21.
Exploitation of bioresources of a nation by multinational companies without authorisation from the concerned country is referred to as
A
Biowar
B
Bioweapon
C
Biopiracy
D
Bioethics
Answer :
Biopiracy
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22.
Milk is changed into curd by
A
Bacillus Megatherium
B
Aceto bactor aceti
C
Xanthomonas citri
D
None of the above
Answer :
None of the above
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23.
Modern biotechnology consist
A
Genetic engineering
B
Tissue culture
C
Microbiology
D
Inspiratory capacity
Answer :
Inspiratory capacity
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24.
Which type of transgenic microorganism
A
Escherichia coli
B
Entamoba coli
C
Prendomona
D
Clostridium
Answer :
Escherichia coli
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25.
Which of the following features of genetic code does allow bacteria to produce human insulin by recombinant DNA technology?
A
Genetic code is not ambiguous
B
Genetic code is redundant
C
Genetic code is nearly universal
D
Genetic code is specific
Answer :
Genetic code is nearly universal
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26.
What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in boll worm?
A
Body temperature
B
Moist surface of midgut
C
Alkaline pH of gut
D
Acidic pH of stomach
Answer :
Alkaline pH of gut
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27.
In RNAi, the genes are silenced using :
A
ds - DNA
B
ds - RNA
C
ss - DNA
D
ss - RNA
Answer :
ds - RNA
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28.
Saccharomyces cerevissae is used in the formation of
A
Ethanol
B
Methanol
C
Acetic acid
D
Antibiotics
Answer :
Ethanol
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29.
Bacillus thuringiensis forms protein crystals which contain insecticidal protein that
A
binds with epithelial cells of midgut of the insect pest ultimately killing it
B
is coded by several genes including the gene cry
C
is activated by acid pH of the foregut of the insect pest
D
does not kill the carrier bacterium which is itself resistant to this toxin
Answer :
binds with epithelial cells of midgut of the insect pest ultimately killing it
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30.
Domestic cooking gas cylinder is filled with
A
Alcohol
B
Diesel oil
C
Liquid petroleum gas
D
Coal gas
Answer :
Liquid petroleum gas
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