The pineapple which under natural conditions is difficult to blossom has been made to produce fruits throughout the year by application of

Options

(a) IAA, IBA
(b) NAA, 2, 4-D
(c) Phenyl acetic acid
(d) Cytokinin

Correct Answer:

NAA, 2, 4-D

Explanation:

Plants which are difficult to flower can be made to do so by spraying them with 2,4,-D (2,4, – dichlorophenoxy acetic acid) and NAA (napthalene acetic acid) which are synthetic auxins, e.g., litchi, pineapple.