Populations and Resources

What is an "organism"

• The nonliving things in an ecosystem (ex. water)

• Only the animals in an ecosystem

• Only the plants in an ecosystem

• ALL of the LIVING things in an ecosystem

Populations are where animals live.

• True

• False

What is an ecosystems?

• Where only plants live

• Where only animals live

• Where everything, living and nonliving, interact with each other

• A group of the same organism

When a population is stable it means....

• there are more births than deaths.

• there are less births than deaths.

• there are the same number as births than deaths.

If a population is INCREASING this means...

• there are more births than deaths.

• there are less births than deaths.

• there are the same amount of births and deaths.

If a population is DECREASING this means....

• There are more births than deaths.

• There are less births than deaths.

• There are the same amount of births as deaths.

A consumer population is the population that....

• is eaten by others.

• eats others.

Tags

NGSS.MS-LS2-2

A resource population the population that....

• gets eaten by others

• eats others.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

If the resource population decreases, then the consumer population will....

• Increase

• Stay the same

• Decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

If the consumer population decreases, the resource population will....

• Increase

• Stay the same

• Decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4