1. A short-day plant flowers only when exposed to light for less than 12 hours long. Which of the following would cause the plant to flower a 12-hour day and 12-hour night with a flash of red light b. an 8-hour day and 16-hour night with a flash of white light after 8 hours c. 9-hour night and 15-hour day with 1 minute of darkness after 7 hours d. 13-hour night and 11-hour day with 1 minute of darkness after 6 hours e. 24 hours of continuous light
1. A short-day plant flowers only when exposed to light for less than 12 hours long. Which of the following would cause the plant to flower a 12-hour day and 12-hour night with a flash of red light b. an 8-hour day and 16-hour night with a flash of white light after 8 hours c. 9-hour night and 15-hour day with 1 minute of darkness after 7 hours d. 13-hour night and 11-hour day with 1 minute of darkness after 6 hours e. 24 hours of continuous light
Biology 2e
2nd Edition
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark
Chapter30: Plant Form And Physiology
Section: Chapter Questions
Problem 40CTQ: Owners and managers of plant nurseries have to plan lighting schedules lor a long-day plant that...
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1. A short-day plant flowers only when exposed to light for less than 12 hours long. Which of the following would cause the plant to flower
a 12-hour day and 12-hour night with a flash of red light
b. an 8-hour day and 16-hour night with a flash of white light after 8 hours
c. 9-hour night and 15-hour day with 1 minute of darkness after 7 hours
d. 13-hour night and 11-hour day with 1 minute of darkness after 6 hours
e. 24 hours of continuous light
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