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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: - A terrestrial animal must be able to
- Select the Taxon mentioned that represents both marine and fresh water species :
- Storage of fat and urea synthesis are the function of
- In hurdle race which of the following is accumulated in the leg muscle
- Secondary sewage treatment is mainly a
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
- A terrestrial animal must be able to
- Select the Taxon mentioned that represents both marine and fresh water species :
- Storage of fat and urea synthesis are the function of
- In hurdle race which of the following is accumulated in the leg muscle
- Secondary sewage treatment is mainly a
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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