M.Sc. (Bioinformatics) (Semester-II) (CBCS) Examination, 2017
Industrial and Environmental Biotechnology
Day Date: Monday, 24-04-2017 Max. Marks: 70
Time: 10.30 AM to 01.00 PM
Instructions
Part-1, Question 1 is compulsory
Attempt any four questions from Part-II
Figures to the right indicate full marks.
Answer 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 the correct answer
from the given alternatives:
07
Stationary phase is described as
No further increase in the cell population after a maximum
value
Deceleration of growth and division rate after the growth
rate reaches a maximum
Acceleration of growth and division rate after the growth
rate reaches a maximum
Deceleration of growth and division rate after the growth
rate reaches a maximum
The number of baffles in a standard stirred tank bioreactor is
8 6
4 2
The specific growth rate is affected by
Substrate concentration
Product concentration
Oxygen supply
All of these
Bioreactors are used for
Large scale production of desired substances by using
cells/microbes
Kill bacteria
To Store viruses
To get Chemicals
Page 1 of 2
Out of following…….. is an example of non-conventional
energy sources.
Petroleum oil Sunlight
Coal Natural gas
Dendrotheraml energy is included in …… type of energy
source.
Conventional Renewable
Non-renewable Both A C
The forest conservation act was passed in ….. by Indian
parliament
1988 1980
1981 1972
Definitions 07
Secondary metabolites
Stationary Phase
Immobilization
Spargers
Environmental ethics
Biosensor
Bio Sorption
PART II
Answer any four of the following
Q2 Explain about isolation of Microorganism and note on Microbial
growth phases
14
Q3 Define Biosensor? Note with examples and its application 14
Q4 Describe about the environment protection and conservation 14
Q5 Answer any two of the following 14
Methods of Preservation of microorganism
Continuous fermentation
Streptomycin production
Q6 Answer any two of the following 14
Methods for cell lysis
Physical and chemical methods for effluent treatment
Non-conventional energy sources