Question

The following statements about onion are given below
(A). Temperature is comparatively more important for bulb formation
(B). Photoperiod is more important for flowering
(C). Long day onion varieties do not bulb under short day conditions
(D). Genetic constitution of the male sterility maintainer is Nmsms.
Choose the correct answer from the options given below:

• A. (A), (B) and (D) only.
• B. (A) and (D) only.
• C. (A), (B), (C) and (D).
• D. (C) and (D) only.

Hint:

Remember the rule of opposites for onion:
- Bulbing $\rightarrow$ regulated by Photoperiod
- Flowering $\rightarrow$ regulated by Temperature (Vernalization)

Answer 1

The Correct Option is D