Uses of Tissue Culture

Q. Regarding assertion and reason, choose the correct option
Assertion [A]: Meristem culture is the best method to get virus free plants.
Reason [R]: Meristems divide rapidly and do not allow virus multiplication.

1. Both A and R are true and R explains A
2. Both A and R are true but R does not explain A
3. A is true and R is false
4. Both A and R are false

Q. In order to obtain disease –free plants through tissue culture techniques, the best method is

1. embryo rescue
2. 
   anther culture
   
3. protoplast culture
4. meristem culture

Q. A technique of micropropagation is:

1. Embryo rescue
2. Somatic hybridization
3. Somatic embryogenesis
4. Protoplast fusion