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Question
What is a disadvantages of producing energy by burning solid biomass?
a. The availability of biomass is relatively low.
b. There are high costs associated with growing suitable plants.
c. The net energy yield is low.
d. There is a high CO2 emission problem.
e. The clear-cutting of trees and plants can lead to soil erosion, water pollution, and loss of habitat.
Answer
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Related questions
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a. two
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a. True
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a. free market
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a. True
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Ecological economists consider natural capital to be important but not indispensable because they believe we can find substitutes for essentially any resource that we might deplete or degrade.
a. True
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Natural, human, and manufactured capital are the three types of capital used in most economic systems.
a. True
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Stewardship is based on an idea that nature exists for all species alike and our success depends on how well we manage the earth and nature.
a. True
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It can take 400 to 1,000 years to break down ____ that end up in landfills or the ocean.
a. disposable coffee cups
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c. glass bottles
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All organic compounds are characterized by the presence of ____.a. carbonb. hydrogenc. oxygend. nitrogene. phosphorus
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Q:
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a. background coevolution
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c. inertia
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Q:
You are an evolutionary entomologist. You have observed beetles that can raise their abdomens and give off a defensive chemical that generally repels predators. You discover a new species of beetle that raises its abdomen in a threatening way similar to the first species, but no defensive chemical is given off. You are most likely to characterize this defensive strategy as a form of ____.
a. camouflage
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c. mimicry
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Q:
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a. interspecific competition
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c. parasitism
d. predation
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