is 16%. .

15. Isoelectric point of Casein is ……

A) 7.6
B) 4.6
C) 3.6
D) 5.6

... Answer is B)
Isoelectric point of Casein is 4.6 . .

16. Isoelectric point of papain is ……

A) 4.7
B) 1.7
C) 8.7
D) 5.7

... Answer is C)
Isoelectric point of papain is 8.7. .

17. Serratiopeptidase is obtained from ……

A) Serratia marcescens
B) S. odoriferae
C) S. plymuthica
D) S. rubidae

... Answer is A)
Serratiopeptidase is obtained from Serratia marcescens. .

18. Maximum enzyme activity of Serratiopeptidase is at ……

A) pH 7
B) pH 5
C) pH 12
D) pH 9

... Answer is D)
Maximum enzyme activity of Serratiopeptidase is at pH 9. .

19. Urokinase has ……

A) 300 residue proteins
B) 411 residue proteins
C) 400 residue proteins
D) 311 residue proteins

... Answer is B)
Urokinase has 411 residue proteins. .

20. Molecular weight of pepsin is ……

A) 30.5 kDa
B) 34.5 kDa
C) 44.5 kDa
D) 25 kDa

... Answer is B)
Molecular weight of pepsin is 34.5 kDa. .