M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Third Semester
Nano Science and Technology
NANOBIOSENSORS
(CBCS 2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. Write short notes on element of biosensor.
2. List out the classification of biosensors.
3. Write notes on enzymes.
4. Write brief notes on antibodies.
5. Write any two principle of conductometric.
6. Write brief notes on amperometric.
7. Define phosphorescence.
8. Define SPR.
9. Write any two point about biosensor application in insect
pest monitoring.
10. Write any two points about biosensor application in
smart packaging.
Sub. Code
533706
RW-890
2
Ws5
Part B x 5 25)
Answer all questions choosing either or
11. Explain about sensitivity and selectivity of
biosensors.
Or
Give a short note on detection limit and response
time of biosensors.
12. Write notes on Biosensor fabrication.
Or
Write in details about methods of immmobilization.
13. Explain about ion selective field effect transistor.
Or
Write brief notes on impedimetric biosensor.
14. Describe about chemiluminescence.
Or
Detailed explanation about fluorescence.
15. Application of biosensor in detection of nutrient
deficiency.
Or
Write notes on application of biosensor in soil and
water analysis.
RW-890
3
Ws5
Part C x 10 30)
Answer any three questions.
16. Discuss in detail about classification, components and
features of biosensors.
17. Describe about bio recognizing elements.
18. Discuss in detail about electrochemical biosensor.
19. Explain about phosphorescence and colorimetric
biosensor.
20. Discuss in detail about applications of biosensor in e-nose
and e-tongue technology.
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