Ecosystems and Environments

_____are scientists who study human impacts on ecosystems.

• Chemists

• Botanists

• Virologists

• Conservation biologists

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

________ species are important to ecosystems and many ecosystems would collapse without them.

• Keystone

• Extinct

• Wild

• Living

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What term describes a community of interacting organisms and their environment?

• Resource

• Ecosystem

• Population

• Native

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

________ are a keystone species found in tide pools.

• Wolves

• Plants

• Sea stars

• Animals

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

_____ are models that illustrate the energy flow between organisms in an ecosystem.

• Food webs

• Environments

• Ecosystems

• Interactions

Tags

NGSS.MS-LS2-3

______ are organisms that can be used as warning signals for changes in an ecosystem.

• Sea stars

• Plants

• Bioindicators

• Animals

Tags

NGSS.MS-LS2-5

Something that worsens the quality of air, water, or soil is called a ______.

• population

• ecosystem

• biodiversity

• pollutant

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

An organism is ______ when there are no more left on Earth.

• alive

• endangered

• extinct

• living

Tags

NGSS.MS-LS4-1

_______ are protected lands in the United States that preserve ecosystem and biodiversity.

• Farms

• National parks

• Oceans

• Great Lakes

Tags

NGSS.MS-LS2-5

A system comprising all the biotic and abiotic factors in an area and all the interactions among them

• Ecology

• Ecosystem

• Economy

• Economic

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4