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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