In plants, the induction of flowering, by low temperature treatment, is called

Options

(a) vernalisation
(b) photoperiodism
(c) pruning
(d) cryobiology

Correct Answer:

vernalisation

Explanation:

Photoperiodism is the response of plants to the relative lenght of day (light) and night (darkness). Phototaxis is taxis (plant movement) in which stimulus is light. Phototropism is tropism in which stimulus is light (bending of plants towards light). Vernalization is application of cold treatment of plants to effect flowering.