Biochemical Cycles

Organism that breaks down dead plants & animals and releases nitrogen back into atmosphere

• bacteria

• plants

• animals

• producers

Tags

NGSS.MS-LS2-3

Which of the following statements is true of the phosphorus cycle?

• Phosphorus enters the atmosphere as phosphates.

• The phosphorus cycle utilizes the processes of erosion, and weathering.

• Phosphates are used in carbohydrate and glucose storage.

• The phosphorus cycle utilizes bacteria to breakdown phosphates and make them available for plants.

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

Organisms that break down dead plants & animals and release nitrogen back into atmosphere...

• bacteria

• plants

• animals

• producers

Tags

NGSS.MS-LS2-3

Which of the following is NOT true of phosphorus and the phosphorus cycle?

• Phosphorus is mined from phosphorus rich rock, which is processed and then added to commercial inorganic fertilizers as well as detergents.

• Phosphorus tends to be more localized compared with other biogeochemical cycles that can move more freely in the global system.

• Phosphorus is generally found in rocks, sediments, and soil.

• Phosphorus does not exist in the atmosphere as a gas.

• Living organisms do not need phosphorus.

Tags

NGSS.MS-ESS2-1

_____ brings phosphorous into our waterways. .

• precipitation

• runoff

• transpiration

• condensation

Which process in the nitrogen cycle involves the conversion of nitrogen gas into ammonia?

• Nitrogen fixation

• Nitrification

• Denitrification

• Ammonification

What is the primary role of plants in the carbon cycle?

• Release carbon dioxide

• Absorb carbon dioxide

• Convert carbon dioxide to methane

• Store carbon dioxide as fossil fuels

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

In the water cycle, what process is responsible for water vapor turning into liquid water?

• Evaporation

• Condensation

• Precipitation

• Transpiration

Tags

NGSS.MS-ESS2-4

Which of the following is a major reservoir of carbon in the carbon cycle?

• Atmosphere

• Oceans

• Soil

• All of the above

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6