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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: - One mole of ATP on hydrolosis yield energy equivalent to
- Who proposed phylogenetic system of classification?
- Sudden rustling of doors and windows is due to
- The government sponsored programme for growing trees in towns
- A eukaryotic gene contain two kinds of base sequences. Which of these plays
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
- One mole of ATP on hydrolosis yield energy equivalent to
- Who proposed phylogenetic system of classification?
- Sudden rustling of doors and windows is due to
- The government sponsored programme for growing trees in towns
- A eukaryotic gene contain two kinds of base sequences. Which of these plays
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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