Maintaining Biodiversity

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

• Food webs
• Environments
• Ecosystems
• Interactions

Tags

NGSS.MS-LS2-3

Maintaining ________ is important to keep an ecosystem healthy.

• pollutants
• biodiversity
• sunlight
• interactions

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

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

• Sea stars
• Plants
• Bioindicators
• Animals

Tags

NGSS.MS-LS2-4

_____are scientists who study human impacts on ecosystems.

• Chemists
• Botanists
• Virologists
• Conservation biologists

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

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

• population
• ecosystem
• biodiversity
• pollutant

Tags

NGSS.MS-ESS3-3

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

• Keystone
• Extinct
• Wild
• Living

Tags

NGSS.MS-LS2-4

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

• Resource
• Ecosystem
• Population
• Native

Tags

NGSS.MS-LS2-3

________ are a keystone species found in tide pools.

• Wolves
• Plants
• Sea stars
• Animals

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

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