BIOLOGY-TEXT
5th Edition
ISBN: 9781260169621
Author: BROOKER
Publisher: MCG
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Chapter 59, Problem 3TY
Summary Introduction
Introduction: The burning of fossil fuels is the major cause of an elevated concentration of carbon dioxide in the atmosphere. These fuels release carbon dioxide in the atmosphere when burned.
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AtmosphericCO2 concentrations began their most recent steep increase about:a.5000 B.C.b.1000 B.C.c.1400 A.D.d.1800 A.D.e.1950 A.D.
Which of the following statements about the carbon dioxide emitted to the atmosphere by human activities each year is most accurate?
a.
About half of it remains in the atmosphere and the other half is split equally between uptake by the oceans and vegetation.
b.
Nearly all of it remains in the atmosphere.
c.
About half of it dissolves in the oceans.
d.
On an annual basis, human-caused emissions of carbon dioxide are small compared to volcanic emissions.
e.
Human-caused emission of carbon dioxide is much greater than that emitted by respiration of all plants, animals, and microorganisms.
When the sulfur dioxide released from burning fossil fuels reacts with water vapor in clouds, sulfuric acid forms.
a. Is sulfuric acid a primary or secondary pollutant?
b. Is the pollution in this example point or non-point?
C.Is the pollution in this example acute or chronic?
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- Whichof the following gases contribute to warming of the Earth’s surface through thegreenhouse effect?a.Carbon dioxideb.Methanec.Water vapord.Nitrous oxidee.All of the choices applyarrow_forwardWhich of the following policies would lead to a reduction in the carbon intensity term? a. updating existing infrastructure to have energy efficient appliances b. investing in technology that will require less energy c. investing in building cars that are more fuel efficient d. subsidizing large scale solar and wind farmsarrow_forwardAnswer all questionarrow_forward
- As greenhouse gas levels in the atmosphere decrease, global temperatures __________________________. a. increase b. stay the same c. decrease d. there is no correlationarrow_forwardwhich is the currently CO2 content of Earth'satmosphere is approximatelyA. 1%.B. 20%.C. 25 ppm.D. 330 ppm.E. 600 ppm.arrow_forwardWhich of the following approaches would be the most effective way to reduce greenhouse carbon dioxide? a. Increase waste deposition into the deep ocean. b. Plant more environmentally-suitable plants. c. Increase use of fuel sources that do not produce carbon dioxide as a by-product. d. Decrease livestock agriculture.arrow_forward
- The best long-term solution to the greenhouse gas problem is a.Develop a machine which absorbs carbon dioxide and releases oxygen, similar to what plants do, but better. b.Generating enough smoke in the atmosphere, so that less sunlight penetrates to the earth's surface. c.Using powerful rockets, shift the earth in its orbit slightly, so that it is farther from the sun. d.Using only clean sources of energy.arrow_forwardNAAQS may change over time because the ability of the population to resist pollutants changes over time a. the ability of polluters to develop new pollution control technologies improves over time C. both (a) and (b) none of the abovearrow_forwardChoose the letter of the correct answer: 1.) The main causative agent of ozone depletion is _______ a. mercury b. lead c. radioactive wastes d. nuclear power plant 2.) Ozone is the protection of living organisms against _______ a. ozone b. oxygen gas c. stratosphere d. none of these 3.) Forest type present in the Philippines ______ a. CFCs b. NO2 c. SO2 d.SO3arrow_forward
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