Populations, Communities and Ecosystems

Which ones are NOT an ecosystem?

• All of the dogs in Calhoun.

• All of the dogs and cats in Calhoun.

• The fish, turtles, algea, and dead logs in the pond by our school.

What do scavengers do?

• They only eat producers.

• They eat producers and consumers

• They eat dead animals.

What level of organization can be observed in the image?

• Species

• Population

• Community

• Ecosystem

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

What level of organization can be seen here?

• Species

• Population

• Community

• Ecosystem

A collection of organisms that belong to different populations but all live in the same area and interact with one another.

• Population

• Ecosystem

• Community

• Ecosphere

Nonliving elements in an ecosystem are called _______________.

• biotic factor

• abiotic factor

• limiting factor

• carrying capacity 

Tags

NGSS.MS-LS2-3

Is a deer an abiotic or biotic factor? 

• abiotic

• biotic

Tags

NGSS.MS-LS2-2

Is a mushroom an abiotic or biotic factor? 

• abiotic

• biotic

TRUE or FALSE: An ecosystem contains only biotic factors.

• TRUE

• FALSE

Tags

NGSS.MS-LS2-3

An ecosystem is made up of all the ___________ and _____________ factors in an area. 

• not/without

• Limiting Factor/ Carrying Capacity

• Living/ Nonliving

• life/ biotic factor

Tags

NGSS.MS-LS2-3