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Environmental Science
test vocabulary
28
Science
8th Grade
04/17/2015

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Cards

Term
Biotic factor in the prairie ecosystem
Definition
Grass
Term
Place where an organism lives and that provides the things the organism needs
Definition
Habitat
Term
Smallest unit of ecological organization is a single
Definition
Organism
Term
Example of population
Definition
Gray wolves in a forest
Term
An organisms particular role
Definition
Niche
Term
Struggle between organisms to survive in a habitat with limited resources is called
Definition
competition
Term
When a jellyfish paralyzes a tiny fish with its poisonous tentacle, the fish is the...
Definition
prey
Term
a close relationship between 2 species that benefits at least one of the species is called...
Definition
symbiosis
Term
An organism's habitat must provide the following....
Definition
food, water, shelter
Term
nonliving parts of an ecosystem
Definition
abiotic factors
Term
To carry out photosynthesis, algae and plants use the abiotic factors sunlight, carbon dioxide and...
Definition
water
Term
Hawks and owls hunt at different times of the day to reduce...
Definition
competition
Term
All the different populations that live together in an area make up...
Definition
community
Term
All the different populations that live together in an area make up...
Definition
community
Term
The study of how things interact with each other and with their environment is called...
Definition
ecology
Term
Consumers that eat both plants and animals
Definition
omnivores
Term
If a kestrel eats a mouse that eats grass, the kestrel is...
Definition
second-level consumer
Term
Many overlapping food chains in an ecosystem makes up
Definition
food web
Term
In the water cycle when water vapor becomes liquid water it is...
Definition
condensation
Term
a typical weather pattern in an area over a long period of time is called..
Definition
climate
Term
a land biome is extremely cold and dry is called...
Definition
tundra
Term
an organism which makes its own food is called...
Definition
producer
Term
animals which feed on the bodies of dead organisms are called...
Definition
scavengers
Term
the first organism in a food chain is always a...
Definition
producer
Term
This is NOT an example of precipitation
Definition
groundwater
Term
What is released as a result of photosynthesis
Definition
oxygen
Term
What is an abiotic factor and give examples
Definition
Abiotic factors are the nonliving parts of an ecosystem. Examples include water, sunlight, oxygen, soil, temperature
Term
Why are decomposers essential to life on Earth?
Definition
Decomposers remove dead organisms and wastes from the environment and change complex compounds into simpler molecules. Without them, these simpler molecules would not be returned to the environment for other living things to use.
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