SMS Ecosystems Review 2021

An abiotic factor:

• is a living thing

• has never been alive

• Was alive, now is dead

• Can be purchased at Target

Which one is abiotic?

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Answer explanation

Abiotic factors are factors that are not alive and have never been alive. 

A dead object that was once living is still a biotic factor.

The rock is not a living thing and is abiotic.

Which of these is biotic?

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Many individuals of the same species living in the same area are called

• A community

• A family

• A population

• A kingdom

A community includes:

• Everything in an ecosystem

• Many individuals of the same species living together

• All of the abiotic factors in a place

• All of the populations living in a location

The community + abiotic factors in a location =

• An Ecosystem

• A population

• A party

• A Species

What is the definition of "Species"?

• A part of an ecosystem

• A fancy name for "animal"

• A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce.

• A group of non-living things that exist in the same place and look really cool together.

Which one is the definition of an ecosystem?

• Living things

• Many individuals of the same species living together

• The community of organisms that live in a particular area, along with their nonliving surroundings.

• A system that is eco friendly

Organisms moving out of an ecosystem or area is called:

• Immigration

• Traveling

• Vacation

• Emigration

Organisms moving into a location or ecosystem is called:

• Immigration

• Emigration

• Homecoming

• None of these