Phosphorus, Nitrogen and Carbon Cycles EL

Which two nutrients can lead to high levels of algae and cause an algal bloom?

• Water

• Carbon

• Nitrogen

• Phosphorus

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Use the diagram to match the following terms:

• Plants and animals absorb nitrogen

• Denitrification

• Bacteria produce nitrates from ammonia

• Ammonification

• Bacteria converting nitrates into a gas

• Nitrogen Fixation

• Making ammonia from decaying organisms

• Assimilation

• Bacteria convert gas into ammonia

• Nitrification

Tags

NGSS.MS-LS2-3

Looking at this diagram, what process removes carbon dioxide from the atmosphere?

• root respiration

• factory emission

• sunlight

• photosynthesis

Tags

NGSS.MS-LS1-6

What process occurs when coal (fossil fuel) is used for energy?

• Decomposition
• Combustion
• Pressurization 
• Respiration 

Tags

NGSS.MS-ESS3-4

NGSS.MS-PS1-2

This is NOT a part of the phosphorus cycle.

• Phosphate is in sedimentary rocks

• Phosphate bonds to soil

• Phosphate in the Atmosphere

• Phosphate is absorbed from the soil by plants

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What is the usable form of nitrogen that plants need according to this diagram?

• assimilation

• nitrites

• nitrates

• ammonification

Tags

NGSS.MS-LS2-1

The process of _​ brings phosphorous into our waterways.

(a)  

• Precipitation

• Runoff
• Transpiration

• Condensation

Tags

NGSS.MS-ESS2-4

What role do decomposers play in the phosphorous cycle?

• absorb phosphorous 
• release phosphorous into atmosphere
• return phosphorous into the soil
• combustion

Tags

NGSS.MS-LS2-3

What are the chemical substances an organism needs to sustain life? (stay alive)

• nutrients
• nitrogen fixation
• denitrification
• limiting nutrient

In this process, bacteria convert nitrogen gas into ammonia.

(a)  

• nutrients
• nitrogen fixation
• denitrification
• limiting nutrient

Tags

NGSS.MS-LS2-3