Ecosystem Review

All energy on Earth ultimately comes from what source?

• Water
• Sun
• Consumers
• Oxygen

Tags

NGSS.MS-LS1-6

An organism that uses sunlight to create its own food is known as a:

• Producer
• Heterotroph
• Consumer
• Decomposer

Tags

NGSS.MS-LS1-6

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.MS-LS1-6

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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-LS2-3

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

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

An energy pyramid represents what?

• How much sunlight is available for the ecosystem to use. 
• How much energy a particular organism needs. 
• How much energy is needed to build a pyramid. 
• The amount of energy available to the next 'feeder' in a food web.

Tags

NGSS.MS-LS2-3

Why is there a limited amount of energy that can be passed on to the next feeding level?

• There is never enough sunlight available. 
• Some ecosystems have limited resources. 
• Organisms use some of the energy they get from eating.
• All the energy is available to be passed on. 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

An animal that hunts other animals for food is a ___________

• herbivore
• predator
• prey
• omnivore

A community of living and nonliving things in their natural environment makes up a 

• food web
• ecosystem
• food chain

Tags

NGSS.MS-LS2-3