Short- Day Plants Flower Only If

Question

Short- day plants flower only if
A) the duration of uninterrupted darkness is longer than some species- specific length.
B) their phytochrome- mediated responses are inhibited.
C) they are in the shade.
D) abscisic acid is available.

Accepted Answer

Short-day plants require a longer period of uninterrupted darkness to trigger flowering, as this signals the plant that the days are getting shorter, which is essential for their flowering process.