Ecosystem Test Review

Use the picture to answer the question. The plants, animals, and other components in this ecosystem—

• Allow for the transfer of matter and energy

• Only experience kinetic energy

• Are all extinct

• Require pollution to live

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The rock and the pebble represent living or non-living things?

• Living

• Non-living

Use the picture to answer the question. The bees in this picture represent—

• A population

• A community

• A food web

• A food chain

Tags

NGSS.MS-LS2-4

Use the picture to answer the question. Which of the following explains how organisms interact in this ecosystem?

• The ladybug gets its nutrients from sunlight.

• The grass will eat the flowers.

• The bees get their nutrients from the flowers.

• Ladybugs poison the grass and cause it to die.

Tags

NGSS.MS-LS2-2

Use the picture to answer the question. The greatest amount of energy in this ecosystem is found in which number?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Arrange the following in the correct order for the flow of energy.

• Consumers

• Decomposers

• Sun

• Nutrient Pool

• Producers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the relationship between the mushroom and the tree stump?

• The mushroom feeds the tree stump so it can grow again.

• The mushroom helps break down the stump and puts nutrients back into the soil.

• Animals will eat the mushroom and therefore help spread the seeds of both the mushroom and the tree.

• The tree stump absorbs the mushroom for energy.

Tags

NGSS.MS-LS2-3

A student made a food web of animals in the local area. Which of the following would make the most sense in the empty circle?

• 
• 
• 
• 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Use the picture of the food web to answer the following question: Together, all of the plants and animals in this food web make up—

• An organization

• A community

• A population

• A niche

Use the picture of the food web to answer the following question: What would be most likely to happen if mountain lions left this ecosystem? Choose two correct answers.

• There would be an overpopulation of snakes.

• There would be an overpopulation of deer

• There would be a decrease in the number of trees.

• There would be a decrease in the number of grasshoppers.

• There would be an overpopulation of hawks.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4