How do humans cycle carbon from the biosphere to the atmosphere?(1 point)

Question

Responses

by driving cars that use gasoline for fuel
by driving cars that use gasoline for fuel

by respiration
by respiration

by planting vegetable crops
by planting vegetable crops

by eating plants

Answer 1

Humans cycle carbon from the biosphere to the atmosphere primarily by respiration. During respiration, humans and other animals inhale oxygen and exhale carbon dioxide, which contributes to the carbon cycle by releasing carbon back into the atmosphere.