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Science

6th - 8th Grade

NGSS covered

Used 8+ times

Carbon Cycle
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37 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.

Water
Atmosphere
Sun
Air

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

How do living organisms return carbon to the atmosphere in the carbon cycle?

respiration and photosynthesis
 decomposition and respiration

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

Which of the following add carbon dioxide to the atmosphere?

volcanoes
combustion of fossil fuels
animal and plant respiration
all of these

Tags

NGSS.MS-ESS3-4

4.

MULTIPLE CHOICE QUESTION

20 sec • 5 pts

Organisms that do not decompose can be buried and become what?

water
nutrients
air
fossil fuels

Tags

NGSS.MS-ESS3-1

NGSS.MS-LS4-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

With the help of the Sun, through the process of photosynthesis, carbon dioxide is pulled from the air to make plant________

leaves

food

roots

nutrients

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Through food chains, the carbon that is in plants moves to the animals that eat them. When an animal eats another animal, carbon is ___________________.

released

transferred

dissolved

gone

Tags

NGSS.MS-LS2-3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which process contributes carbon dioxide to the atmosphere?

respiration

photosynthesis

tree farms

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