41.
An example of petroleum plant is
A
Zea mays
B
Beta vulgaris
C
Euphorbia lathyrism
D
Solanum tuberosum
Answer :
Euphorbia lathyrism
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42.
Two microbes found to be very useful in genetic engineering are
A
Vibrio cholerae and a tailed bacteriophage
B
Diplococcus sp. and Pseudomonas sp.
C
Crown gall bacterium and Caenorhabditis elegans
D
Escherichia coli and Agrobacterium tumefaciens
Answer :
Escherichia coli and Agrobacterium tumefaciens
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43.
What are the advantage of gobar gas over convential utilization
A
More efficient soiurce of energy
B
Used as good fertilizer
C
Reduces the changes of spreading of pathogens
D
All of the above
Answer :
All of the above
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44.
Which one of the following is used is used in the making of bread
A
Rhizopus stolonifer
B
Saccharomyces cerevisiae
C
Zygasaccharoumyces
D
Saccharomyces ludwigi
Answer :
Saccharomyces cerevisiae
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45.
Biogas consists of
A
Carbon monoxide, methane and hydrogen
B
Carbon dioxide, methane and hydrogen
C
Carbon monoxide, ethane and hydrogen
D
Carbon dioxide, ethane and hydrogen
Answer :
Carbon dioxide, methane and hydrogen
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46.
Beer is obtained from
A
Molasses
B
Grapes
C
Barley
D
Rye
Answer :
Barley
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47.
Most stable pesticides
A
Organophosphates
B
Organochlorines
C
Bordeaux mix.
D
Azederectin
Answer :
Organochlorines
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48.
Which body of the Government of India regulates GM research and safety of introducing GM organisms for public services?
A
Indian Council of Agricultural Research
B
Genetic Engineering Approval Committee
C
Research Committee on Genetic Manipulation
D
Bio-safety committee
Answer :
Genetic Engineering Approval Committee
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49.
The term "antibiotic" was coined by
A
Edward Jenner
B
Louis Pasteur
C
Selman waksman
D
Alexander Fleming
Answer :
Selman waksman
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50.
What is true about Bt toxin?
A
Bt protein exists as active toxin in the Bacillus
B
The activated toxin enters the ovaries of the pest to sterilise it and thus prevent its multiplication
C
The concerned Bacillus has antitoxins
D
The inactive protoxin gets converted into active form in the insect gut
Answer :
The inactive protoxin gets converted into active form in the insect gut
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