The genetic defect-Adenosine Deaminase (ADA) deficiency may be cured permanently by:

1. periodic infusion of genetically engineered lymphocytes having functional ADA cDNA
2. administering adenosine deaminase activators
3. introducing bone marrow cells producing ADA into cells at early embryonic stages
4. invitro cell culture therapy

Subtopic:  Gene Therapy |
 88%
From NCERT
AIPMT - 2009
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Somaclones are obtained by:

1. tissue culture

2. plant breeding

3. irradiation

4. genetic engineering

Subtopic:  Plant Tissue Culture |
 90%
From NCERT
AIPMT - 2009
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Which one of the following is commonly used in the transfer of foreign DNA into crop plants?

1. Trichoderma harzianum

2. Meloidogyne incognita

3. Agro bacterium tumefaciens

4. Penicillium expansum

Subtopic:  Interference RNA Tech |
 82%
From NCERT
AIPMT - 2009
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What is true about Bt toxin?

1. the inactive protoxin gets converted into active
form in the insect gut
2. Bt protein exists as active toxin in the Bacillus
3. The activated toxin enters the ovaries of the pest
to sterilize it and thus prevent its multiplication
4. the concerned Bacillus has antitoxins

Subtopic:  Bt Crops |
 94%
From NCERT
AIPMT - 2009
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Polyethene glycol method is used for:

1. gene transfer without a vector

2. biodiesel production

3. seedless fruit production

4. energy production from sewage

Subtopic:  Plant Tissue Culture |
 58%
AIPMT - 2009
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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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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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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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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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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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