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Importance of day length in flowering of plants was first shown in
Options
(a) lemna
(b) tobacco
(c) cotton
(d) petunia
Correct Answer:
tobacco
Explanation:
Photoperiodism was first studies by Garner and Allard (1920). They observed that “Maryland Mammoth” variety of tobacco could be made to flower in summer by reducing the light hours with artificial darkening. It could be made to remain vegetative in winter by providing extra light.
Related Questions: - In meiosis, the daughter cells are not similar to that of parent because of
- The age of fossils is determined by
- The first human hormone produced by recombinant DNA tecnology is:
- Which organization publishes the Red Data Book?
- F particles are present in
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Photosynthesis and Plant Growth
(26)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In meiosis, the daughter cells are not similar to that of parent because of
- The age of fossils is determined by
- The first human hormone produced by recombinant DNA tecnology is:
- Which organization publishes the Red Data Book?
- F particles are present in
Question Type: Memory (964)
Difficulty Level: Easy (1008)
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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