Solapur University
B.Sc. – III (Semester – VI) Examination, 2015
BIOTECHNOLOGY
Nanobiotechnology
Day and Date : Monday, 13-4-2015 Max. Marks : 50
Time : 11.00 a.m. to 1.00 p.m.
Instructions : 1) All questions are compulsory.
2) Figures to the right indicate full marks.
1. Rewrite the following sentences by choosing correct alternatives. 10
1) One nanometer is equal to ___________ meter.
a) 109 b) 10–9
c) 107 d) 10–7
2) When atoms are brought together in a fixed structure they form
a) Alloy b) Mixture
c) Molecule d) Biosystem
3) The Silver nanoparticles are __________ in colour.
a) Silver b) White
c) Golden yellow d) Red
4) The structure of nanoparticles can be predicted by ___________technique.
a) Microscopy b) Diffraction
c) Spectroscopy d) All of the above
5) The melting temperature of metal namoparticals ____________ with partical
size.
a) Increases b) Remains Constant
c) Decreases d) Partially increases
P.T.O.
Seat
No.
SLR-M – 62 -2-
6) Germ free clothes can be made by using ___________ nanoparticles.
a) Silver b) Copper
c) Gold d) Zinc
7) A device giving a signal for the detection or measurement of a Physical
property to which it responds is called as
a) Motor b) Polymer
c) Sensor d) Drug
8) Tiny gold nanostructures are called as
a) Gold ions b) Quantum dots
c) Zeolites d) All of the above
9) _________ is the hardest nanostructure made of carbon.
a) Diamond b) Coal
c) Bucky ball d) Carbon nanotubes
10) __________ also can be used for nanoparticle synthesis.
a) Microorganisms b) Plants
c) Both a and c d) None of the above
2.Answer the following. (any five) : 10
1) What are nanoparticles ? Explain.
2) Describe the electrical conductivity of nanoparticles.
3) Explain the method of melt mix for nanoparticle synthesis.
4) Give the applications of zeolites.
5) What are aerogels ? Explain.
-3- SLR-M – 62
3. A) Answer any two of the following : 6
1) Explain the importance of nanotechnology.
2) Write the various analytical techniques used in nanobiotechnology.
3) What as electronic noses ? Give their applications.
B) Explain how size matters in the nanoworld. 4
4. Answer the following (any 2) : 10
1) Comment on the various properties of nanomaterials.
2) Differentiate between nanoscale Lithography and Ebeam Lithography.
3) Write down the various applications of nanotechnology.
5. Answer the following (any two) : 10
1) Give the importance of Quantum theory in building fundamentals of
nanotechnology.
2) Discuss UV-VIS-NIR spectrophotometer for the study of nanoparticles.
3) Describe Raman spectroscopy for study of nanoparticles.
B.Sc. – III (Semester – VI) Examination, 2015
BIOTECHNOLOGY
Nanobiotechnology
Day and Date : Monday, 13-4-2015 Max. Marks : 50
Time : 11.00 a.m. to 1.00 p.m.
Instructions : 1) All questions are compulsory.
2) Figures to the right indicate full marks.
1. Rewrite the following sentences by choosing correct alternatives. 10
1) One nanometer is equal to ___________ meter.
a) 109 b) 10–9
c) 107 d) 10–7
2) When atoms are brought together in a fixed structure they form
a) Alloy b) Mixture
c) Molecule d) Biosystem
3) The Silver nanoparticles are __________ in colour.
a) Silver b) White
c) Golden yellow d) Red
4) The structure of nanoparticles can be predicted by ___________technique.
a) Microscopy b) Diffraction
c) Spectroscopy d) All of the above
5) The melting temperature of metal namoparticals ____________ with partical
size.
a) Increases b) Remains Constant
c) Decreases d) Partially increases
P.T.O.
Seat
No.
SLR-M – 62 -2-
6) Germ free clothes can be made by using ___________ nanoparticles.
a) Silver b) Copper
c) Gold d) Zinc
7) A device giving a signal for the detection or measurement of a Physical
property to which it responds is called as
a) Motor b) Polymer
c) Sensor d) Drug
8) Tiny gold nanostructures are called as
a) Gold ions b) Quantum dots
c) Zeolites d) All of the above
9) _________ is the hardest nanostructure made of carbon.
a) Diamond b) Coal
c) Bucky ball d) Carbon nanotubes
10) __________ also can be used for nanoparticle synthesis.
a) Microorganisms b) Plants
c) Both a and c d) None of the above
2.Answer the following. (any five) : 10
1) What are nanoparticles ? Explain.
2) Describe the electrical conductivity of nanoparticles.
3) Explain the method of melt mix for nanoparticle synthesis.
4) Give the applications of zeolites.
5) What are aerogels ? Explain.
-3- SLR-M – 62
3. A) Answer any two of the following : 6
1) Explain the importance of nanotechnology.
2) Write the various analytical techniques used in nanobiotechnology.
3) What as electronic noses ? Give their applications.
B) Explain how size matters in the nanoworld. 4
4. Answer the following (any 2) : 10
1) Comment on the various properties of nanomaterials.
2) Differentiate between nanoscale Lithography and Ebeam Lithography.
3) Write down the various applications of nanotechnology.
5. Answer the following (any two) : 10
1) Give the importance of Quantum theory in building fundamentals of
nanotechnology.
2) Discuss UV-VIS-NIR spectrophotometer for the study of nanoparticles.
3) Describe Raman spectroscopy for study of nanoparticles.
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