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Introduction to Ecology

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1.producer; a plant or other organism that convert's the sun's energy or inorganic substances into energy rich compounds such as glucose
4.a collection of populations that interact with each other in a given area
7.obtains energy and nutrients by consuming other organisms; consumers
9.one species benefits; the other neither is hurt nor benefits
12.a primary consumer that only eats plants
14.a type of symbiotic relationship- where one species eats its host
15.process where one species feeds on another species
2.a group of organisms of the same species that live in a particular area
3.over time, new communities may gradually replace existing ones
5.each step in the transfer of energy and matter in an ecological community
6.the number of individuals in a population that an environment can support
8.foodchains combine to form a ...
10.a type of symbiotic relationship between two species where they both benefit each other
11.shows the energy flow through organisms in a community; ex: sunlight-plant-caterpillar-bird-fox
13.a large group of similar ecosystems such as desert or chaparral or grassland

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