Review

A living or once-living organisms in an ecosystem is a

• population
• biotic factor
• abiotic factor
• community

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which of the following is not an abiotic factor?

• sun
• temperature
• soil
• grass

Tags

NGSS.3-ESS2-1

Which of the following is not a biotic factor?

• mushroom
• air
• elephant
• coyote

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive
• biotic 
• abiotic
• living

Tags

NGSS.MS-LS2-3

A system made up of organisms interacting with one another

• biology
• abiotic
• biotic
• ecosystem

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

All energy on Earth ultimately comes from what source?

• Water
• Sun
• Consumers
• Oxygen

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A producer in a food chain.

• Elephant
• Prey
• Consumer
• Autotroph

Tags

NGSS.MS-LS2-3

What does a food chain represent?

• How all living organisms within a habitat are connected.
• All of the things that a particular animal eats.
• How plants create their own food.
• A single path of energy transfer within a habitat.

Tags

NGSS.5-LS2-1

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-LS2-3

What is a trophic level?

• Each level represented within a food chain or web.
• Levels of ecosystems that the world is divided into.
• Different levels of nutrients present within an organism.
• The levels of sunlight an autotroph needs to survive. 

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3