Download PTU B.Tech 2020 March Biotechnology 4th Sem BTBT 402 Industrial Microbiology Question Paper

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Roll No. HEEEEEEEEEE Total No. of Pages : 02
Total No. of Questions : 09
B.Tech. (BT) (2012 to 2017) (Sem.-4)
INDUSTRIAL MICROBIOLOGY

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INSTRUCTION TO CANDIDATES :

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1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students has to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students has to attempt any TWO questions.

SECTION-A

1. Write briefly :
   1. MPN technique

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   2. Prototroph
   3. Amylase
   4. Biohydrogen
   5. Saccharomyces cerevisiae
   6. Prebiotics

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   7. Lager and ales beer
   8. Cheese
   9. Lactobacillus sp.
   10. Bacteriocin

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SECTION-B

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1. Describe method of enumeration and isolation of microbes from soil. How will you isolate cellulose degrading bacteria from soil?
2. Differentiate between chemical fertilizers and biofertilizers. Explain with suitable examples.
3. What are different stages of organic matter decomposition? How you can assess biodegradation and which microbes plays an important role?
4. Give an account of industrial enzymes that are produced by microorganisms and their applications.
5. Which microbes are sources of SCP? Explain the process of their mass production.

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SECTION-C

1. What do you understand by solid and submerged fermentation? Explain the process of fermentative production of beer and whisky.
2. Give detail account of production of antibiotics and vaccine. Explain their applications.
3. Explain the role of different microorganisms and the process involved in production of various daily products.

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

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