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Ecosystem

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8th Grade

Used 21+ times

Ecosystem
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where do plants get most of the energy they need to live and grow?

Water 
Air
Sunlight
Soil

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Hawk
Grass
Mouose
Grasshopper

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When animals break down glucose to create energy, they release water and carbon dioxide (CO2.) How can carbon dioxide (CO2) be reused within the food web?

It can be used by animals as a source of oxygen.
It can be used by both plants and animals to produce energy.
It can be used by plants during photosynthesis to create glucose.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which consume(s) energy from dead organisms?

the Sun
producers and consumers
trees, grasses, and shrubs
scavengers, fungi, and bacteria

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which shows the correct flow of energy through this simple food chain?

fox → grass → rabbit
grass → fox → rabbit
grass → rabbit → fox
rabbit → grass → fox

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After decomposers break down decaying organisms, which directly uses the resulting nutrients?

animals
fossils
plants
the Sun

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which molecule is necessary in order for respiration to occur in plants and animals?

Nitrogen
Oxygen
Sulfur
Carbon Dioxide

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