Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R) 
 
Assertion (A): Spirulina is a microbe that can be used for reducing environmental pollution.
Reason (R): Spirulina is a rich source of protein, carbohydrates, fats, minerals and vitamins.

In the light of the above statements, choose the most appropriate answer from the options given below:
 
1. Both (A) and (R) are correct and (R) is the correct explanation of (A).
2. Both (A) and (R) are correct but (R) is not the correct explanation of (A).
3. (A) is correct but (R) is not correct.
4. (A) is not correct but (R) is correct.

 
Subtopic:  Single Cell Protein (OLD NCERT) |
From NCERT
NEET - 2022
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Match List - I with List - II

 List - I  List - II
 (a) Protoplast fusion  (i) Totipotency
 (b) Plant tissue culture  (ii) Pomato
 (c) Meristem culture  (iii) Somaclones
 (d) Micropropagation  (iv) Virus free plants

Choose the correct answer from the options given below:

(a) (b) (c) (d)
1. (iii) (iv) (i) (ii)
2. (iv) (iii) (ii) (i)
3. (iii) (iv) (ii) (i)
4. (ii) (i) (iv) (iii)
Subtopic:  Plant Tissue Culture |
 77%
From NCERT
NEET - 2021
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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 |
 76%
From NCERT
AIPMT - 2014
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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 |
 93%
From NCERT
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 |
 90%
From NCERT
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 |
 87%
From NCERT
AIPMT - 2006
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The technique of obtaining a large number of plantlets by tissue culture method is called:

1. Organ culture

2. Micropropagation

3. Micropropagation

4. Plantlet culture

Subtopic:  Plant Tissue Culture |
 90%
From NCERT
AIPMT - 2004
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Cellular totipotency is demonstrated by:
1. Only gymnosperm cells
2. All plant cells
3. All eukaryotic cells
4. Only bacterial cells

Subtopic:  Plant Tissue Culture |
 79%
From NCERT
AIPMT - 2003
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What is the reason for the formation of embryoids from pollen grain in tissue culture medium?
1. Cellular totipotency
2. Organogenesis
3. Double fertilization
4. Test tube culture

Subtopic:  Plant Tissue Culture |
 81%
From NCERT
AIPMT - 2002
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