Does lightning add nitrogen to the soil?

What percentage of the atmosphere is composed of nitrogen?

• 50%

• 78%

• 90%

• 100%

How do plants absorb nitrogen from the soil?

• Through photosynthesis

• By absorbing nitrates

• By absorbing oxygen

• Through respiration

What process allows nitrogen in the atmosphere to be transformed into a plant-usable form?

• Photosynthesis

• Nitrogen fixation

• Respiration

• Evaporation

What role does lightning play in nitrogen fixation?

• It absorbs nitrogen

• It breaks nitrogen molecules

• It creates oxygen

• It forms carbon dioxide

Tags

NGSS.MS-LS2-1

What is formed when nitrogen atoms bond with oxygen in the atmosphere?

• Nitric acid

• Nitrogen dioxide

• Ammonia

• Carbon dioxide

How do nitrates reach the soil?

• Through photosynthesis

• Through respiration

• Through raindrops

• Through evaporation

What is the result of lightning breaking nitrogen molecules?

• Formation of carbon dioxide

• Formation of nitrogen dioxide

• Formation of oxygen

• Formation of hydrogen

Tags

NGSS.MS-PS1-2

What is the form of nitrogen that plants can absorb from the soil?

• Nitrogen gas

• Nitrates

• Ammonia

• Nitrogen dioxide

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What is the process called when nitrogen is added to the soil through lightning?

• Photosynthesis

• Nitrogen fixation

• Respiration

• Evaporation

What happens to nitrogen atoms after they are split by lightning?

• They bond with carbon

• They bond with oxygen

• They bond with hydrogen

• They bond with sulfur

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5