M.Sc. (Semester III) (CBCS) Examination Nov/Dec-2018
Biotechnology
INDUSTRIAL AND ENVIRONMENTAL BIOTECHNOLOGY
Time: 2½ Hours Max. Marks: 70
Instructions: All questions are compulsory.
Figures to the right indicate full marks.
Q.1 Choose the correct option and rewrite the sentence:- 14
is not an eco friendly method of sewage disposal.
Composting Biomethanation
Pellitization Incineration
Out of the following, is not the conventional source of energy.
Fossil fuel Mineral oil
Geothermal energy Coal
Sulphite waste liquor is the waste of industry.
Food dairy Alcohol
Paper Pulp Sugar
In Bioreactors, are used to prevent vortex formation.
Spargers Impellers
Baffles Sensors
The production of algal biomass can be done by using bioreactor.
Fluidized Fixed bed
Pulsed Photo
Out of the following, is found ot be most carcinogenic.
PAH Heavy metals
Textile dyes Air Pollutants
Treatment with is a biological method of cell disruption.
organic solvent lysozyme
detergent alkali
For commercial production of Penicillin antibiotic, strain is used.
P. candidum P. crostosum
P. chrysogenum P. digitatum
S. cerevisiae is commercially used for production of
Tetracycline Ethanol
Acetic acid SCP
10) Copepods in water bodies act as
detoxifiers biosensors
bioindicators bioemulsifiers
11) Transfer of desired product from one liquid phase to another liquid phase is
called as
downstream process solid liquid extraction
solvent recovery solvent stabilization
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SLR-VE-79
12) The Indian Parliament passed the 'Wildlife Protection Act' in
1980 1970
1972 1963
13) The method for preservation of biological component by dehydrating it at
lower temperature is called as
Liquid nitrogen method Cryopreservation
Iyophilization Subculturing
14) The document produced by United Nations Conference on Environment
Development (UNCED) is called as
Nature summit Earth summit
Environment summit Development summit
Q.2 Answer the following (Any
1. Define air pollution and give two examples of air pollutants.
2. Name the methods used for cell Iysis.
3. Differentiate between renewable and nonrenewable energy sources.
4. Define bioreactor and write types of bioreactor.
5. Explain steps in lyophilization.
08
Write note on (Any
1. Give account on environmental ethics
2. Write the importance of nitrogen sources in fermentation media.
3. Describe xenobiotic.
06
Q.3 Answer the following (Any
1. What is batch fermentation? Give one example.
2. How the amylase enzyme is recovered from fermented broth.
3. Write in short about 'Wildlife Protection Act'.
08
Answer the following (Any
1. Eco planning and sustainable development.
2. Measurement and control of bioprocess parameters.
06
Q.4 Answer the following (Any
1. Explain air and media sterilization.
2. Give brief account on air pollution control methods.
3. Explain heavy metal pollution.
10
Answer the following (Any
1. Explain Microbial Growth Kinetics
2. Give brief account of UN declaration
04
Q.5 Answer the following (Any 14
Write in detail 'Penicillin Production'.
Explain in detail methods in downstream processing.
Write a brief account of Environmental Impact assessment.