Biology: Science For Life With Physiology Plus Mastering Biology With Pearson Etext -- Access Card Package (6th Edition) (what's New In Biology)
6th Edition
ISBN: 9780134794679
Author: BELK
Publisher: PEARSON
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Chapter 26, Problem 10LTB
Summary Introduction
Introduction:
Plant hormones are the chemical substances produced by the plants in small quantities. These hormones are essential for the growth and development of the plant. Plant hormones are produced by the specialized cells. These plant hormones play important role in reproduction, growth and defense mechanism.
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Students have asked these similar questions
Plant growth...
hormones only have very specific, limited functions
is centrally regulated by the plant nervous system
only involves hormones made at the site of action
can vary in response to environmental conditions
all of the above
Last Valentine's day, an 18-year old girl received a bouquet of flowers from the boy that she likes. She wanted to keep the cut flowers for a few more days so she asked for your advice on how she can retain the freshness of the flowers. Given this situation, what specific plant hormone would you recommend to her?
a. abscisic acid
b. auxin
c. ethylene
d. gibberellin
e. cytokinin
Match each hormone to its function or application.
NOTE: If none of the options are correct, you MUST select #4for 'none of the above', otherwise it will be graded as incorrect
Question 14 options:
Auxin
Giberellins
Cytokinins
Ethylene
1.
Used in anti-aging skin creams.
2.
Ripens fruit.
3.
Causes stems to bend towards the light.
4.
None of the above
Chapter 26 Solutions
Biology: Science For Life With Physiology Plus Mastering Biology With Pearson Etext -- Access Card Package (6th Edition) (what's New In Biology)
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- Match the observation with the main hormones.. ___ ethylene a. Your cabbage plants bolt they form elongated flowering stalks. ___ cytokinin b. The potted plant in your room is leaning toward the window ___ auxin c. Lateral buds are sprouting. ___ gibberellin d. The seeds of your roommates marijuana plant do not germinate no matter what he does to them. ___ abscisic acid e. The last of your apples is getting really mushy ___ nitric oxide f. Your lettuce plants develop brown spots on their leaves.arrow_forwardThe summer is not optimal for grape growing and you're searching in your memory for something regarding plant hormones. Explain 2 ways you could utilize plant hormones (choose from auxin, ethylene, cytokinin, gibberellin, abscisic acid, salicylic acid, jasonic acid) to compensate for a problem during growing. For each way:arrow_forwardDescribe the Function of Plant hormonesarrow_forward
- Greenhouse-grown tomato seedlings are often brushed by hand to simulate wind. This causes seedlings to grow slower, thicken stems, & resist mechanical wind damage when planted in the field. Which hormone is responsible? Auxin Salicylic acid Gibberellin Abscisic acid cytokinin Ethylenearrow_forwardList some examples of plant hormones.arrow_forwardWhich plant hormone is known as germination inhibitor? gibberellin ethylene abscisic acid auxinarrow_forward
- Gaseous hormones are able to enter cells without requiring specialmembrane transporter. Which of the major plant hormones is adiffusible gas?a. auxin b. gibberellin c. cytokinin d. ethylene e. abscisic acidarrow_forwardCattle in industrial dairy farms are typically given rBST, an animal hormone that increases a cow’s milk production. There is concern that such hormones may have unforeseen effects on milik-drinking humans. Why is there much less concern about plant hormones in the plant foods we eat?arrow_forwardWhat hormone regulates water balance in plants? * stomata abscisic acid no answer auxin ethylenearrow_forward
- Choose the correct answer. These are chemical messenger that modulate the development of the different organs such that their relative growth is integrated and coordinated with each other? a) Psychohormones b) Fertilizers c) Phytohormones d) Plant Nutrientsarrow_forwardCan you answer this question, all of the parts please. A. Please explain the phenomenon of apical dominance in plant growth. B. Which plant hormone(s) involved in apical dominance?arrow_forwardIf a farmer wanted less tightly packed clusters of grapes, he would most likely spray the immature bunches with which of the following hormones? cytokinins gibberellins auxin abscisic acidarrow_forward
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