BT2255 Microbiology Anna university question bank unit wise unit 1 , unit 2 unit 3 unit 4 unit 5 . here you can find all notes for all the five units


BT2255 Microbiology Anna university subject notes lecturer notes unit wise unit 1 , unit 2 unit 3 unit 4 unit 5 . here you can find all notes for all the five units

58.  Autoclave.
59.  Pasteurization as a method to control microorganisms.
60.  Describe use of low temperature and osmotic pressure to control microorganisms.
61.  Mechanism of action and applications of ultraviolet rays.
62.  Ionizing radiations.
63.  What is filtration? Explain any two filters used for sterilization.
64.  Triphenylmethane dyes.
65.  Quaternary ammonium compounds.
66.  Gaseous sterilization.
67.  Comment on – i) need to control microorganisms, ii) patterns of microbial death.
68.  Comment on modes of action of antimicrobial agents.
69.  Define pasteurization and explain methods.
70.  Fractional sterilization.
71.  Describe use of low temperature to control microorganisms.
72.  Desiccation.
73.  Use of osmotic pressure to control microorganisms.
74.  What is radiation sterilization? Give mechanism and one example.
75.  HEPA filter.
76.  Membrane filter.
77.  Seitz filter.
78.  Mechanism of action and applications of mercury.
79.  Aldehydes to control microorganisms.
80.  Streak plate technique.
81.  Pour plate technique.
82.  Two membered cultures.
83.  Explain isolation in liquid medium.
84.  Describe colony characters on solid medium.
85.  H2S production.
86.  Explain MR-VP test.
87.  What is pure culture? Write a note on origin of pure culture.
88.  Roll tube method.
89.  Spread plate technique.
90.  Fermentation of carbohydrate.
91.  Indol test.
92.  Explain use of enzyme production for identification of organisms.
93.  With suitable diagram explain the methods for streak plate technique.
94.  What is cultivation? Explain growth factor requirements of bacteria.
95.  What is cultivation? Explain carbon, nitrogen and energy requirements of bacteria
96.  What is cultivation? Explain H,S,P and mineral requirements of bacteria.
97.  Define medium. Explain selective and differential media with example.
98.  Define medium. Explain living and nonliving media with example.
99.  Write a note on preparation of medium.
100.                      Chemical methods of enrichment.
101.                      What is enrichment? Explain any two biological methods of enrichment.
102.                      What is enrichment? Explain physical methods of enrichment.
103.                      Define anaerobe. Explain any two methods for their cultivation.
104.                      What are viruses? Describe cultivation of bacteriophages.
105.                      What are viruses? Describe cultivation of viruses in living animals.
106.                      Comment on carbon, nitrogen and energy requirement of bacteria.
107.                      Define medium. What is the role of peptone, NaCl and agar in the medium?
108.                      Define medium. What is the role of yeast extract, malt extract and agar in the        medium?
109.                      Define medium. Explain the types of medium based on physical state.
110.                      Explain synthetic and semi synthetic medium with example.
111.                      What is enrichment? Explain use of incubation temperature and pH of medium for            enrichment.
112.                      What is enrichment? Explain use of inhibitory substances for enrichment.
113.                      What is enrichment? Explain micromanipulator technique.
114.                      Define anaerobe. Explain candle jar method.
115.                      Write a note on MacIntosh jar.
116.                      Define anaerobe. Explain use of pyrogallolic acid.
117.                      Comment on cultivation of plant viruses.
118.                      Types of tissue culture.
119.                      What is dye? Explain acidic, basic and neutral dyes with examples.
120.                      What is dye? Explain natural, synthetic and leuco dyes with examples.
121.                      Explain the types and mechanism of action of mordant.
122.                      Explain the mechanism of action of mordant and give examples.
123.                      Write a note on simple staining.
124.                      Write a note on Gram staining.
125.                      Write a note on acid fast staining.
126.                      Concept of dye and stain.
127.                      Explain the term chromophore.
128.                      Explain the term auxochrome.
129.                      Explain the uses of stain.
130.                      Neutral dyes.
131.                      What is mordant? Explain the method of application.
132.                      What is mordant? Give the mechanism of action.
133.                      What is mordant? Explain the types and examples.
134.                      Explain the terms natural, synthetic and leuco dyes.
135.                      Comment on Gram variable reaction.
136.                      Write a note on differences between Gram positive and Gram negative cell wall
137.                      Explain the mechanism of Gram staining.
138.                      Explain the mechanism of acid fast staining.
139.                      What is monochrome staining? Give procedure.
140.                      Give examples of stains used in simple and differential staining.
141.                      Compare bright field and dark field microscope.
142.                      Types and functions of condenser.
143.                      Types and functions of objective.
144.                      Types and functions of ocular.
145.                      How is image formed in compound microscope?
146.                      Explain the principle and working of oil immersion lens.
147.                      Magnification.
148.                      Resolution.
149.                      Numerical aperture.
150.                      Chromatic aberration.
151.                      Define microscope. Explain types and functions of condenser.
152.                      Define microscope. Explain types and functions of objective.
153.                      Define aberration. Explain chromatic and spherical aberration.
154.                      Define aberration. Explain coma, astigmatism and distortion.
155.                      With suitable diagram explain image formation in compound microscope.
156.                      With suitable diagram explain the principle and working of oil immersion lens.
157.                      What is microscope? Compare bright field and dark field microscope.
158.                      Explain the terms magnification and resolution.
159.                      What is aberration? Explain any 3 types.
160.                      Numerical aperture.
BT2255 Microbiology Anna university question bank unit wise unit 1 , unit 2 unit 3 unit 4 unit 5 . here you can find all notes for all the five units Reviewed by Rejin Paul on 4:42 PM Rating: 5

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