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Chapter 3- 4 Survey
Basics of Ecology and Ecosystems
Name:_______________________________
Date:_______________
Please answer the following questions in complete sentences.
1.
What is one of the two main forms of energy that power living systems? (pg. 67)
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2.
Describe how energy flows among organisms in an ecosystem. (pg. 69)
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3.
What portion of energy can be transferred from one trophic level to the next level in an ecosystem? ( (pg. 72)
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4.
Please explain the relationship between an omnivore, herbivore, and autotroph. (pg. 69)
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5.
How does the way matter flows through an ecosystem differ from the way energy flows? (pg. 74)
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6.
Why do living things need nutrients to survive? (pg. 76)
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7.
How does nitrogen travel through the ecosystem? (pg. 78)
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8.
What is the key difference between an abiotic and biotic factor? (Pg 90)
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9.
What are two of the three types of community interaction that can affect an ecosystem? (Pg 93)
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10.
What is the difference between primary and secondary succession? (Pg 94-95)
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11.
How is an organism’s niche determined? (Pg 91)
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Abiotic factor:
Autotroph:
Biotic factor:
Carnivore
Commensalism:
Community:
Consumer
Chapter 3- 4 Survey
Basics of Ecology and Ecosystems
Name:_______________________________
Date:_______________
Please answer the following questions in complete sentences.
Decomposer:
Ecology:
Ecosystem:
Habitat:
Herbivore
Heterotroph:
Mutualism:
Niche:
Omnivore
Parasitism:
Pioneer Species:
Population:
Predation:
Primary succession:
Producer
Secondary succession:
Symbiosis:
Transpiration