Question

Upwelling brings cool nutrient water to the ocean's surface that aids in phytoplankton growth. When upwelling is weakened, it results in:

a. a change in tide

b. a decrease in the number of phytoplankton

c. an increase in fish at the oceans surface level

d. strong currents

Answer 1

I think the answer is:
A decrease in the number of phytoplankton.
Hope it helps

Answer 2

I believe the answer is B