CAMPBELL BIOLOGY:CONCEPTS... >CUSTOM<
18th Edition
ISBN: 9781323753149
Author: SIMON
Publisher: PEARSON C
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Chapter 33, Problem 12TYK
Summary Introduction
Introduction: Seasonal events, such as flowering, seed germination, and breaking of bud dormancy, are very crucial in the life of a plant. The occurrence of these events in wrong seasons can lead to severe consequences such as death of the plant.
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Students have asked these similar questions
31. what meristematic area produces parenchyma cells of the cortex
a. protoderm
b. pith
c. ground meristem
d. procambium
32. this meristematic area produces the primary xylem and primary phloem
a. procambium
b. ground meristem
c. protoderm
d. pith
Choose the incorrect statement:
a.
Fusiform and ray initials are formed by the vascular cambium.
b.
The cork cambium produces the periderm layer, a thicker tougher outer layer that replaces the epidermis.
c.
Wood is composed of secondary xylem.
d.
The vascular cambium separates the xylem on the outside of the stem and the phloem on the inside.
Choose correct option and explain.
A plant wilts when-
a) sunlight is not available and the rate of photosynthesis slows down.
b) the mycorrhizae among its roots have "stolen" too much water from the plant.
c) it is sad.
d) turgor pressure in cells' central vacuoles is high.
e) turgor pressure in cells' central vacuoles is low
Chapter 33 Solutions
CAMPBELL BIOLOGY:CONCEPTS... >CUSTOM<
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
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- Phytochrome is a plant pigment protein that: a. mediates plant infection b. promotes plant growth c. mediates morphological changes in response to red and far-red light d. inhibits plant growtharrow_forwardPlease clearly type the answer the all of the parts to this question please (a) Explain what Florigen is. (b) Explain how the floral stimulus, which originates in the minor veins of source leaves, has its effect in the shoot apical meristem. (c) Describe a classic experiment that demonstrated the existence of Florigen.arrow_forward5.A plant gets rid of excess water through transpiration. Which is a method used by plants to get ridof solid waste products?(a) shortening of stem(b) dropping down of fruits(c) shedding of yellow leaves(d) expansion of roots into the soilarrow_forward
- Please clearly type the answer the all of the parts to this question please (b) Explain how the floral stimulus, which originates in the minor veins of source leaves, has its effect in the shoot apical meristem. (c) Describe a classic experiment that demonstrated the existence of Florigenarrow_forwardChoose the best answer for following question. Gases, such as CO2, enter the leaf through:a. stomata. c. the mesophyllb. bundle sheath cells d. the phloemarrow_forwardWhich of the following is false about the phytochrome protein?a. There are two convertible forms.b. It primarly absorbes blue wavelengths of light.c. It is involved in seed germination.d. It is involved in plant sensing of spacing.arrow_forward
- Root cells exhibit positive gravitropism with the help ofa. auxin in the root cells.b. amyloplasts in root cells.c. exposure to sunlight.d. a nearby substrate.arrow_forwardStomata (a) help prevent desiccation of plant tissues (b) transport water and minerals through plant tissues (c) allow gas exchange for photosynthesis (d) strengthen cell walls (e) produce male gametesarrow_forward1. Some plants grow mostly upward and no side branches. This condition is known as A. Apical dominance B. Dwarfism C. Leaf drop D. Nastic movement 2. Which hormones is responsible for the case stated in number 1? A. Auxin B. Ethylene C. Gibberellins D. Cytokininarrow_forward
- Owners and managers of plant nurseries have to plan lighting schedules lor a long-day plant that will flower in February. What lighting periods will be most effective? What color of light should be chosen?arrow_forwardClosed stomata ________. a. limit gas exchange c. prevent photosynthesis b. permit water loss d. absorb lightarrow_forwardWhich of the following statements is false? a. Auxin and gibberellin promote stem elongation b. Cytokinin promotes cell division in shoot tips c. Abscisic acid promotes water loss and dormancy d. Ethylene promotes fruit ripening and abscission.arrow_forward
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