Ecosystems Answer sheet

Ecosystems Answer sheet - Ecosystems Answer sheet What is...

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Ecosystems Answer sheet What is the definition of biology? Study of life Name the characteristics of life. Cell as the basic unit of life; presence of DNA; growth and development; metabolism; homeostasis; evolution; movement and response to stimulus. Define the terms autotroph, heterotroph, producer, omnivore, primary consumer, herbivore, secondary consumer and carnivore. Put together the terms that mean the same thing. Autotroph = producer Produces its own energy or food Heterotroph or consumer Must get its energy / food from others Herbivore = primary consumer Eats plants Carnivore = secondary consumer Eats herbivores Omnivores Eats plants or animals Draw an energy pyramid. What is each level called? Trophic level What does it represent? How each level gets its energy How much energy is passed from one level to another? 10% Energy flows _one way_ through an ecosystem. What happens to energy that is not captured? It is lost as heat Nutrients of an ecosystem are ___recycled_. How does the amount of nutrients affect the amount of productivity? The more nutrients that are available, the more productivity
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This note was uploaded on 09/24/2011 for the course BSC 1005 taught by Professor Vanden during the Spring '09 term at Broward College.

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Ecosystems Answer sheet - Ecosystems Answer sheet What is...

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