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12 Cards in this Set
- Front
- Back
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List the undesirable effects of deforestation. |
Extinction, loss of soil, flooding, CO_2 buildup, and loss of wildlife. |
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What is the Sun in biological terms? |
The principal source of energy input to biological systems. |
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What is a food chain? |
A chart showing the flow of energy. |
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What is a food web? |
A network of interconnected food chains showing the energy flow through part of an ecosystem. |
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What is a producer? |
An organism that makes it's own organic nutrients, usually using energy from sunlight, through photosynthesis. |
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What is a consumer? |
An organism that gets it's energy by feeding on other organisms. |
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What is a herbivore? |
An animal that gets it's energy from plants. |
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What is a carnivore? |
An animal that gets it's energy by feeding on other animals. |
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What are energy losses in-between trophic levels. |
When energy moves up the food chain, then it loses energy in metabolic heat. |
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What is a decomposer? |
A creature that gets it's energy from dead or waste organic matter. |
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What is an ecosystem? |
A unit containing of the organisms and their environment interacting together in a given area. |
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What are trophic levels? |
The position of an organism in a food chain or food web. |
