Jaipur National University School of engineering & technology B.tech biotechnology 4th semester end examination may 2011 MICROBIOLOGY Question paper model question papers



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Posted Date: 27 Jul 2011      Posted By:: anand kumar    Member Level: Silver  Points: 5 (₹ 1)

2011 Jaipur National University B.Tech. Biotechnology School of engineering & technology B.tech biotechnology 4th semester end examination may 2011 MICROBIOLOGY Question paper Question paper



Course: B.Tech. Biotechnology   University/board: Jaipur National University





Jaipur national university,Jaipur
B.tech.-Biotechnology
4th semester end examination may -2011
Microbiology
time-3hours
max marks-70
Attempt five questions selecting one from every unit.
all question carry equal marks

unit-1

Q1.Describe the experiments of Louis Pasteur.give a detailed ammount of the characteristics of algae.fungi and protozoa.[marks14]
or
Write short notes on:
a.Whittaker's five kingdom concept.[marks5]
b.Classical and numerical taxonomy.[marks5]
c.Mycoplasma.[marks4]

Q2.Give a detailed account of the folllowing and ultrastructure of bacteria.[marks14]
or
write notes on:
a.Flagella.[marks7]
b.Bacterial Spores/Endospore.[marks7]

Q3.What are plasmids? Explain the different types of plasmids in detail..[marks14]
or
Write short notes on:
a.Batch culture of microbes.[marks7]
b.What is the effect of temperature.pH and oxygen concentration on the growth of microbes? [marks7]

unit-4
Q4.discuss the production of secondary metabolites and their applications in industry.[marks14]
or
write notes on :
a.Heterotrophs.[marks7]
b.Selective culture techniques for microorganisms.[marks7]

unit-5
Q5.Discuss spoilage and preservation of food in detail.[marks14]
or
Write notes on:
a.Biofertilizer.[marks7]
b.Biopesticide.[marks7]





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