Term
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Definition
the study of interactions between organisms and the environment |
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Definition
living parts of the environment |
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what are abiotic factors? |
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Definition
nonliving parts of the environment |
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Definition
an organism that creates its own food using energy from sunlight |
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Term
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Definition
organisms that eat other organisms to obtain energy |
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Term
What are the four types of consumers? |
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Definition
herbivore- eat plants carnivore-eat animals omnivore- both plants and animals scavengers- eats dead animals |
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Term
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Definition
organisms that obtain energy by breaking down the remains of dead organisms |
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Term
What do food chains represent? |
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Definition
they represent the flow of energy from one organism to the next |
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WHat is the difference between a food web and a food chain? |
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Definition
a food web shows multiple connections and a food chain is just one path |
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Term
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Definition
the environment in which an organism lives |
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Term
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Definition
the role that a species has in its environment |
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What is a limiting factor? |
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Definition
any biotic or abiotic factor that becomes scare thus restricting population size |
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Term
what is carrying capacity? |
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Definition
the largest population size that an environment can support |
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Term
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Definition
when 2 or more individuals or populations trying to use the same resource |
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Term
what does intraspecific mean? |
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Definition
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Term
what does interspecific mean? |
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Definition
between different species |
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Term
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Definition
an organism that feeds on another organism |
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Term
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Definition
an organism that is fed on |
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Term
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Definition
it is a relationship in which there is a close and permanent association between organisms of different species |
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Term
what are the 3 types of symbiosis? |
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Definition
1. commensalism 2. mutalism 3. parasitism |
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Term
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Definition
when both organisms benifit from the interaction |
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Term
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Definition
when one organism benefits while the other is unaffected |
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Term
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Definition
one organism benefits while the other is negatively impacted (parasite and host) |
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Term
What does the word alien mean when you say alien species? |
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Definition
it is an organism that makes a home in a new part of the world and often causes harm to the native environment and species |
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Term
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Definition
the wise use of and preservation of the Earth's natural resources (reduce, reuse, recycle) |
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Term
WHat does it mean to maintain biodiversity? |
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Definition
to protect food webs and ecosystems |
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