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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.
Related Questions: - Cycas and Adiantum resemble each other in having
- Pollen tablets are avalable in the market for:
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Topics: Photosynthesis and Plant Growth
(26)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Cycas and Adiantum resemble each other in having
- Pollen tablets are avalable in the market for:
- Malpighian body is constituted by
- Excessive elongation of plant stem is due to
- International Rice Research Institute (IRDI) is located in
Topics: Photosynthesis and Plant Growth (26)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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