Plants detect and respond to the daily cycle of light and darkness.
Circadian rhythms people and animals are usually adapted for a daily cycle of light and dark.
Plants detect light and dark because of their circadian rhythm.
What do plants detect because of their circadian rhythm?
Options:
(A) Temperature changing
(B) Life and death
(C) heat produced
(D) Soil and rocks
(E) Light and dark
(F) flow of electrons
(G) Chemical energy
(H) Rain and dryness