Nutrient Cycle

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

Why do plants need nitrogen?

• to build proteins

• to get energy

• to photosynthesize

• to transport water from roots to leaves

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Lightning is part of this cycle

• Carbon Cycle

• Phosphorus Cycle

• Nitrogen Cycle

• Nucleic Acid

Tags

NGSS.MS-ESS2-5

The conversion of ammonium to nitrate is called what?

• nitrification

• renitrification

• denitrification

• unnitrification

Tags

NGSS.MS-LS2-3

The conversion of nitrate back to nitrogen gas is called what?

• nitrification

• renitrification

• denitrification

• unnitrification

Tags

NGSS.MS-LS2-3

Which of the following does not move through cycles?

• Nitrogen

• Phosphorus

• Carbon

• Sulfur

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-3

Bacteria in soil change __________ into ingredients plants can use.

• H₂ (hydrogen gas)

• O₂ (oxygen gas)

• N₂ (nitrogen gas)

• He₂ (helium gas)

Tags

NGSS.MS-LS2-3

Plants rely heavily on ____ in the nitrogen cycle to incorporate nitrogen into organic compounds

• bacteria

• viruses

• fungi

• oxygen

What is the primary role of decomposers in the nutrient cycle?

• Break down organic matter

• Fix nitrogen

• Absorb sunlight

• Produce oxygen

Tags

NGSS.MS-LS2-3

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

• Nitrification

• Denitrification

• Nitrogen fixation

• Ammonification