An iris plant blooms when days are longer. This is an example of which type of plant response? gravitropism photoperiodism thigmotropism hydrotropism

Respuesta :

This is an example of;

B. Photoperiodism

Photoperiodism is the response of an organism to seasonal changes in day length.

They are classified under three groups according to the photoperiods;

1. Short-day plants

2. Long-day plants

3. Day-neutral plants.

Answer:

b

Explanation: