M.Sc. (Semester III) (CBCS) Examination Nov/Dec-2018
Nano-Technology
APPLICATION OF NANOTECHNOLOGY IN EVERYDAY LIFE
Time: 2½ Hours Max. Marks: 70
Instructions: All questions are compulsory.
Figures to the right indicate full marks.
Draw neat diagrams.
Q.1 Rewrite the sentences by choosing correct answer from given alternatives: 14
SPR is
Surface Plasmon Resonance Surface Passive Resistant
Smooth Plasmid Reaction Solid Plasmon Resemblance
are examples of Biosensors.
Biomolecules Membranes
Aptasensors PVP
The term "nano" is adapted from the Greek word meaning
Trivial Small
Tiny dwarf
converts biochemical events into measurable signals.
Amplifier Opamp
Rectifier Transducer
API is abbreviated as
Active phenomena indication Active plasmon intensity
Active plasmid integer Active pharmaceutical ingredient
are used in case of poorly water-soluble drugs.
Membranes Nanocrystals
Proteins Antibodies
is an example of natural humectant.
Honey Nacl
SDS Silicon
are called as inorganic polymers.
Nitrites Silicones
Sliding contact bearings Rolling contact bearings
method involves the formation of particles from materials
dissolved in true solutions.
Bottom-up Top-down
Milling High pressure homogenization
10) is used for its antimicrobial properties in a wide range of
consumer products and in textiles.
Nano-proteins Nano-calcium
Nano-vitamin Nano-silver
11) are molecules that contain a hydrophilic and a hydrophobic end.
Humantacts Electrolytes
Antibodies Surfactants
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SLR-VT-534
12) is an example of Antioxidant.
SDS DNA
Vitamin E RNA
13) The rapidly growing market of sunscreen UV protection is based on
nanoparticles.
AgNO3 Au
TiO2 Platinum
14) Electrospinning is the most commonly used method to generate
Nanotubes Nanofibers
Nanorods Nanoconjugates
Q.2 Answer the following. (Any four)
What are Biosensors?
Write applications of Nanotechnology in Food Processing.
What are Oils and Fats?
What are Nanofibers?
Give examples of Nano-fertilizes.
08
Write notes on. (Any Two)
Write a brief note on Nano-sensor and their applications in Agriculture
sector.
Explain Nanotechnology in Cosmetics.
Explain Nanocoating's and surface modification of textiles.
06
Q.3 Answer the following. (Any Two)
Explain classification of Cosmetics Quality characteristics.
What are surfactants and explain different types of surfactants.
Explain Nano Finishing in Textiles.
08
Answer the following. (Any one)
Explain Synthesis and characterization of Dual Nano-delivery Systems in
cosmetics.
Explain in detail Nanofabrication of thin polymer films.
06
Q.4 Answer the following. (Any Two)
Explain Nano-fertilizers and their Smart Delivery System.
Explain the role of CNT polymer nanocomposites in industrial applications.
Write a note on Humectants and their uses.
10
Answer the following. (Any one)
Write a note on Nano-Emulsions.
Write a note on Hydrocarbons.
04
Q.5 Answer the following. (Any two) 14
Explain application of Nanotechnology in Everyday Life.
Explain the role of Nanotechnology in Food Processing and packaging.
Explain in detail Biosensors for Diagnostic applications.