Ecosystem Energy Nutrients

Trophic levels are represented by 

• squares
• circles
• pyramids
• lines

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.
• It shows how sunlight flows within an ecosystem.
• They show what direction the energy is flowing between organisms. 
• They represent how water is transferred within a habitat.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Organisms that create their own energy from sunlight or chemicals

• Herbivore
• Omnivore
• Autotroph
• Heterotroph 

Tags

NGSS.MS-LS1-6

Biomass refers to

• Chemical Energy
• Light Energy
• Rank in the feeding heirarchy
• Amount of living tissue in an ecosystem

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-LS2-2

NGSS.MS-LS2-3

The image provided is an example of a(n):

• Producer
• Autotroph
• Consumer
• Insect

Tags

NGSS.MS-LS2-3

Which of the following would be the definition of a scavenger/detritivore?

• Animals that eat insects.

• Organisms that feed on rocks, recycling the nutrients back into the ground.

• Organisms that eat only plants

• Things that feed on dead, rotting organisms (roadkill)

Which of the following would provide the most energy in an ecosystem?

• Producers
• Herbivore
• Omnivore
• Carnivore

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A wolf eats a rabbit, that just ate some berries.  What would you call the rabbit?

• Producer
• Omnivore
• Primary Consumer
• 2nd order Heterotrph

Tags

NGSS.MS-LS2-2

An organism that obtains energy by eating other organisms is called:

• Consumer

• Producer

• Decomposer

• Detriov

Tags

NGSS.MS-LS2-3