Keystone Species

Keystone Species

9th Grade

15 Qs

quiz-placeholder

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Keystone Species

Keystone Species

Assessment

Quiz

Science

9th Grade

Hard

NGSS
MS-LS2-4, MS-LS2-1, MS-LS2-5

+2

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What happens to the savanna if elephants are not present?

It becomes a forest.

It becomes a desert.

It becomes a lake.

It becomes a mountain.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A species form that supports an entire ecosystem.

Keystone Species

Herbivores

Umbrella Species

Predators

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is a keystone species?

A species that helps to hold an ecosystem together

A species that lives in or around rocks

Keys and stones have nothing to do with ecology

A keystone isn't a living thing, it's just a stone

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Why are bees considered a keystone species?

The honey they make supports the bear population

They pollinate flowers that produce fruit which supports the ecosystem

They sting when threatened

They live in hives

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Why are some sharks considered a keystone species?

Because they are a top predator

They scare off smaller fish that may overgraze an area of sea grass

They are tertiary consumers

They are cartilaginous

Tags

NGSS.MS-LS2-4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which one of the following keystone examples play a vital role in the health of coastal kelp forests?

starfish

sea otters

beavers

wolves

elephants

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

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