Ecosystems Review

A rabbit’s diet consists of vegetables and clover. A person can infer that the animal is ____________.

• an herbivore

• an omnivore

• a carnivore

• a decomposer

Look at the energy pyramid above. Which level does not contain consumers?

• A

• B

• C

• D

Tags

NGSS.MS-LS2-3

Which best describes an ecosystem? A system where __________.

• populations stay the same

• there is only one kind of organism

• there is always rain, soil, sunlight, and air

• living and nonliving things interact

Robert and Jeffery are walking in the woods. They see mushrooms growing in several places. Robert says, “Those mushrooms are not good for anything.” What should Jeffery say to Robert?

• “You are right, those mushrooms are not good for anything.”

• “They are important because they are producers that make food from sunlight.”

• “Let’s get rid of them.”

• “They are important because they are decomposers that will break down dead plants and animals.”

Tags

NGSS.MS-LS2-4

What is the main source of energy for this ecosystem?

• sun

• heron

• grasshopper

• grass

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which group contains all consumers?

• mud, sand and humans

• tadpoles, humans and turtles

• sun, pine tree and hawk

• green plants, deer and rabbits

Tags

NGSS.MS-LS2-2

If animals eat plants to get energy, where do plants get their energy from?

• sun

• water

• soil

• wind

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

All living and nonliving things that surround an animal are part of its ________ .

• life cycle

• environment

• atmosphere

• food chain

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which food chain correctly summarizes the flow of energy through an ecosystem?

• rabbit -->fox--> sun--> grass

• sun--> grass--> rabbit--> fox

• fox--> sun--> rabbit--> grass

• sun--> rabbit--> grass--> fox

Tags

NGSS.MS-LS2-3

Three things needed by plants for the process of photosynthesis are:

• water, oxygen, and sunlight

• water, carbon dioxide, and sunlight

• water, carbon dioxide, and fertilizer

• water, oxygen, and sugar

Tags

NGSS.MS-LS1-6