Carbon and Nitrogen Cycle Flashcard

Front

What percentage of the atmosphere is composed of nitrogen gas?

Back

78%

Front

What organisms are part of the carbon cycle?

Back

All living things

Front

How does increasing CO2 concentration affect average global temperature?

Back

As CO2 concentration increases, average global temperature increases.

Front

What is denitrification?

Back

Conversion of nitrite back to nitrogen gas.

Front

Which cycle involves the process of photosynthesis?

Back

Carbon cycle

Front

What is the primary gas involved in the nitrogen cycle?

Back

Nitrogen gas (N2)

Front

What role do plants play in the carbon cycle?

Back

Plants absorb CO2 during photosynthesis.

Front

What is the process by which nitrogen gas is converted into ammonia?

Back

Nitrogen fixation.

Front

What is the significance of decomposers in the nitrogen cycle?

Back

Decomposers break down organic matter, releasing nitrogen back into the soil.

Front

What is the main source of carbon in the atmosphere?

Back

Carbon dioxide (CO2)