Food Webs

What is the original source of energy in a food web?

• Decomposers

• Consumers

• Producers

• The Sun

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The diagram shows a food web. Which of the following gets its energy directly from a producer?

• The Sun

• Plants

• Deer

• Snake

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In the food web shown, which are the producers?

• the prairie grass and plant seeds

• plant seeds and the mountain lion

• the prairie grass and the squirrel

• the robin and deer

Tags

NGSS.MS-LS2-3

Decomposers such as mushrooms get energy by–

• producing their own food

• eating grass, fruit, and seeds

• breaking down dead organisms

• absorbing carbon dioxide from the air

Tags

NGSS.MS-LS2-3

In the food web diagram, what do the arrows represent?

• The life cycle of each organism

• How one organism changes to another

• How food is produced by many organisms

• The flow or transfer of energy through an ecosystem

Tags

NGSS.MS-LS2-3

The diagram shows a food web. What is the original source of all the energy in this food web?

• Algae

• The Sun

• Minnows

• Insect larvae

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following best explains the primary role of decomposers in ecosystems? Decomposers–

• break down dead organisms and recycle materials.

• provide an important source of food for many animals.

• change matter that is not food into matter that is food.

• extract water from soil and release it into the atmosphere.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

The diagram shows an incomplete food chain. Which of the following would best complete this food chain?

• Producer

• Consumer

• Decomposer

• Animal

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

The diagram illustrates a gulf food web. Which of the following organisms provides energy for more than one other organism in the food web?

• Otter

• Herring gull

• Blue crab

• Diamondback terrapin

Tags

NGSS.MS-LS2-3

Which is the correct transfer of energy or Food Chain?

• Sun > prairie grass > deer > snake

• Sun > plant seeds > robin > eagle

• Sun > plant seeds > robin > mountain lion

• Sun > plant seeds > field mouse > deer

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3