Ecosystem Exam

the part of the earth where organisms can live

• biotic factors

• ecosystem

• ecology

• abiotic factors

• biosphere

a system made up of organisms interacting with one another and with the nonliving parts of the system

• biotic factors

• ecosystem

• ecology

• abiotic factors

• biosphere

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

organisms that make up the living part of an ecosystem

• biotic factors

• ecosystem

• ecology

• abiotic factors

• biosphere

Tags

NGSS.MS-LS2-4

nonliving things found in an ecosystem

• biotic factors

• ecosystem

• ecology

• abiotic factors

• biosphere

Tags

NGSS.MS-LS2-3

the study of the interactions in an ecosystem

• biotic factors

• ecosystem

• ecology

• abiotic factors

• bioshpere

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Which of the following is a biotic factor in an ecosystem?

• soil

• water

• bacteria

• sunlight

Tags

NGSS.MS-LS2-4

Deserts, mountains, and rivers are all examples of ___.

• biospheres

• niches

• ecosystems

• communities

Ecosystems are ___.

• always balanced

• never balanced

• always changing

• never changing

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which statement is correct?

• A population is the same thing as a community.

• A population is a group of communities.

• A community is a group of populations.

• A community is a part of a population.

A species is closer to extinction if it is ___.

• part of a community

• part of a population

• classified as endangered

• classified as threatened