Chapter 4 Quiz

Chapter 4 Quiz - Quiz C ycling Chapter 4 Ecosystems:...

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Quiz Chapter 4 Ecosystems: Components, Energy Flow, and Matter Cycling 1. Which of the following levels of organization is the most inclusive? Biosphere 2. A(n) ______ includes both living and non-living components. Ecosystem 3. The innermost part of the Earth is thecore 4. The ecosphere or biosphere is the portion in which living organisms exist. 5. The sun is a like a gigantic ______ reactor, running on hydrogen fuel. Nuclear fission 6. Most of the solar energy that reaches the troposphere is degraded into heat energy 7. The presence in the atmosphere of natural greenhouse gases is vital to continued life on earth. True 8. The chemicals dissolved in the water of a lake are a(n) ______ component of the lake ecosystem. Abiotic 9. According to the ______, there are maximum and minimum limits for physical conditions and concentrations of substances beyond which no members of a particular species can survive. law of tolerance 10. High levels of a metal in the soil may prevent a plant from growing in an
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This note was uploaded on 10/05/2010 for the course ENVR 101 taught by Professor Staff during the Spring '08 term at UNC.

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Chapter 4 Quiz - Quiz C ycling Chapter 4 Ecosystems:...

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