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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.
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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
- Sea weeds are a source of
- The hilum and micropyle lie side by side and very close to each other in
- Random unidirectional change in allele frequencies that occurs by chance
- Which of the following is polymerized to form proteins
- What is true about Bt toxin?
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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