Foss Ecosystems

The diagram above shows a food chain for a desert ecosystem. Which of the following organisms best completes boxes X and Y to show how energy flows through this food chain?

• X is an ant; Y is a cactus

• X is a cactus; Y is grass

• X is a cactus; Y is a mouse

• X is a beetle; Y is a cactus

Tags

NGSS.MS-LS2-3

The arrows in the food web above show the direction in which energy flows. The food web is model. It shows that all the _____________ animals get by eating other organisms comes from the Sun

• light

• energy

• protein

• vitamins

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A food web for a prairie ecosystem is shown above. Food webs show how energy gets transferred among living things. All plants and animals need energy in order to survive. Based on this information, which statement is correct?

• Only the frogs could survive without the Sun.

• Only the grass could survive without the Sun.

• The wasps and the spiders could survive without the Sun.

• None of the organisms in the food web could survive without the Sun.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The diagram above shows a food web. In this food web, which of the following is necessary in order for all of the organisms to survive?

• . caterpillar

• fox

• partridge

• Sun

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is a decomposer?

• Organism that makes its own energy

• Organism that breaks down dead organisms

• Organism that eats other organisms for food and energy

Tags

NGSS.MS-LS2-3

What are plants called in a food web?

• Producers

• Decomposers

• Consumers

• Scavengers

Tags

NGSS.MS-LS2-3

Click on the image to make it larger. Choose all that apply: The hawk gets its energy from...

• mouse

• wildflowers

• rabbit

• snake

Tags

NGSS.MS-LS2-3

Click on the image to make it larger. Choose all that apply: Choose the living things that are producers.

• mouse

• wildflowers

• grass

• snake

Tags

NGSS.MS-LS2-3

The diagram above shows a food chain for a tundra ecosystem. Which of the following organisms best completes boxes X and Y to show how energy flows through this food chain?

• X is an arctic hare; Y is a reindeer

• X is an arctic hare; Y is the Sun

• X is grass; Y is an arctic hare

• X is the Sun; Y is an arctic hare

Tags

NGSS.MS-LS2-3

What is the primary role of producers in an ecosystem?

• To decompose organic material

• To produce energy through photosynthesis

• To consume other organisms

• To recycle nutrients

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3