Question

the clean water act tries to maintain the ______ integrity of water in the united states.
a physical
b chemical
c biological
d all of the above

Explanation:

The Clean Water Act (CWA) in the U.S. is designed to protect and restore the quality of water bodies. Its scope includes safeguarding the physical (e.g., habitat structure, flow), chemical (e.g., reducing pollutant concentrations), and biological (e.g., protecting aquatic ecosystems and species) integrity of waters.

Answer:

d. All of the above