Unit 2 Interactions in Ecosystems Review

What is the BEST definition of an ecosystem?

• All members of the same species in an area.

• All living and nonliving parts of the environment.

• Multiple populations of species in an area.

Which are biotic factors?

• water

• sunlight

• plants

• fungi

Tags

NGSS.MS-LS1-4

NGSS.MS-LS2-4

Which are abiotic factors?

• water

• sunlight

• plants

• fungi

Tags

NGSS.MS-LS2-3

One member of a species is called

• organism or individual

• population

• community

• ecosystem

A group of individuals of the same species is called

• organism or individual

• population

• community

• ecosystem

More than one population is called

• organism or individual

• populations

• community

• ecosystem

What happens when resources are abundant?

• populations increase

• populations decrease

• populations stay the same

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What happens when resources are limited?

• populations increase

• populations decrease

• populations stay the same

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Captures and eats other animals to get energy

• predator

• prey

Tags

NGSS.MS-LS2-3

Is hunted for food

• predator

• prey