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18 terms

Science flash cards

Science vocabulary words.
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Food chain
A model that describes the feeding relationship between a producer and a single line of consumers.
Deciduous
These trees drop their leaves as winter approaches and grow new leaves in the spring.
Consumers
Organisms that get their energy by eating other organisms.
Biomes
Large goegraphic areas that are similar in climate and have similar types of plants and animals.
Energy pyramid
A model that shows the amount of energy availabe at each feeding level of an ecosystem.
Biotic factors
The living parts of an ecosystem.
Carbon cycle
How carbon moves through earths atmosphere and its ecosystem.
Coniferous
These trees have needlelike leaves that produce food all year long.
Producer
An organism that captures energy and stores it in food as chemical energy.
Ecology
scientific study of interactions among organisms and between organisms and their environment.
estuary
The lower and of a river that feeds into the ocean.
Water cycle
The movement of water through the enviorment.
Ecosystem
The word used to describe a particular enviorment and all the living things that are supported by it.
Decomposer
organism that breaks down and obtains energy from dead organic matter.
Cycle
A series of events that happen over and over again.
Abiotic factors
The nonliving parts of an ecosystem.
Nitrogen cycle
The movement of nitrogen through earth.
Food web
Model of feeding relationships between many different comsumers and producers in an ecosystem.