Q. No.The crops engineered for glyphosate are resistant/tolerant to:
1. Bacteria
2. Insects
3. Herbicides
4. Fungi
1. Bacteria
2. Insects
3. Herbicides
4. Fungi
In Bt cotton, the Bt toxin present in plant tissue as pro-toxin is converted into active toxin due to:
1. Acidic pH of the insect gut
2. Action of gut micro-organisms
3. Presence of conversion factors in insect gut
4. Alkaline pH of the insect gut
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Which body of the Government of India regulates GM research and safety of introducing GMO for public services?
1. Indian Council of Agricultural Research
2. Genetic Engineering Approval Committee
3. Research Committee on Genetic Manipulation
4. Bio-safety committee
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Golden rice is a genetically modified crop plant where the incorporated gene is meant for biosynthesis of :
1. Vitamin C
2. Omega 3
3. Vitamin A
4. Vitamin B
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Which kind of therapy was given in 1990 to a four-year-old girl with adenosine deaminase (ADA) deficiency?
1. Radiation therapy
2. Gene therapy
3. Chemotherapy
4. Immunotherapy
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What is antisense technology?
1. RNA polymerase producing DNA.
2. A cell displaying a foreign antigen used for synthesis of antigens.
3. Production of somaclonal variants in tissue cultures.
4. When a piece of RNA that is complementary in sequence is used to stop expression of a specific gene.
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The bacterium Bacillus thuringiensis is widely used in contemporary biology as
1. Source of industrial enzyme
2. Indicator of water pollution.
3. Insecticide.
4. Agent for production of dairy products.
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DNA or RNA segments tagged with a radioactive molecule is called
1. Vector.
2. Probe.
3. Clone.
4. Plasmid.
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Which one of the following is now being commercially produced by biotechnological procedures?
1. Morphine
2. Quinine
3. Insulin
4. Nicotine
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Read the following four statements (a-d) for certain mistakes in two of them.
a. The first transgenic buffalo, Roise produced milk which wes human alpha-lactalbumin enriched.
b. Restriction enzymes are used in isolation of DNA from other macro molecules.
c. Downstream processing is one of the steps of recombinant DNA technology.
d. Disarmed pathogen vectors are also used in transfer of recombinant DNA into the host.
Which are the two statements having mistakes?
1. Statements (a) and (b)
2. Statements (b) and (c)
3. Statements (c) and (d)
4. Statements (a) and (c)
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