Question

Choose the correct answer from the alternatives given.
A short-day plant

• A. is the same as the long-day plant
• B. is apt to flower in the fall
• C. requires a photoperiod shorter than a certain, length
• D. both (b) and (c)

Answer 1

The correct option is C requires a photoperiod shorter than a certain, length

A short day plant is those who flower when the day length is below the critical period (A duration of light which is always lower for short day plants and should not exceed the critical period). E.g., sugarcane etc. This is the most common type of category and mostly all of the plants belong to this category.

So, the correct option is 'Requires a photoperiod shorter than a certain length'.