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Homeostasis Keystone Review

Authored by Jill Fox

Biology

9th Grade

NGSS covered

Used 49+ times

Homeostasis Keystone Review
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20 questions

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1.

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

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The particular role (job) of an organism in its environment including types of food it eats, how it obtains its food and how it interacts with other organisms is called a what?

niche
habitat
home
ecosystem

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The term biodiversity means:

a wide variety of plants and animals in an ecosystem
only a few types of plants and animals in an ecosystem
an ecosystem composed mostly of plants
an ecosystem composed mostly of animals

Tags

NGSS.MS-LS2-5

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A sea otter and a sea star are examples of...

invasive species
keystone species
native species 
symbiotic species

Tags

NGSS.MS-LS2-2

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A species that maintain biodiversity by keeping prey populations controlled are called...

Introduced Species
Apex Predators
Invasive Species
Keystone Species

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which best describes what a food chain shows you?

Energy flow through an ecosystem
Food flowing through an ecosystem
Consumers going into other consumers
Who eats who

Tags

NGSS.MS-LS2-3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Where does the energy start in this food chain?

Plant
Sun
Deer
Wolf

Tags

NGSS.MS-LS2-3

NGSS.MS-ESS2-1

NGSS.MS-LS1-6

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