Question:
It is known that some varieties of wheat are sown in autumn but are harvested around next mid-summer.
a. What could be the probable reason for this?
b. What term is used for this promotion of flowering under low temperature?
c. Which plant hormone can replace the cold treatment?
Solution:
(a) When they are planted in autumn, they take their time to germinate and over the winter season. On the spring season, the normal growth resumes and harvested on next summer mid.
(b) Promotion of flowering under low temperature is called vernalization.
(c) The plant hormone that can replace the cold treatment is called gibberellin.