A key characteristic of aquatic dead zones is .
A)a low concentration of oxygen
B)a high concentration of organisms resulting in extreme competition and finally the death of most
C)a high concentration of urban development
D)a low concentration of nitrogen and phosphorus nutrients
E)a low concentration of keystone species

Question

Quizplus · Accepted Answer

Aquatic dead zones are areas in bodies of water with very low oxygen levels, which makes it difficult for most marine life to survive.

A Key Characteristic of Aquatic Dead Zones Is