Water, Nitrogen, Carbon and Phosphorus 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

Which one of these does not add CO2 to the atmosphere?

• cooking with gas
• planting trees
• burning wood
• riding in a bus

Tags

NGSS.MS-LS1-6

Combustion is another word for _______________.

• a train
• a bus
• a dog
• burning

Tags

CCSS.RI.7.4

CCSS.RI.8.4

CCSS.RI.9-10.4

CCSS.RL.8.4

CCSS.RL.9-10.4

In what process is Carbon transformed into chemical energy?

• Photosynthesis
• Respiration
• Primary Production
• Secondary Production

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

All of the carbon in existence is continually recycled in the carbon cycle

• True
• False

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-3

Which of the following removes carbon from the atmosphere?

• Combustion
• Respiration
• Photosynthesis
• Death

Tags

NGSS.MS-LS1-6

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

• water
• nutrients
• air
• fossil fuels

Tags

NGSS.MS-LS4-1

The breakdown of the remains of dead organisms or animals wastes.

• Fossil Fuel
• Combustion
• Consumption
• Decomposition

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-3

How much of the atmosphere is composed of nitrogen gas?

• 87%
• 38%
• 78%
• 21%

How do plants get the nitrogen they need?

• from the air
• from the soil or water in which they live
• from the Sun
• from broken-down rocks

Tags

NGSS.MS-LS2-1