B.Sc. – I Biotechnology (Semester – I) (New),ECOLOGY AND MICROBIOLOGY (Paper – II),Solapur University Question Paper,2014 Question Paper

Solapur University Question Paper
B.Sc. – I Biotechnology (Semester – I) (New) Examination, 2014
ECOLOGY AND MICROBIOLOGY (Paper – II)
Microbiology
Day and Date : Thursday, 5-6-2014 Total Marks : 50
Time : 3.00 p.m. to 5.00 p.m.
Instructions : 1) All questions are compulsory.
2) Figures to the right indicate full marks.
3) Draw neat labelled diagrams wherever necessary.
1. Rewrite the sentences using correct alternatives given below : 10
1) The technique of antiseptic surgery was introduced by ______________
a) Robert Koch b) Louis Pasteur
c) Joseph Lister d) Antony Van Leeuwenhoek
2) Robert Koch discovered ___________ causative agent of tuberculosis.
a) Mycobacterium tuberculosis b) Mycobacterium leprae
c) Vibrio cholerae d) E. coli
3) Prokaryotic cell of bacteria has _____________ ribosome.
a) 60 s b) 70 s
c) 80 s d) 100 s
4) Glycon strand of Gram Positive bacterial cell wall has ___________ linkages.
a) β−1, 4 glycosidic b) α−1, 4 glycosidic
c) β−1, 6 glycosidic d) α−1, 6 glycosidic
5) Protein subunit of viral capsid is called as ___________
a) Monomer b) Polymer c) Capsomer d) Envelope
6) Mesosome is the invasion of _____________
a) Cell wall b) Capsule
c) Cell membrane d) Flagella
7) _______________ is selective media used for cultivation of fungi.
a) Sabouraud’s agar b) Mac Conkey’s agar
c) Milk agar d) Blood agar
P.T.O.
Seat
No.
SLR-DN – 43
8) Actinomycetes are example of ______________ bacteria.
a) Gram positive b) Acid fast
c) Gram negative d) Complex
9) Maneval’s method is commonly used to detect ___________
a) Cell wall b) Cell membrane
c) Capsule d) Flagella
10) ______________ example of thermophilic bacteria.
a) Thermus aquaticus b) Halococcus
c) Thiobacillus d) E. coli
2. Answer any five of the following : 10
i) Define and explain Medical Microbiology.
ii) Define virology and give two examples of viruses.
iii) Define Capsomer.
iv) Explain harmful activities of Microbes.
v) Define prokaryotes and give its two characters.
vi) Define capsule and slime layer.
3. A) Answer any two of the following : 6
i) Explain capsid symmetry in viruses.
ii) Write on contribution of Louis Pasteur in Microbiology.
iii) Explain the function of cell membrane in bacteria.
B) Explain the structure and function of Gram Positive bacterial cell wall. 4
4. Answer any two of the following : 10
i) Elaborate contributions of Robert Koch.
ii) Explain the structure and function of spore in bacteria.
iii) Explain the general characters of fungi and enlist its three examples.
5. Answer any two of the following : 10
i) Explain the arrangement of flagella in bacteria and give its example.
ii) Explain the difference between Prokaryotes and Eukaryotes.
iii) Explain the characteristics of algae and give its two examples.
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