Populations in Ecosystems

True or False: Sunlight is an example of a non-renewable resource.

• True

• False

Which of the following is a sustainable heating fuel?

• wood

• oil

• natural gass

The Norway rat can live in many different habitats. It can eat almost any food that humans eat.

Which word best describes the Norway rat?

• generalist

• specialist

• extirpated

What word describes a species that no longer lives in an area it once did?

• resource

• extirpated

• generalist

Which example describes the strongest competition?

• 
  bear and deer living in the same forest

• 
  turtles and frogs using the same sunning area

• 
  male mockingbirds singing to females for mating

Tags

NGSS.MS-LS2-2

Match each description to the correct limiting factor.

• Carrying Capacity graph

• 
• density dependent limiting factor

• 
• 
  density independent limiting factor

• 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following words describes the maximum number of organisms that can live in an area?

• 
  carrying capacity

• 
  resource

• 
  limiting factor

Tags

NGSS.MS-LS2-4

Examine the graph below.

What is happening to the population at the spot with the ORANGE ARROW?

• The population is growing quickly.

• The population is growing very slowly.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Examine the graph below.

The ORANGE arrow is showing a location on the graph where the population is running out of resources.

• True

• False

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Where on the graph is the population nearing carrying capacity?

• one

• two

• three