Matter and Energy in Ecosystems

Which of the following organisms is a producer?

• fox

• eagle

• snake

• grass

Tags

NGSS.MS-LS2-3

Which of the following organisms is a primary consumer?

• snake

• grasshopper

• fox

• squirrel

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

Which of the following organisms uses photosynthesis to get the energy it needs to survive?

• grasshopper

• mouse

• grass

• deer

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which of the following organisms is a herbivore?

• lion

• jackel

• snake

• rabbit

What would happen to the mouse population if the snake population moved out of the area represented by the food web?

• The mouse population would increase.

• The mouse population would neither increase nor decrease.

• The mouse population would decrease.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What might happen if you remove a primary consumer from the ecosystem?

• There would be more food for secondary consumers.

• The number of producers would increase.

• The number of primary consumers would increase.

• The number of secondary consumers would increase.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-1

A consumer that hunts is called ____.

• a producer

• nothing

• a herbivore

• a predator

A snake eats a mouse. The snake and mouse are demonstrating _________.

• mutualism

• predator/prey

• competition

• parasitism

All energy on Earth ultimately comes from what source?

• water

• consumers

• sun

• flowers

Tags

NGSS.MS-LS1-6

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

• autotroph

• consumer

• producer

• mutualist

Tags

NGSS.MS-LS2-4