Organogenesis

Q.

Difference between auxotrophs and prototrophs

Q. Organogenesis refers to differentiation and formation of roots and shoots.

1. True
2. False

Q. Which of the following statements is true regarding callus formation in tissue culture?

1. Callus formation takes place after the formation of a plantlet
2. The formation of callus requires the presence of growth hormones in the culture media
3. The cells of an explant divide meiotically to form a callus
4. The callus formed gradually grows into a new plant without any special treatment

Q. Organogenesis refers to differentiation and formation of roots and shoots.

1. True
2. False

Q. Shoot bud formation in tissue culture is promoted by

1. high auxin : low cytokinin
2. low auxin : high cytokinin
3. auxin : sucrose
4. $G{A}_3$ : cytokinin

Q. A totipotent cell means

1. An undifferentiated cell capable of developing into a system or entire plant
2. A differentiated cell capable of developing into an organ
3. An undifferentiated cell capable of developing into complete embryo
4. Cell which lacks the capability to differentiate into an organ or system

Q. Organogenesis refers to differentiation and formation of roots and shoots.

1. True
2. False