Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 28, Problem 2SQ
Decomposing organic matter in soil is called _____.
- a. clay
- b. humus
- c. topsoil
- d. silt
- e. sand
- f. leaching
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Decomposing organic matter in soil is called______ . a. clay d. silt b. humus e. sand c. topsoil f. leaching
A soil consists of layers called ________ that taken together are called a ________. a. soil profiles : horizon b. horizons : soil profile c. horizons : humus d. humus : soil profile
A. The weathering and erosion in the area happens deep under the soil so the area looks unaffected
B. Less sediment flows into the area because the vegetation soaks up all the water and makes its drier.
C .the high amount of vegetation in the area causes more roots to hold the soil in place against weathering.
D. The high amount of vegetation in the area causes an increase in oxygen causing stronger more stable soil.
Chapter 28 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 28 - Prob. 1DAACh. 28 - Prob. 2DAACh. 28 - Prob. 3DAACh. 28 - Prob. 4DAACh. 28 - Prob. 1SQCh. 28 - Decomposing organic matter in soil is called...Ch. 28 - Prob. 3SQCh. 28 - Prob. 4SQCh. 28 - Prob. 5SQCh. 28 - Prob. 6SQ
Ch. 28 - Water evaporation from plant parts is called...Ch. 28 - Prob. 8SQCh. 28 - Prob. 9SQCh. 28 - Sieve tubes are part of ______. a. cortex b....Ch. 28 - With stomata closed, a waterproof cuticle ______....Ch. 28 - Prob. 12SQCh. 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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- 3. _______________ soils have very low bulk density compared with mineral soils. a. Organic c. Climatic b. Inorganic d. Mineralsarrow_forwardWhich of the following is not an element of soil sustainability? a. Green manures b. Plowing C. Mulching d. Mixed farming e. Contour plowing Which of the following is not a phenolic a. Flavones b. Anthocyanins С. Coumarins d. Rubber e. Taninsarrow_forwardName the following as soil forming processes: a. Soil erosion b. Formation of humus c. Weathering of sand d. Nutrients absorbed by plant roots e. deposition of organic matter f. Leaching of water along with dissolved ionsarrow_forward
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- 12. Which of the following soil textures would be the best for housing construction, or to support a dry forest habitat (favored by oak trees and white birch trees)? A. silty soils, with rock particle sizes between 0.02 and 0.002 millimeters B. loamy soils, with intermediate drainage of water C. coarse soils, with rock particle sizes between 2.0 and 0.02 millimeters D. clay soils, with poor drainage of water E. fine soils, with rock particle sizes less than 0.002 millimetersarrow_forward1. Which of the following soil textures would be the best for lining the basin of a fish pond (providing an impermeable layer at the bottom so that water does not leak out)? A. silty soils, with rock particle sizes between 0.02 and 0.002 millimeters B. loamy soils, with intermediate drainage of water C. coarse soils, with rock particle sizes between 2.0 and 0.02 millimeters D. sandy soils, with very rapid drainage of water E. clay soils, with rock particle sizes less than 0.002 millimetersarrow_forwardWhich factors affect soil quality? a. chemical composition b. history of the soil c. presence of living organisms and topography d. all of the abovearrow_forward
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