Environmental Science

True or False: Habitats and ecosystems are the same thing.

• True

• False

Answer explanation

Habitats only include what an organism directly interacts with. Ecosystems are more broad.

If a population's growth rate is -6%, is the population increasing, decreasing, or staying the same?

• Increasing

• Decreasing

• Staying the same

If a population has a growth rate of 0%, does the population increase, decrease, or stay the same?

• Increase

• Decrease

• Stay the same

What is a factor that can cause a population to go extinct? (check all that apply)

• Climate change

• Overhunting/

  overfishing/

  overharvesting

• Natural disasters

• Increased predation

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Energy enters and ecosystem through...

• Photosynthesis

• Primary Producers

• Chemosynthesis

• Trophic Levels

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

For energy, a herbivore consumes...

• Plants

• Other animals

• Both

• Leaf litter, dead organisms and waste matter

Tags

NGSS.MS-LS1-6

The organisms rank on the pyramid is the...

• Food Web

• Trophic Level

A food chain is...

• single pathway of feeding patterns

• multiple pathways of feeding patterns

Tags

NGSS.MS-LS2-3

A food web is...

• a single pathway of feeding patterns

• multiple pathways of feeding patterns

Tags

NGSS.MS-LS2-3

A key stone species is...

• the top carnivore

• has the largest population

• has the most specialized niche

• Species that determines the impact on a community