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Keystone Ecology

Authored by Lisa Thompson

Science

9th Grade

NGSS covered

Keystone Ecology
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which statement best describes the relationship between species A and B?

Species A is the prey of Species B

Species A is a parasite of Species B

Species A is a consumer and B is a producer

Species A and B has a mutualistic relationship

Tags

NGSS.MS-LS2-2

2.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Media Image

A species that plays a critical role in the health, maintenance, growth, or definition of an ecosystem.

keystone

invasive

engineer

predator

Tags

NGSS.MS-LS2-4

3.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Which one of the following keystone examples is a keystone predator found in the tidal pools of northwestern North America and was the species that launched Robert Paine’s keystone species concept?

starfish

sea otters

beavers

wolves

elephants

Tags

NGSS.MS-LS2-4

4.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Keystone species is

A species that is endangered

A species that influences the survival of many other species in an ecosystem

A species that emigrates from an ecosystem

A species that does not help the ecosystem

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

5.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Media Image

What does a food web represent?

All connections of energy flow throughout all organisms in a habitat.

The specific ways that mutualism is carried out.

A single pathway or energy flow between organisms. 

How carnivores get their food. 

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

6.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Media Image

Which is NOT a way to decrease your ecological footprint?

Eating less meat and processed foods

Walking or biking to school

Turning off electricity and water when you're not using it. 

Driving a large car around for fun.

Tags

NGSS.MS-ESS3-4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a species whose presence and role within an ecosystem has a disproportionate effect on other organisms within the system?

Threatened Species

Endangered Species

Invasive Species

Keystone Species

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

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