Ecology

what is ecology?

• the study of organisms interacting with their environment.

• analyze interactions with in ecosystems

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NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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The specific environment in which an organism lives, including biotic and abiotic factors” is the definition of which term below?

• niche

• ecosystem

• habitat

• biome

• community

non living factor that affects an ecosystem ?

• food chain

• biome

• biotic factor

• abiotic factor

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NGSS.MS-ESS2-2

NGSS.MS-LS2-3

what is the term for each step in the transfer of energy and matter within a biological community?

• food web

• trophic level

• food pyramid

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

symbiotic relationship in which both orgamins benefit

• mutualism

• competition

• commensalism

a carbon (sink) is best described as:

• something that causes carbon to leak out to the atmosphere

• a carbon reservoir that is releasing more carbon than it is taking on

• a reservoir that readily releases carbon to another reservoir

• a carbon reservoir that stores more carbon that it is releasing

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NGSS.HS-ESS2-6

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what may happen if the snowshoe hare was removed from the food web picture?

• the shrew population would decrease due to being only hawk food source

• the grass population would decrease

• the insects in the habitat would increase

• foxes would dies due to no food source

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NGSS.MS-LS2-1

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which of the following leads to a decrease in biodiversity?

• selective cutting

• protection of ecosystems

• introduction of exotic or invasive species

• pollution control

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NGSS.MS-ESS3-4

NGSS.MS-LS2-5

nitrogen makes up ----- percent of the atmosphere

• 90%

• 66%

• 78%

which biome, because of its climate and amount of rainfall, has the largest number of species of plants and animals?

• rainforest

• tundra

• desert