What would happen to the bird if the green fish died out?

the bird population would die out

What would happen if the primary consumers died out?

the producers would grow and the secondary and tertiary consumers would die

An ocean bay food web is pictured. Imagine a sea otter moves to the area. The sea otter eats crabs. What would happen to the ecosystem?

The sea duck population will decrease (go down)

The ecosystem would stay the same

The crab population will increase (go up)

The sea duck population would increase (go up)

Decomposers are important in the food web because they

Break down dead organisms and recycle nutrients into the soil

Produce their own food using light from the sun

Stop the flow of energy from one organism to another

Are microscopic and other organisms eat them

A food web is pictured. What is the source of energy for the algae?

Rotifers, water fleas, and tadpoles

Which is a possible food chain based off the food web shown?

Raspberry bush --> rabbit --> fox --> mountain lion

Raspberry bush --> sparrow --> mountain lion

Mountain lion --> fox --> rabbit --> raspberry bush

Which statement is true about the carbon dioxide-oxygen cycle?

animals breathe in oxygen and release carbon dioxide which is used by plants

animals breathe in nitrogen and release oxygen which is used by plants

animals breathe in nitrogen and release carbon dioxide which is used by plants

animals breathe in carbon dioxide and release oxygen which is used by plants

How can Nitrogen gas (N 2 ) be fixed into a usable form for plants?

Through the action of bacteria and lightning

Through the action of bacteria only

A correct path that Nitrogen could take would be...

Air--> Bacteria--> Plants--> Animals

Air--> Animals--> Plants--> Bacteria

Bacteria--> Animals--> Plants--> Air

Plants--> Air--> Animals--> Bacteria

What is happening at 1?

turning CO2 from the atmosphere into organic molecules

Flow of Energy/Cycle of Matter

Authored by Whitney Schaefer

Biology

7th - 8th Grade

NGSS covered

Used 5+ times

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54 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the food chain, which of the pictures is a PRODUCER?

Sun

Plants

Ladybug

Chicken

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

MULTIPLE CHOICE QUESTION

1 min • 1 pt

__________ make their own food.

Producers

Consumers

Carnivores

Herbivores

Tags

NGSS.MS-LS1-6

MULTIPLE CHOICE QUESTION

1 min • 1 pt

________ get there energy from eating other organisms.

Producers

Consumers

Plants

Algae

Tags

NGSS.MS-LS2-3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A community of organisms and their abiotic, or nonliving environment is called ---

ecology

ecosystem

population

community

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Abiotic parts of an ecosystem; required by plants to perform photosynthesis.

water

soil

sunlight

oxygen

carbon dioxide

Tags

NGSS.MS-LS1-6

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which organism receives energy from the tall tree?

Giraffe

Antelope

Skunk

Mouse

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which organism receives energy from the grasshopper?

Grass

Rhino

Bird

Snake

Tags

NGSS.MS-LS2-3

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Flow of Energy/Cycle of Matter

In the food chain, which of the pictures is a PRODUCER?

__________ make their own food.

________ get there energy from eating other organisms.

A community of organisms and their abiotic, or nonliving environment is called ---

Abiotic parts of an ecosystem; required by plants to perform photosynthesis.

Which organism receives energy from the tall tree?

Which organism receives energy from the grasshopper?

A linear sequence to show transfer of energy is called

What do the arrows mean on a food chain or food web?

Position that an organism occupies based on what it eats

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