Question

What causes the

OVERGROWTH of algae and
cyanobacteria in an aquatic
environment?
A. an absence of other plants leaves room for them to grow
B. excess phosphorus from the runoff of fertilizer and animal waste
that end up in ponds
C. decaying plants in the area releasing the nutrients that they need
to grow
D. weathering of rocks that dissolves phosphorus into the water

Answer 1

B

Step-by-step explanation:

Fertilizer runoff is considered one of the most common causes of algae overgrowth as it causes an unnatural excess of vital nutrients for algae.