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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