What is not a function of the respiratory system? A.
Inhaling and exhaling
B.
Removing carbon dioxide
C.
Providing lungs with nutrients
D.
Intaking oxygen

Agriculture is changing the environment. with increased populations, there is a greater demand for food. which of the following is not an impact of farming? a) pesticide and fertilizer pollution b) sediment transport and deposition downstream c) increased water supply and flooding d) desertification and deforestation