Microbiology Quiz Solved. Recent BT102 Quiz 1 Solution for Help in Studies
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BT102 QUIZ 1 SOLVED
1. Flagella move ------- for forward thrust.
a) Counterclockwise
b) Clockwise
c) Run or Swim
d) Both counter clockwise & run/swim
2. Which of the following is used for DNA transfer?
a) Pili
b) Fimbriae
c) Flagella
d) Capsule
3. Which of the following is the function of cell wall?
a) Provide shape
b) Provide protection from osmotic lysis
c) Provide pathogenicity
d) All of the given options
4. Lipid bilayer is present in -------
a) Cell wall
b) Capsule
c) Cell membrane
d) None of the given options
5. Movements against the concentration gradient is known as --------
a) Passive movement
b) Active movement
c) Interactive movement
d) None of the given options
6. LPS stand for --------
a) Lipopolysaccharide
b) Lipopeptidosaccharide
c) Lipoteichoic acid
d) None of the given options
7. Cytoplasm contains ------- percent water.
a) 70%
b) 65%
c) 80%
d) 75%
8. Which of the following has high susceptibility to penicillin?
a) Gram-positive bacteria
b) Gram-negative bacteria
c) Acid-fast Bacilli
d) None of the given options
9. Which of the following contain mycolic acid?
a) Mycobacterium
b) Nocardia
c) Mycoplasma
d) Mycobacterium and Nocardia
10. Which of the following is used for attachment?
a) Fimbrae
b) Pili
c) Capsule
d) Both fimbrae & pili
11. Which of the following is the type of membrane protein?
a) Peripheral protein
b) Integral protein
c) Both peripheral & integral proteins
d) None of the given options
12. Which of the following is responsible for protein synthesis?
a) Ribosomes
b) Mitochondria
c) Cell wall
d) None of the given options
13. --------- are used for twitching motility.
a) Flagella
b) Pili
c) Fimbriae
d) Pili and Flagella
14. Rigid layer outside the plasma membrane is ---------.
a) Cell wall
b) Cell membrane
c) Cytosol
d) None of these
15. Capsule is responsible for --------.
a) Virulence
b) Mating
c) Locomotion
d) None of the given options
16. Rod shaped bacteria are called Bacilli
17.Which of the following structure used for moving? Flagella
18. Lipid A is responsible for All of the given options
19. Which of the following disease caused by spirochetes? All of the given option
20. is composed of pilin Both Pili & Fimbriae
21. Which of the following is responsible for the destruction of cell membrane? All of the given options
22. The basal body of flagellum of Gram-positive bacteria consist of ring 2
23. The basal body of flagellum of Gram-negative bacteria consist of ring 4
24. Integral proteins are the cell membrane and are in water Imbedded in, insoluble
25. Hair like small appendages on G-neg. cells are known as Fimbriae
26. Which of the following is not present in bacteria? both histone & nuclear membrane
27. Facilitated diffusion is done with the help of Integral protein
28. Spirochete’s bacteria move by Axial filaments
29. Long filamentous structure that propels bacteria is known as Flagella
30. When cocci join in chain like structure then the shape is known as Streptococci
31. Which of the following structures is involved in the locomotion of bacteria. Flagella
32. Which of the following condition in which water moves into the cell? Hypotonic
34. Teichoic acid is made up of All of the given option
35. Energy is required in Active movement
36. Which of the following is used for mating? both Pili & Fimbriae
37. Which of the following is not part of the flagella? None of the given option
38. When two round shape bacteria join then it is known as Diplococci
39. Rigid layer outside the plasma membrane is Cell wall.
40. Capsule is responsible for virulence
41. 70S ribosomes consist of two subunits, 50S, 30S
42. Lipid bilayer is present in Cell membrane
43. Movement against the concentration gradient is known as Active transport
44. LPS stands for Lapopolysachrides
45. Cytoplasm contains percent wat 80%
46. Which of the following has high susceptibility to penicillin? Gram Positive Bacteria
47. Which of the following contain mycolic acid? Mycobacterium & Nocardia
48. Which of the following is used for attachment? Both fimbriae & pili
49. Which of the following is the most important structure in prokaryotes? Cell Wall
50. Which of the following is the smallest bacterium? Mycoplasma
51. Flagella is responsible for. Locomotion
52. Which of the following is used for DNA Transfer? Pili
52. Flagella move for forward thrust. Both counter clockwise& run/swim
53. are used for twitching motility. Pili
54. Which of the following is responsible for protein synthesis? Ribosomes
55. Which of the following is the type of membrane protein? Both peripheral & integral proteins
56. Which of the following bacteria has atypical cell wall? Mycoplasma
57. After Gram staining, Gram-positive bacteria appear Purple
58. Extrachromosomal DNA is known as. Plasmid
59. Gram-Positive bacteria produce Exotoxins
60. Gram-negative bacteria produce Exotoxins and Endotoxins
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