- 1(current)
Q. No.
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A protoplast is a cell:
| 1. | Without plasma membrane |
| 2. | Without nucleus |
| 3. | Undergoing division |
| 4. | Without cell wall |
Subtopic: Plant Tissue Culture |
58%
Level 3: 35%-60%
NEET - 2015
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Which of the following enhances or induces the fusion of protoplasts?
1. Sodium chloride and potassium chloride
2. Polyethylene glycol and sodium nitrate
3. IAA and kinetin
4. IAA and gibberellins
2. Polyethylene glycol and sodium nitrate
3. IAA and kinetin
4. IAA and gibberellins
Subtopic: Plant Tissue Culture |
59%
Level 3: 35%-60%
NEET - 2015
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In vitro clonal propagation in plants is characterized by:
1. PCR and RAPD
2. Northern blotting
3. Electrophoresis and HPLC
4. Microscopy
Subtopic: Plant Tissue Culture |
55%
Level 3: 35%-60%
AIPMT - 2014
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To obtain virus-free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken?
| 1. | Apical meristem only |
| 2. | Palisade parenchyma |
| 3. | Both apical and axillary meristems |
| 4. | Epidermis only |
Subtopic: Plant Tissue Culture |
75%
Level 2: 60%+
AIPMT - 2014
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Tissue culture technique can produce an infinite number of new plants from a small parental tissue. The economic importance of the technique is in raising:
| 1. | genetically uniform population identical to the original parent |
| 2. | homozygous diploid plants |
| 3. | development of new species |
| 4. | variants through picking up somaclonal variations |
Subtopic: Plant Tissue Culture |
71%
Level 2: 60%+
NEET - 2013
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Which of the following statements is not true about somatic embryogenesis?
| 1. | The pattern of development of a somatic embryo is comparable to that of a zygotic embryo |
| 2. | Somatic embryos can develop from microspores |
| 3. | Somatic embryo is induced usually by an auxin such as 2, 4–D |
| 4. | A somatic embryo develops from a somatic cell |
Subtopic: Plant Tissue Culture |
Level 3: 35%-60%
NEET - 2013
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Which part would be most suitable for raising virus-free plants for micro propagation?
1. Bark
2. Vascular tissue
3. Meristem
4. Node
Subtopic: Plant Tissue Culture |
92%
Level 1: 80%+
AIPMT - 2012
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Somaclones are obtained by:
1. tissue culture
2. plant breeding
3. irradiation
4. genetic engineering
Subtopic: Plant Tissue Culture |
88%
Level 1: 80%+
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 |
59%
Level 3: 35%-60%
AIPMT - 2009
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In order to obtain virus-free plants through tissue culture the best method is:
1. protoplast culture
2. embryo rescue
3. anther culture
4. meristem culture
Subtopic: Plant Tissue Culture |
84%
Level 1: 80%+
AIPMT - 2006
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