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7th grade ecology

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Question
Answer
ecology   the study of interactions and changes in the environment  
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ecosystem   all the biotic(living) and abiotic(nonliving) parts of a particular area  
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producers   green from the presence of chloorophyll: plants, algae. the source of all food in the ecosystem  
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consumers   must eat another organism  
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primary consumers   (herbivores)feed on green producers  
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secondary producers   (carnivores) pret on primary consumers/herbivores  
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omnivores   consume both plant material and flesh  
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decomposers   break down dead, decaying tissue(plant or animal)  
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food chain   one path of energy flow  
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food web   all the food chains in an ecosystem interconnected  
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niche   unique role an organism plays in an ecosystem  
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symbiosis   a close relationship between 2 different organisms where at least one benefits  
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adaptation   the ability to change in order to succeed in an ecosystem  
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