FIG. 1 is a front perspective view of the bio activator cabinet; FIG. 2 is a front elevational view thereof; FIG. 3 is a rear elevational view thereof; FIG. 4 is a left side view thereof; FIG. 5 is a right side view thereof; FIG. 6 is a top plan view thereof at an enlarged scale; and, FIG. 7 is a bottom plan view thereof at an enlarged scale.