Carbon Dioxide and Oxygen
Cycle
Picture Vocabulary
Organisms and Environments Carbon Dioxide - Oxygen Cycle
The movement of carbon dioxide and
oxygen on Earth by the processes of
respiration and photosynthesis.
Oxygen
A waste product produced by plants
during photosynthesis that animals
use for respiration.
Carbon Dioxide
A gas produced by cells during
respiration; used in photosynthesis
to produce sugars.
Respiration
A process by which animals use
oxygen and food to make energy and
carbon dioxide.
Photosynthesis
The process where plants use
sunlight, water, and carbon dioxide to
produce sugar and release oxygen.