Which of the following is typically associated with a reduction in photosynthesizing plants in a water supply?
a.An increase in dissolved oxygen
b. A decrease in dissolved oxygen
c. An increase in phosphates
d. A decrease in phosphates
The more plants using photosynthesis, the more oxygen in the air and in the water. The less plants, the less the oxygen. I AM SMORT. *MOGOLOVANIA INTENSIFIES
