Ecosystems Benchmark Practice

An owl eats a mouse. Which word describes the mouse in this relationship?

• carnivore

• consumer

• predator

• prey

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which species in the food web is an herbivore and why?

• Owls. They eat frogs and mice.

• Mice. They eat plants and grasshoppers.

• Hawks. They eat snakes.

• Grasshoppers. They eat green plants.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Analyze the bar graph. What is the relationship between the mouse and fox populations?

• As the mouse population increases, the fox population increases.

• As the mouse population increases, the fox population decreases.

• As the mouse population increases, the fox population stays the same.

• As the mouse population decreases, the fox population increases.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

The pictures show the parts of a food chain. Which is the correct order for this food chain?

• hawk, oak tree, squirrel

• hawk, squirrel, oak tree

• oak tree, squirrel, hawk

• squirrel, hawk, oak tree

Tags

NGSS.MS-LS2-3

The diagram represents a mushroom. Which best describes its role in the animal kingdom?

• It provides food for animals.

• It recycles dead matter.

Tags

NGSS.MS-LS2-2

The diagram shows the energy flow in a food chain. Which organism would best fit in the X in the diagram?

• tree

• sun

• mushroom

• butterfly

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which sentence best explains what a food chain is?

• It is a recipe followed by a chef.

• It is food that hangs from vines or trees such as grapes.

• It shows that animals depend on other animals and plants for energy.

• It shows food that are good for animals to eat.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Which is an activity that can compensate for the loss of animal habitat in a deciduous forest?

• planting native species

• building houses

• building farms

• planting invasive species

Tags

NGSS.MS-LS2-5

Mr. Zeller asked Kathy to study the four diagrams and to put them in the correct order to reflect the energy flow in a food chain. Which represents the correct order of the food chain Kathy completed?

• 
• 
• 
• 

Tags

NGSS.MS-LS2-3

Which is a producer in the food chain?

• hawks

• mice

• sun

• wheat plants

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3