ecosystems and energy flow

20 cards

These cards will help students understand terms associated with ecosystems and will also help clarify how energy is passed through the levels within exosystems.

Created Oct 8, 2008
by kjd

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	Side A	Side B
1	any non-living thing in and ecosystem	abiotic factor
2	provides the energy needed for autotrophs in an ecosystem	the sun
3	any living thing that can make its own food in its own body	autotroph (synonym: producer)
4	organisms that eat plants or animals	omnivore
5	the food source of primary consumers	plants/ autotrophs
6	five basic needs of all living things	food, water, oxygen, temperature, pressure
7	three examples of autotrophs	rose, algae, tulip (etc.- any plants)
8	any organism that cannot make its own food in its body and therfore must get its food fromm...	heterotroph (synonym: consumer)
9	the two things needed for life to occur on Earth	1. flow of high quality energy from the sun 2. the recycling of nutrients and matter
10	all the living and non-living parts of an environment	ecosystem
11	list 5 abiotic factors of an ecosystem	temperature, sunlignt, water, soil, rocks (etc)
12	the amount of energy that is passed on to each higher level of the energy pyramid	10%
13	list three examples of heterotrophs	reindeer, cow, elk, human, dog (etc.- anything that eats)
14	all the life on and around the Earth	biosphere
15	all the living parts of an ecosystem	biotic factors
16	the amount of energy received by an organism that it uses for all life processes	90%
17	the role of an organism in its environment	niche
18	the trophic level of the energy pyramid that receives the most energyfromthe sun and uses the...	autotrph (producer)
19	the opposite of an autotroph	heterotroph
20	the trophic level of the energy pyramid that receives the least enrgy from the sun and is located...	decomposer