Tissue Culture

Q. The hormones required for plant tissue culture are.

1. auxin & cytokinin
2. auxin & ethylene
3. cytokinin & ethylene
4. somatic hormone

Q. Who is the father of Plant tissue culture?

1. Haberlandt
2. Gautheret
3. Steward
4. Bonner

Q. Embryo culture is used for________

1. establishing suspension culture
   
2. recovery of interspecific hybrids
   
3. somatic hybridization
   
4. haploid production
   

Q. Coconut water is synonymous with:

1. Liquid nucellus
2. Liquid endosperm
3. Liquid chalaza
4. Liquid of female gametophyte

Q. Based on the image choose the correct option.

1. 1 - Explant, 2 - Callus, 3 - Organogenesis, 4 - Plant tissue culture
2. 1 - Explant, 2 - Organogenesis, 3 - Regeneration, 4 - Plant tissue culture
3. 1 - Explant, 2 - Callus, 3 - Somatic embryogenesis, 4 - Plant tissue culture
4. 1 - Explant, 2 - Callus, 3 - Somatic embryogenesis, 4 - Regeneration

Q. Regarding assertion and reason, choose the correct option.
Assertion:Interspecific hybridization often fails to form normal embryos.
Reason: Such embryos can germinate in culture conditions.

1. Both the assertion and reason are true and the reason is the correct explanation for the assertion.
2. Both the assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but the reason is false
4. Both the assertion and reason are false.

Q. Coconut water is synonymous with:

1. Liquid endosperm
2. Liquid nucellus
3. Liquid of female gametophyte
4. Liquid chalaza

Q.

Explant required for virus free culture is

1. Root

2. Shoot tip

3. Leaf

4. Leaf and root

Q. Somaclones are obtained by :

1. Genetic engineering
2. Tissue culture
3. Plant breeding
4. Irradiation genetic engineering

Q. The hormones required for plant tissue culture are.

1. auxin & cytokinin
2. auxin & ethylene
3. cytokinin & ethylene
4. somatic hormone

Q. Label the parts of the following image.

1. Organogenesis
2. Callus
3. Tissue culture
4. Explant

Q. Based on the image choose the correct option.

1. 1 - Explant, 2 - Callus, 3 - Organogenesis, 4 - Plant tissue culture
2. 1 - Explant, 2 - Organogenesis, 3 - Regeneration, 4 - Plant tissue culture
3. 1 - Explant, 2 - Callus, 3 - Somatic embryogenesis, 4 - Plant tissue culture
4. 1 - Explant, 2 - Callus, 3 - Somatic embryogenesis, 4 - Regeneration

Q.

In crop improvement haploids are important because they

1. require one half of nutrients

2. are helpful in study of meiosis

3. give rise to hybrids very quickly

4. pure lines can be formed quickly

Q.

Somaclones are obtained by:

1. Genetic engineering

2. Tissue culture

3. Plant breeding

4. Irradiation

Q. Label the parts of the following image.

1. Organogenesis
2. Callus
3. Tissue culture
4. Explant

Q.

Which among the following shows the correct chronological order of the events occurring during callus culture?

1. Explant – cell division – callus – cytokinin – cells acquire meristematic property

2. Callus – cell division – explant – cytokinin – acquire meristematic property

3. Callus – explant – cell division – cytokinin – cell acquire meristematic activity

4. Explant – callus – cell division – cytokinin – cell acquire meristematic activity