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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: - The abiogenisis occurred about how many billion years ago
- Lack of pulmonary surfactant produces
- Eutrophication is often seen in
- Lysosome the suicidal bags were first observed by
- The taxonomic unit phylum in the classification of animals is equivalent to
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
- The abiogenisis occurred about how many billion years ago
- Lack of pulmonary surfactant produces
- Eutrophication is often seen in
- Lysosome the suicidal bags were first observed by
- The taxonomic unit phylum in the classification of animals is equivalent to
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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