HUMANS DEPEND ON SPECIES ………….TO HAVE FOOD , CLEAN AIR AND WATER ,...

15. - ON TAP KIEM TRA 1 TIET SO 2
ON TAP KIEM TRA 1 TIET SO 2

15. Humans depend on species ………….to have food , clean air and water , and fertile soil for

agriculture.

( diversity / habitat / contamination / extinction)