Question

If a long day plant is given 8 hours light and 16 hours dark and the dark period is interrupted by two flashes in the middle-a flash of 730 nm following by another flash of 660 nm, the

➡️ Floral apex is scorched

➡️ Plant remains vegetative

➡️ Plant produces flower

➡️ Plant produces a few sterile flowers
​

Answer 1

Answer:-

Plant produces flower

Information:-

In long day plants, long photoperiods for initiation of flowering. Here, the long day plant is given 8 hours light, which is less than the critical length. But to compensate that two flashes are given in the middle of the dark period. So, the plant will flower$.$

Answer 2

Answer:

In long day plants, long photoperiods for initiation of flowering. Here, the long day plant is given 8 hours light, which is less than the critical length. But to compensate that two flashes are given in the middle of the dark period. So, the plant will flower

Explanation: