Question

Which of the following is typically associated with a reduction in photosynthesizing plants in a water supply? (2 points)

Answer 1

A decrease in dissolved oxygen.

This is because oxygen is a byproduct of photosynthesis. If the plants are in water, some of the oxygen they produce will become dissolved in it. Without those plants, you have less dissolved oxygen.

Answer 2

A decrease in dissolved oxygen.
This is because oxygen is a byproduct of photosynthesis. If the plants are in water, some of the oxygen they produce will become dissolved in it. Without those plants, you have less dissolved oxygen.