Biology: The Unity and Diversity of Life (Looseleaf)
15th Edition
ISBN: 9781337408417
Author: STARR
Publisher: CENGAGE L
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Chapter 46, Problem 14SQ
Summary Introduction
Concept introduction: The fossil fuels are coal, oil, and natural gas. They are considered as fuels because they liberate heat energy when they are burned. They are regarded as fossil fuels because they are created from the remains of living organisms millions of years ago.
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Carbon is present in the atmosphere as ________. a. carbon dioxide b. carbonate ion c. carbon dust d. carbon monoxide
Burning fossil fuels results in the emission of ________________ into the atmosphere.
a. CO2
b. O2
c. none of the above
d. ozone
We 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 too
Chapter 46 Solutions
Biology: The Unity and Diversity of Life (Looseleaf)
Ch. 46 - Changes in the Air To assess the impact of human...Ch. 46 - Prob. 2DAACh. 46 - Prob. 3DAACh. 46 - Prob. 4DAACh. 46 - In most ecosystems, the primary producers use...Ch. 46 - Organisms at the lowest trophic level in a...Ch. 46 - Prob. 3SQCh. 46 - Prob. 4SQCh. 46 - Efficiency of energy transfers in aquatic...Ch. 46 - Prob. 6SQ
Ch. 46 - Earths largest carbon reservoir is _______. a. the...Ch. 46 - Prob. 8SQCh. 46 - Prob. 9SQCh. 46 - The _____ cycle is a sedimentary cycle. a....Ch. 46 - Earths largest phosphorus reservoir is _______. a....Ch. 46 - Prob. 12SQCh. 46 - Nitrogen fixation converts _______ to _______. a....Ch. 46 - Prob. 14SQCh. 46 - Prob. 15SQCh. 46 - Where does your drinking water come from? An...Ch. 46 - Scientists study bubbles trapped in ancient...Ch. 46 - Nitrogen-fixing bacteria live throughout the...
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- Which of the following is not a fossil fuel? a. natural gas b. coal c. wood d. petroleumarrow_forwardWhich of the following statement is true about fossil fuels? A. Lignite is the highest-grade coal in fossil fuel B. Fossil fuels are presently the world’s primary energy source. C. Fossil fuels are formed in an oxygen-rich environment D. Low pressures and temperature facilitate the formation of fossil fuelarrow_forwardWhich one of the following is not caused due to the PV power plants? a. Land pollution b. Battery Pollution c. Eyesight problem d. Earthquakesarrow_forward
- Earth’s largest carbon reservoir is______ . a. the atmosphere c. seawater b. sediments and rocks d. living organismsarrow_forwardHuman use of fossil fuels has what consequences? Group of answer choices a. increase in CO2 concentration in the atmosphere b. return of fossilized carbon to the active carbon cycle c. increase in global temperatures d. all of the other optionsarrow_forward1. Of all of the fuels used by the United States to generate energy by combustion, over the past 200 years, which one is considered to be a renewable resource (not derived from fossil fuels)? A. natural gas (from underground gas deposits) B. kerosene (from petroleum) C. coal (from coal mines) D. oil (from petroleum) E. wood (from trees)arrow_forward
- Biogas is produced as a result of which of the following Process? a. Decomposition b. Conduction c. Burning d. Digestionarrow_forwardPlants use carbon dioxide from the air and are therefore called _____. a. consumers b. producers c. decomposer d. carbon fixersarrow_forwardChemoautotrophs can survive on ____________ alone.a. minerals b. CO2 c. minerals and CO2 d. methanearrow_forward
- The recent increase in atmospheric CO2 concentration is mainly a result of an increase in a. plant growth. b. the absorption of heat radiating from Earth. c. the burning of fossil fuels and wood. d. cellular respiration by the increasing human population.arrow_forwardThe 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_forwardOver the past decades, the CO2 concentration in the atmosphere has increased. a. Predict the effect of increasing carbon dioxide concentrations on photorespiration. b. Scientists suggest that increasing CO2 concentrations are leading to higher average global temperatures. If temperatures are increasing, does this change your answer to part (a)?arrow_forward
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