Ecological Cycles

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

• Water
• Atmosphere
• Sun
• Air

Tags

NGSS.HS-ESS2-6

What does not produce carbon dioxide?

• Photosynthesis
• Burning Fossil Fuels
• Animal respiration
• Plants decaying

Tags

NGSS.MS-LS1-6

In what process is Carbon transformed into chemical energy?

• Photosynthesis
• Respiration
• Primary Production
• Secondary Production

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

What is happening at 1?

• respiration: releasing CO2
• decomposing CO2 in the soil
• photosynthesis: absorbing CO2
• turning CO2 from the atmosphere into organic molecules

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Why is the carbon cycle important?

• It continuously reuses and recycles carbon in the ecosystem
• It shows how animals to digest food
• It takes nitrogen and oxygen out of the atmosphere
• It isn't

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which picture best represents how the amount of carbon dioxide in the atmosphere has changed over the past 500 years?

• top left
• bottom left
• top right
• bottom right

Tags

NGSS.MS-ESS3-5

The global carbon cycle involves which factors?

• the flow of carbon matter and energy from one reservoir to another
• the natural processes of photosynthesis and respiration
• a holding place for carbon, including the ocean, terrestrial living organisms, soils, sediments and atmosphere
• all of the above

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What number represents combustion in this diagram?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What number would represent photosynthesis in this
diagram?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What part of the water cycle does this picture show?

• condensation
• precipitation
• evaporation

Tags

NGSS.MS-ESS2-4