Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN: 9781305073951
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 28, Problem 11SQ
When guard cells swell, ______
- a. transpiration ceases
- b. stomata close
- c. stomata open
- d. root cells die
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Students have asked these similar questions
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
Why do desert plants that live in very hot and dry conditions have stomata? a. To allow for transpiration b. To allow for gas exchange c. To allow for the release of excess heat d. Both a and b are correct.
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
Chapter 28 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 28 - Carbon, hydrogen, and oxygen are _______ for...Ch. 28 - Decomposing organic matter in soil is called...Ch. 28 - A vascular cylinder consists of _______ a....Ch. 28 - Prob. 4SQCh. 28 - The nutrition of some plants is enhanced by a...Ch. 28 - Water evaporation from plant parts is called...Ch. 28 - Prob. 7SQCh. 28 - Prob. 8SQCh. 28 - Sieve tubes are part of ______. a. cortex b....Ch. 28 - With stomata closed, a waterproof cuticle ______...
Ch. 28 - TCE Uptake by Transgenic Plants Plants used for...Ch. 28 - TCE Uptake by Transgenic Plants Plants used for...Ch. 28 - TCE Uptake by Transgenic Plants Plants used for...Ch. 28 - TCE Uptake by Transgenic Plants Plants used for...Ch. 28 - When guard cells swell, ______ a. transpiration...Ch. 28 - Stomata open in response to light when _______ a....Ch. 28 - Prob. 13SQCh. 28 - Prob. 14SQCh. 28 - Prob. 15SQCh. 28 - Nitrogen deficiency stunts plant growth and causes...Ch. 28 - You just returned home from a three-day vacation....Ch. 28 - Prob. 3CTCh. 28 - Prob. 4CTCh. 28 - Prob. 5CT
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- 5.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_forwardWhich of the following would tend to increase transpiration?(A) spiny leaves(B) sunken stomata(C) a thicker cuticle(D) higher stomatal densityarrow_forwardA 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_forward
- Stomata are usually opena. at night, when the plant requires a supply of oxygen.b. during the day, when the plant requires a supply of carbondioxide.c. day or night if there is excess water in the soil.d. during the day, when transpiration occurs.e. Both b and d are correct.arrow_forwardThe ability of a sunflower plant to become taller is directly due to itsa. apical meristem. c. mesophyll cells.b. lateral meristems. d. petiole.arrow_forwardWhy do land plants have stomates (sometimes called stomata)? a. To allow plants to take in carbon dioxide from the atmosphere. b. All of the choices are true; none are false. c. To control water loss while allowing for the uptake of some raw materials of photosynthesis. d. They allow the plant to have some control over transpiration rates.arrow_forward
- Which plant organ exhibits only determinate growth? a. root b. stem c. leaf d. all organs above only grow determinatelyarrow_forwardGuard cellsa. are found primarily on the upper surface of leaves.b. open their stomata by shrinking.c. lack chloropolasts.d. close in response to abscisic acid.arrow_forwardIn vascular plants, phloem tissue primarilya. transports water.b. transports carbohydrates.c. transports minerals.d. supports the plant.arrow_forward
- The activity of lateral meristems_____ older roots and stems. a. lengthens b. thickens c. both a and barrow_forwardIf a plant’s stomata are made to stay open at all times, orclosed at all times, it will die. Why?arrow_forwardChoose 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 lowarrow_forward
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