2-2-5. CONSENT OF PARENTS.

No child can be adopted without consent of both of the natural parents, if living, provided that in the following cases consent shall not be necessary: 

1. From any parent whose paternal rights have been judicially determined and terminated, provided that such terminations shall be final on appeal or that the time for such an appeal shall have expired; or
2. From any parent who has been adjudged by a Court of competent jurisdiction to be mentally incompetent or mentally ill; or
3. From any parent who has abandoned his or her child for a consecutive period in excess of one year prior to the date of filing of the Petition of adoption.