Question

Why does white water rafting damage river and streams?

A)
The raft decreases the current within the system.
B)
The presence of humans decrease the available oxygen in the ecosystem.
C)
Riverbeds are dredged to eliminate hazards.
D)
The presence of humans scare off aquatic life.
E)
Photosynthetic rate is decreased.

Answer 1

E. Photosynthetic rate is decreased.

Step-by-step explanation:

Answer 2

Answer:a is the answer