Unit 6 Review

What is a sink of a biogeochemical cycle?

• Where an element is stored

• Where an element is from

• Where an element is at

Tags

NGSS.MS-ESS2-1

78% of the nitrogen is stored in the atmosphere.

• True

• False

Tags

NGSS.MS-LS2-3

The process of bacteria taking Nitrogen from the air and converting it into ammonia is called...

• Nitrification

• Denitrification

• Nitrogen Fixation

• Assimilation

The process of plants absorbing nitrogen is called...

• Assimilation

• Nitrification

• Denitrification

• Nitrogen Fixation

Tags

NGSS.MS-LS2-1

The process of bacteria taking nitrogen compounds in the soil and turning them into atmospheric nitrogen is called..

• Nitrification

• Denitrification

• Assimilation

• Nitrogen Fixation

Which is not a major step in the Carbon cycle?

• Respiration

• Decomposition

• Photosynthesis

• Transpiration

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Burning fossil fuels and deforestation affect which biogeochemical cycle?

• Sulfur

• Carbon

• Nitrogen

• Phosphorus

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-5

NGSS.HS-ESS3-5

NGSS.HS-LS2-6

Which element is the limiting factor of an ecosystem?

• Carbon

• Nitrogen

• Phosphorus

• Sulfur

What two elements can cause eutrophication?

• Nitrogen and phosphorus

• Nitrogen and carbon

• Phosphorus and carbon

• Phosphorus and sulfur

Tags

NGSS.MS-LS2-3

What does polar mean?

• The compound has a positive charge

• The compound does not have a charge

• The compound has a negative charge

• The compound has an unequal distribution of charges