E.S. Carbon and Nitrogen Cycles

Front

What converts nitrogen in the atmosphere into a usable form for plants and animals?

Back

Bacteria

Front

What process removes CO₂ from the atmosphere?

Back

Photosynthesis

Front

What percentage of the atmosphere is composed of nitrogen gas?

Back

78%

Front

What is the process called when plants lose water through their leaves?

Back

Transpiration

Front

What is a correct path that nitrogen could take in the ecosystem?

Back

air -> bacteria -> plants -> animals

Front

What is nitrogen fixation?

Back

The process of converting nitrogen gas from the atmosphere into ammonia or related compounds in soil, primarily by bacteria.

Front

What role do decomposers play in the nitrogen cycle?

Back

Decomposers break down dead organisms, returning nitrogen to the soil in a usable form.

Front

What is the significance of photosynthesis in the carbon cycle?

Back

Photosynthesis removes carbon dioxide from the atmosphere and converts it into organic matter.

Front

What is respiration in the context of the carbon cycle?

Back

The process by which living organisms convert oxygen and glucose into energy, releasing carbon dioxide back into the atmosphere.

Front

What is the greenhouse effect?

Back

The warming of Earth's surface due to the trapping of heat by greenhouse gases in the atmosphere.