What is antisense technology?
1. A cell displaying a foreign antigen used for the synthesis of antigens.
2. Production of somaclonal variants in tissue cultures.
3. When a piece of RNA that is complementary in sequence is used
to stop the expression of a specific gene
4. RNpolymerase-producingng DNA

Subtopic:  Interference RNA Tech |
 91%
From NCERT
AIPMT - 2008
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Golden rice is a promising transgenic crop. When released for cultivation, it will help in:

1. alleviation of vitamin-A deficiency

2. pest resistance

3. herbicide tolerance

4. producing a petrol-like fuel from rice

Subtopic:  Intro to Agri Applications | Other GM Crops |
 88%
From NCERT
AIPMT - 2006
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Microbes found to be very useful in genetic engineering are:

1. Escherichia coli and Agrobacterium tumefaciens

2. Vibrio cholerae and a tailed bacteriophage

3. Diplococcus sp. and Pseudomonas sp.

4. Crown gall bacterium and caenorhabditis elegans

Subtopic:  Interference RNA Tech | Other GM Crops |
 95%
From NCERT
AIPMT - 2006
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What triggers the activation of protoxin to active Bt toxin of Bacillus thuringiensis in bollworms?

1. Acidic pH of the stomach

2. Body temperature 

3. Moist surface of midgut

4. Alkaline pH of the gut

Subtopic:  Bt Crops |
 92%
From NCERT
NEET - 2019
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Which of the following is true for Golden rice?

1. It has yellow grains, because of gene introduced from a primitive variety of rice
2. It is Vitamin A enriched, with a gene from daffodil
3. It is pest resistant, with a gene from Bacillus thuringiensis
4. It is drought tolerant, developed using Agrobacterium vector

Subtopic:  Other GM Crops |
 87%
From NCERT
NEET - 2019
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Cry-IAc endotoxins obtained from Bacillus thuringiensis are effective against:
1. mosquitoes 2. flies
3. nematodes 4. bollworms
Subtopic:  Bt Crops |
 89%
From NCERT
AIPMT - 2008
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Human insulin is being commercially produced from a transgenic species of:

1. Escherichia

2. Mycobacterium

3. Rhizobium

4. Saccharomyces

Subtopic:  Med Applications & Humulin |
 91%
From NCERT
AIPMT - 2008
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Main objective of production/use of herbicide-resistant GM crops is to:
1. eliminate weeds from the field without the
use of manual layout
2. eliminate weeds from the field without the
use of herbicides
3. encourage eco-friendly herbicides
4. reduce herbicide accumulation in food
particles for health safety

Subtopic:  Intro to Agri Applications | Other GM Crops |
From NCERT
AIPMT - 2008
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A transgenic food crop, which may help in solving the problem of night blindness in developing countries is:
 
1. Flavr savr tomatoes
2. Starlink maize
3. Bt soybean
4. Golden rice
Subtopic:  Intro to Agri Applications | Other GM Crops |
 91%
From NCERT
AIPMT - 2008
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Transgenic plants are:

1. produced by a somatic embryo in artificial medium
2. generated by introducing foreign DNA into a cell and
regenerating a plant from that cell
3. Produced after protoplast fusion in artificial medium
4. grown in artificial medium after hybridization in the field

Subtopic:  Intro to Agri Applications | Other GM Crops |
 87%
From NCERT
AIPMT - 2009
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