The pineapple which under natural conditions is difficult to blossom has been made

The Pineapple Which Under Natural Conditions Is Difficult To Blossom Biology Question

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.

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Topics: Photosynthesis and Plant Growth (26)
Subject: Biology (4253)

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