M.Sc. (Semester III) (CBCS) Examination Oct/Nov-2017
Nano-Technology
NANOTECHNOLOGY IN ENVRIONMENT/ECOSYSTEM
Day Date: Tuesday, 21-11-2017 Max. Marks: 70
Time: 02.30 PM to 05.00 PM
Instructions: Part-I, question 1 is compulsory.
Attempt any four questions from Part II
Figures to the right indicate full marks.
Answers to the Part I and Part II are to be written in same answer
booklet only.
Part I
Q.1 Rewrite the sentence after choosing correct answer from the given
alternatives:
07
Which of the following is the principle component of the BBB?
Astrocytes Pericytes
Endothelial cells All of the given alternatives
A redox recation is any chemical reaction in which the oxidation
number of a molecule, atom or iron changes
Gaining/losing an electron Sharing an electron
No role of electron Chelating
ZVI nanoparticles have been used for the treatment
Skin disease Contaminated water
Brain disease Bacterial infection
SAMMS stands
Self-assembled Microlayers on Multilayered Supports.
Self-assembled Multilayers on Mesoporous Supports.
Self-assembled Monolayers on Microporous Supports.
Self-assembled Monolayers on Mesoporous Supports.
The branch of science related or concerned with nature, effects
and/or detection of poisons is termed
Toxicology Pharmacology
Biotoxicity None of these
The acceleration of a chemical reaction in the presences of light as a
catalyst is known
Electrolysis Catalysis
Photocatalysis All of these
Fibrinolysis is defined as the enzymatic breakdown of in
blood clots.
Actin Fibrin
Thrombin Kinesin
SLR-MU-716
Q.1 Definition: 07
Dosimetry.
Cardiovascular system.
Bio-toxicity.
Translocation.
Dysfunction.
Thrombosis.
Coagulation.
Part II
Answer any four of the following
Q.2 Explain the possible health impacts of nanoparticles on cardiovascular
system.
14
Q.3 Explain air pollution and the 'role of nanoparticles in mediating the adverse
pulmonary effects of PM.
14
Q.4 Explain the effects of nanoparticles on liver and gastrointestinal tract. 14
Q.5 Explain the role of nanoparticles for environmental remediation. 14
Q.6 Write a short note about any two 14
Explain different entry routes of nanoparticles into the human body.
Explain effect of nanopaticles or nervous system.
Explain bio-toxicity of iron oxide and titanium oxide.
Q.7 Explain in detail about any two 14
Self-assembled monolayers on mesoporous supports.
Adverse effects of PM in epidemiological studies.
Effect of size and surface charges of nanoparticles.