Answer and Explanation:
The amount of air inhaled or exhaled in each respiratory cycle, during a normal, regular breathing.
Answer:
more carbon dioxide would build up without the tress to recycle it and many animals would lose their habitats
Answer:
B
Explanation:
Photosynthesis involves the use of energy from sunlight, water and carbon dioxide to produce glucose and oxygen. Cellular respiration uses glucose and oxygen to produce carbon dioxide and water.