CAMPBEL BIOLOGY:CONCEPTS & CONNECTIONS
10th Edition
ISBN: 9780136538820
Author: Taylor
Publisher: INTER PEAR
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 33, Problem 15TYK
A certain short-day plant flowers only when days are less than 12 hours long. Which of the following would cause it to flower?
a. a 9-hour night and 15-hour day with 1 minute of darkness after 7 hours
b. an 8-hour day and 16-hour night with a flash of white light after 8 hours
c. a 13-hour night and 11-hour day with 1 minute of darkness after 6 hours
d. a 12-hour day and 12-hour night with a flash of red light after 6 hours
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
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? *
O a 13-hour night and 11-hour day with 1 minute of darkness after 6 hours
a 12-hour day and 12-hour night with a flash of red light
an 8-hour day and 16-hour night with a flash of white light after 8 hours
O a 9-hour night and 15-hour day with 1 minute of darkness after 7 hours
24 hours of continuous light
A long day plant is given a long night, and is interrupted by a light pulse in the middle of the night. Which quality of the light pulse will most likely prevent flowering?
Select one:
a.
UV light
b.
green light
c.
red light
d.
far-red light
In the Philippines, owners and managers of plant nurseries have to plan lighting schedules for a long-day plant (LDP) with a critical night length of 10 hours that will flower in December. What lighting periods and color of light enrichment will be most effective for flowering of the said LDP?
A. Light periods of 15 hours with light enriched in the red range of the spectrum
B. Dark periods of 11 hours with light enriched in the red range of the spectrum
C. Light periods of 14 hours with light enriched in the far-red range of the spectrum
D. Dark periods of 9 hours with light enriched in the far-red range of the spectrum
E. Light periods of 13 hours with light enriched in the red range of the spectrum
F. Dark periods of 10 hours with light enriched in the far-red range of the spectrum
Chapter 33 Solutions
CAMPBEL BIOLOGY:CONCEPTS & CONNECTIONS
Ch. 33 - Test your knowledge of the five major classes of...Ch. 33 - Prob. 2TYKCh. 33 - Prob. 3TYKCh. 33 - In autumn, the amount of _____ increases and the...Ch. 33 - Prob. 5TYKCh. 33 - Prob. 6TYKCh. 33 - Which of the following is a type of defense used...Ch. 33 - Prob. 8TYKCh. 33 - Prob. 9TYKCh. 33 - Prob. 10TYK
Ch. 33 - Prob. 11TYKCh. 33 - Prob. 12TYKCh. 33 - Prob. 13TYKCh. 33 - Prob. 14TYKCh. 33 - A certain short-day plant flowers only when days...Ch. 33 - If apples are to be stored for long periods, it is...Ch. 33 - Prob. 17TYKCh. 33 - A plant nursery manager tells the new night...Ch. 33 - A plant biologist observed a peculiar pattern when...Ch. 33 - Imagine the following scenario: A plant biologist...Ch. 33 - Prob. 21TYK
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Owners and managers of plant nurseries have to plan lighting schedules for a long-day plant that will flower in February. What lighting periods will be most effective? What color of light should be chosen?arrow_forwardB. Identify the plant responses to inducing hormones. Choose your answers in the box and write the correct answers on the blank. G. FLORIGEN A. AUXIN D. ABSCISIC ACID B. GIBBERELLINS E. ETHYLYNE H. METHYL SALICYLATE C. CYTOKININS F. SYSTEMIN _1. Seed germination _2. Phototropism _3. Maintains seed dormancy _4. Shoot elongation _5. Leaf drop _6. Stimulates lateral bud _7. Influence flowering 8. Gravitropism _9. Closes stomata _10. Prevents lateral bud sprout (apical dominance) _11. Fruit development 12. Fruit ripening 13. Gaseous hormonearrow_forwardFar-red light will _________stem elongation and _______seed dormancy. Select one: a. promote, suppress b. suppress, promote c. suppress, suppress d. promote, promotearrow_forward
- We know that short-day plants do not really need short days, but actually long nights. Describe the type of treatment that proves this. Is some kind of light given during the night or some period of darkness given during the day?arrow_forwardWhat is the problem with weed seed? Select one: a. other color b. bad smell c. low moisture content d. toxicarrow_forwarda. Monocot stem Draw or attach a photo of a monocot stem Give characteristics of a monocot stem b. Eudicot stem Draw or attach a photo of a eudicot stem. Give the characteristics of a eudicot stem 3. LEAVES a. Simple leaf Draw a or attach a photo of simple leaf Give characteristics of a simple leaf.arrow_forward
- Abundant and powdery pollen produced by small, indistinct flowers is probably transported by: a. bees and butterflies b. flies c. birds d. windarrow_forwardChoose the best answer for following question It causes leaf abscission. a. auxin d. ethyleneb. gibberellin e. abscisic acidc. cytokininarrow_forwardUnder which of the following conditions would pollen from an S2S5 plant successfully pollinate an S1S5 flower? a. Using pollen from a carpelate flower to fertilize a staminate flower would be successful. b. If the plants used gametophytic self-incompatibility, half of the pollen would be successful. c. If the plants used sporophytic self-incompatibility, half of the pollen would be successful. d. Pollen from an S2S5 plant can never pollinate an S1S5 flower.arrow_forward
- Which of the following phrases best explains how differing maturity levels of the pistil and stamen are beneficial for some flowers ? ANSWER CHOICES ARE IN THE PHOTO. thanksarrow_forwardresearch the following plant and then decide if it is short day plant or long day plant. explaiin why. A. Bleeding heart plant flowers in May B. Fall aster flowers in August/September.arrow_forwardOne of the differences in the seedling groups is A. after 12 hours moderate light plants have a greater chlorophyll content than the low light plants. B. after 8 hours moderate light plants have a greater chlorophyll content than the low light plants. C. after 5 hours moderate light plants have a greater chlorophyll content than the low light plants. D. after 3 hours moderate light plants have a greater chlorophyll content than the low light plants.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Biology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStax
Biology 2e
Biology
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:OpenStax
Plant Reproduction in Angiosperms; Author: Amoeba Sisters;https://www.youtube.com/watch?v=HLYPm2idSTE;License: Standard YouTube License, CC-BY