Test Review

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

• Water
• Atmosphere
• Sun
• Air

Where does Photosynthesis get the carbon dioxide it needs?

• from photosynthesis

• from the water cycle

• from cellular respiration

• from the nitrogen cycle

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Where does Photosynthesis get the carbon dioxide it needs?

• from photosynthesis

• from the water cycle

• from cellular respiration

• from the nitrogen cycle

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following add carbon dioxide to the atmosphere?

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

Why do all organisms need nitrogen?

• To live and grow 
• To build phosphorus
• To make oxygen levels grow
• To help blood circulate better

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Animals get nitrogen by ____________.

• breathing air

• eating plants

• dying

• being struck by lightning

Which cycle is described:

Ammonification occurs by Nitrogen fixing bacteria

• Carbon Cycle

• Nitrogen Cycle

Burning fossil fuel has which effect in the carbon cycle?

• It removes carbon dioxide from the atmosphere.
• It puts carbon dioxide under the ground.
• It adds carbon dioxide to the atmosphere.
• It has no effect in the carbon cycle.

Tags

NGSS.MS-ESS3-4

What converts nitrogen into a useable form for plants and animals?

• bacteria
• fungi
• rain

When nitrogen gas is turned in to a form that plants and animals can use is called 

• Combustion
• Photosynthesis
• Decomposition
• Nitrogen Fixation

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3