BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 26, Problem 3SA
Summary Introduction
Introduction:
Water is a chemical substance that is vital to support all life forms. In plants, water is required for carrying out various essential functions including photosynthesis. The water is transported in plants from the roots to its leaves.
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Is water primarily pushed or pulled up the plant?
A. Push
B. Pulled
Water transpires primarily from?
A. Only open stomata
B. Entire leaf surface
C. All stomata
With stomata closed, a waterproof cuticle______ . a. minimizes water loss through plant surfaces b. permits gas exchange between the plant and the air c. both a and b
Root hairs____ . a. conduct water from cortex to aboveground shoots b. increase the root’s surface area for absorption c. anchor the plant in soil
Chapter 26 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 26 - Prob. 1SACh. 26 - Prob. 2SACh. 26 - Prob. 3SACh. 26 - Prob. 4SACh. 26 - The nutrition of some plants is enhanced by a...Ch. 26 - Water evaporation from plant parts is called...Ch. 26 - Prob. 7SACh. 26 - Prob. 8SACh. 26 - Sieve tubes are part of ___________. a. cortex c....Ch. 26 - Prob. 10SA
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- The activity of lateral meristems_____ older roots and stems. a. lengthens b. thickens c. both a and barrow_forwardIn roots, growth of lateral branches beginsa. on the root epidermis.b. on the root hairs.c. at the ground meristem.d. at the pericycle.arrow_forwardWhich plant organ exhibits only determinate growth? a. root b. stem c. leaf d. all organs above only grow determinatelyarrow_forward
- The ability of a sunflower plant to become taller is directly due to itsa. apical meristem. c. mesophyll cells.b. lateral meristems. d. petiole.arrow_forwardWhich of the following would tend to increase transpiration?(A) spiny leaves(B) sunken stomata(C) a thicker cuticle(D) higher stomatal densityarrow_forwardRoots differ from stems because roots lack a. vessel elements. b. nodes. c. an epidermis. d. ground tissue.arrow_forward
- In vascular plants, phloem tissue primarilya. transports water.b. transports carbohydrates.c. transports minerals.d. supports the plant.arrow_forwardRoots and shoots lengthen through activity at______ . a. apical meristems c. vascular cambium b. lateral meristems d. cork cambiumarrow_forwardWhich of the following is/are false regarding the phloem? A. It transports starch from the leaves to the stem. B. It transports sucrose from the leaves to the roots. C. It is located lateral to the xylem in tree stems. D. Unlike the xylem, majority of the cells are living. E. A and D F. B and Carrow_forward
- A difference between monocot and dicot plant stems is thea. absence of buds in monocots.b. organization of vascular tissue.c. presence of guard cells.d. absence of stomata.arrow_forwardPlants absorb most part of water needed by them through their: A. embryonic zone B. growing point C. root hairs D. zone of elongationarrow_forwardClosed stomata ________. a. limit gas exchange c. prevent photosynthesis b. permit water loss d. absorb lightarrow_forward
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