Q22Multiple choice
Fill in the places with appropriate word/words.
- a.A phase of growth which is the maximum and fastest is __________.
- b.Apical dominance as expressed in dicotyledonous plants is due to the presence of more ________ in the apical bud than in the lateral ones.
- c.In addition to auxin, ________ must be supplied to culture medium to obtain a good callus in plant tissue culture.
- d.________ of a vegetative plants are the sites of photoperiodic perception. Ans. a. exponential/log phase of an S-curve. b. auxin/IAA c. cytokinin/Kinetin/6 BAP/Zeatin/etc. d. leaves.