BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 42, Problem 9SA
Summary Introduction
Introduction:
Any gas that can absorb infrared radiations which are emitted from the surface of the Earth is known as a greenhouse gas. Some of the greenhouse gases are water vapors, methane, carbon dioxide, and ozone.
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Chapter 42 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 42 - In most ecosystems, producers use energy from...Ch. 42 - Prob. 2SACh. 42 - Organisms at the first trophic level ________. a....Ch. 42 - Primary productivity on land is affected by...Ch. 42 - An _______ is an autotroph. a. producer c....Ch. 42 - Most of Earths fresh water is _______. a. in lakes...Ch. 42 - Earths largest carbon reservoir is _______. a. the...Ch. 42 - Carbon is released into the atmosphere by ________...Ch. 42 - Prob. 9SACh. 42 - The ______ cycle is a sedimentary cycle. a....
Ch. 42 - Earths largest phosphorus reservoir is ________....Ch. 42 - Plants obtain ______ by taking it up from the air....Ch. 42 - Prob. 13SACh. 42 - Soil in _______ is richest in carbon. a. the...Ch. 42 - Prob. 15SACh. 42 - Marguerite has a vegetable garden in Maine....Ch. 42 - Prob. 2CTCh. 42 - Prob. 3CTCh. 42 - Prob. 4CT
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- The process whereby oxygen is depleted by the growth of microorganisms due to excess nutrients in aquatic systems is called ________. a. dead zoning b. eutrophication c. retrofication d. depletionarrow_forwardAs greenhouse gas levels in the atmosphere decrease, global temperatures __________________________. a. increase b. stay the same c. decrease d. there is no correlationarrow_forwardWe learned an ironic twist in the film called "The Other Inconvenient Truth." It was that a. agriculture creates more pollution than other sources, but we have to increase farming for the growing population b. that nitrogen in the soil is significant pollution, but if we don't use these fertilizers we will not have enough food c. That methane is produced by animals and by growing rice. So becoming vegetarian won't clear methane from the atmosphere. d. agriculture uses 70% of fresh water mined , causing a salt water pollution tooarrow_forward
- Which of the following is not a fossil fuel? a. natural gas b. coal c. wood d. petroleumarrow_forwardWhich one of the following is a Greenhouse gas? A. Oxygen B. Methane C. Sulphur dioxide D. Nitrogenarrow_forwardPlants use carbon dioxide from the air and are therefore called _____. a. consumers b. producers c. decomposer d. carbon fixersarrow_forward
- The process whereby nitrogen is brought into organic molecules is called ________. a. nitrification b. denitrification c. nitrogen fixation d. nitrogen cyclingarrow_forwardFill in the blank based off the graph: Most of the mercury emitted in South and Central America was through ________ A. artisanal and small-scale gold miningB. fossil fuel combustionC. metal productionD. cement productionarrow_forwardIn most ecosystems, the primary producers use energy from______ to build organic compounds. a. sunlight b. heat c. breakdown of wastes and remains d. breakdown of inorganic substances in the habitatarrow_forward
- A salmon has higher mercury levels than phytoplankton. This is due to______? A. Food-web magnification B. Bioaccumulation C. Biomagnification D. Persistent organic pollutionarrow_forwardWhy are many people especially concerned about the release of carbon dioxide through fossil fuel combustion? A. Carbon dioxide is by far the most abundant of the greenhouse gases released through human activities. B. More than any other climate driver, carbon dioxide has contributed the most to the global rise in temperature since the industrial revolution. C. Carbon dioxide turns over very slowly, so the carbon dioxide released into the atmosphere today can affect the global climate for thousands of years into the future. D. All of the above are correct E. None of the above are correctarrow_forwardChoose the correct answer. Which of the following human activities involves stripping land to obtain ores? A. Production of pest B. Recycling of water C. Desertification D. Eutrophication of bodies of waterarrow_forward
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