Could any of your signs of life be present in nonliving matter as well

No

Explanation:

In short, there is absolutely no reason to think that life couldn't form "spontaneously from non-living matter," because matter is never alive, and the formation of life is nothing more than a complex series of chemical reactions.

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.