Staar Practice and stuff

Match the following definition to the correct model for energy flow.

• Food Chain

• Diagram showing the transfer of energy from one trophic level to the next.

• Energy Pyramid

• Complex model showing all energy relationships in an ecosystem.

• Food Webs

• Simple model showing organisms eating another for energy.

Special terms to describe what an organism eats:

• producer-eats sunlight & water

• 
• Carnivore- secondary consumer (eats only animals)

• 
• Omnivore-(eats both plants and animals)

• 
• herbivore-primary consumer (eats only plants)

• 

Match the following

• organism that gets energy by breaking down dead organisms

• Producer

• organism that uses energy from the Sun

• Consumer

• organism that obtains energy from eating other organisms

• Decomposer

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Point/select to the TWO organisms that belong in more than one trophic level?

Answer explanation

The hawk can be in trophic level 3: Grass --> Rabbit --> Hawk.

and level 5: grass --> grasshoper --> bird --> snake--> hawk

The owl can be in trophic level 3 and 4

grass --> mouse --> owl

and

grass --> grasshopper --> frog --> owl

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Label the organisms by their role in the food web.

c

b

d

a

Secondary Consumer

Primary Consumer

Producer

Tertiary Consumer

Tags

NGSS.MS-LS2-3

Click on TWO producers in this foodweb

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What provides all the energy necessary for life to exist on Earth?

• The Moon

• Water

• The Sun

• Electricity

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How many primary consumers are in this food web

• 2

• 3

• 4

• 5

Tags

NGSS.MS-LS2-2

Which two animals are competing for the same food

• Rabbit

• Fox

• Hawk

• Frog

• Snake

Tags

NGSS.MS-LS2-1

An organism that needs to eat other organisms to obtain energy is known as a:

• Autotroph

• Producer

• Mutualist

• Consumer

Tags

NGSS.MS-LS2-3