Environmental Science Exam Questions & Solutions: Chapter 2 Test Bank (Ecosystems, Energy, Economics)

REVIEWED EXAMQUESTIONSFOR j j j j




ENVIRONMENT SCIENCE ISSUES
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SOLUTIONS TEST BANK
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Chapter 2 j




1. The network of people, institutions, and commercial interests involved in the production,
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distribution, and consumption of goods and services is called:
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A. an economic system. j j



B. an ecosystem. j



C. a functional system. j j



D. sustainable development. j



ANS: A j




Chapter: 2 j




Question Type: Multiple choice j j j




Book Section: 2.1
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Bloom’s level: Remembering Level j j j




of difficulty: Easy
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2. The goal of sustainable development is to:
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A. meet human needs first. j j j



B. meet the needs of future generations. j j j j j



C. meet the needs of the present generation without compromising the needs of j j j j j j j j j j j



future generations. j j



D. protect the environment. j j



ANS: C j




Chapter: 2 j




Question Type: Multiple choice j j j




Book Section: 2.1
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Bloom’s level: Understanding j j




Level of difficulty: Easy
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3. Which of the following best describes a pond ecosystem?
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A. All the plants and animals that inhabit it j j j j j j j



B. The physical dimensions of the pond j j j j j



C. The physical and chemical environment j j j j



D. All the plants and animals that inhabit it and their interactions with the physical and
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chemical environment j j



ANS: D j




Chapter: 2 j




Question Type: Multiple choice j j j




Book Section: 2.1
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,Bloom’s level: Applying Level
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of difficulty: Easy
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, 4. A molecule is:
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A. the smallest particle of a substance that retains the properties of the substance.
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B. anything that occupies space and has mass. j j j j j j



C. a substance composed of a single type of atom. j j j j j j j j



D. a particle composed of two or more atoms held together by chemical bonds.
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ANS: D j




Chapter: 2 j




Question Type: Multiple choice j j j




Book Section: 2.1
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Bloom’s level: Understanding j j




Level of difficulty: Easy
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5. All water molecules are composed of one oxygen and two hydrogen atoms. Which of the
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following best explains this observation?
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A. Atoms are the basic building block of matter. j j j j j j j



B. All elements are composed of atoms. j j j j j



C. All compounds are composed of a fixed ratio of two or more elements.
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D. Water is the most abundant compound in living things. j j j j j j j j



ANS: C j




Chapter: 2 j




Question Type: Multiple choice j j j




Book Section: 2.1
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Bloom’s level: Applying Level j j j




of difficulty: Easy
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6. In the chemical reaction between methane (CH4) and oxygen (O2):
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A. matter is destroyed. j j



B. matter is transformed. j j



C. energyis released. j j



D. matter is transformed and energyis released. j j j j j j



ANS: D j




Chapter: 2 j




Question Type: Multiple choice j j j




Book Section: 2.1
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Bloom’s level: Understanding j j




Level of difficulty: Moderate
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7. Which of the following best describes work?
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A. the force needed to move an object j j j j j j



B. the distance an object is moved j j j j j



C. the product of the force needed to move an object and the distance moved
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D. stored energy j



ANS: C j




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