Which of the following enhances or induces fusion of protoplasts?
1. Sodium chloride and potassium chloride
2. Polyethylene glycol and sodium nitrate
3. IAA and kinetin
4. IAA and gibberellins

 

Subtopic:  Plant Tissue Culture |
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In vitro clonal propagation in plants in characterized by :

1. PCR and RAPD

2. Northern blotting

3. Electrophoresis and HPLC

4. Microscopy

Subtopic:  Plant Tissue Culture |
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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 |
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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 |
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Somaclones are obtained by

1. tissue culture

2. plant breeding

3. irradiation

4. genetic engineering

Subtopic:  Plant Tissue Culture |
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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 |
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Haploids are more suitable for mutation studies than the diploids. This is because

1.  haploids are reproductively more stable than diploids

2.  mutagens penetrate in haploids more effectively than in diploids

3.  haploids are more abundant in nature than diploids

4.  all mutations, whether dominant or recessive are expressed in haploids

Subtopic:  Single Cell Protein | Plant Tissue Culture |
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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 |
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