Concept 7; Unit 2: Geochemical Cycles

Carbon dioxide (CO₂) is returned to the atmosphere primarily by

• Consumption

• Combustion and cellular respiration

• Waste elimination

• Photosynthesis

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NGSS.MS-LS2-3

Nitrogen fixation is primarily performed by

• Humans

• Plants

• Animals

• Bacteria

Humans cannot impact the carbon cycle.

• True

• False

Tags

NGSS.HS-LS2-5

NGSS.HS-ESS2-6

Humans impact the water cycle by developing the land. (Adding cement and other ground overs)

• True

• False

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NGSS.MS-ESS3-4

The 6 steps to the water cycle are:

• condensation; evaporation; transpiration; runoff; infiltration; precipitation

• decomposition; condensation; evaporation; runoff; infiltration; precipitation

• nitrogen fixation; condensation; evaporation; transpiration; runoff; precipitation

• condensation; decomposition; evaporation; transpiration; precipitation; assimilation

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NGSS.MS-ESS2-4

What is it called when plants give off water vapor as a waste product?

• condensation
• evaporation
• sublimation
• transpiration

Which of these is an example of precipitation?

• snow
• air
• clouds
• vapor

Tags

NGSS.MS-ESS2-4

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

• respiration and photosynthesis
•  decomposition and respiration

Tags

NGSS.HS-LS2-5

5. The Earth provides humans with an unlimited amount of fossil fuels. They are considered renewable.

• True
• False

what does the #4 show in the diagram?

• condensation
• evaporation
• precipitation
• run off

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-1