If a student does not give consent to a school administrator to search his backpack or locker can the administrator still force the search?

THiS iS MY OPiNiON; NO!!!. A STUDENT HAS THE RiGHT TO THEiR OWN PROPERTY. JUST LiKE YOU GUYS ALL HEARD BEFORE, RESPECT OTHER PEOPLE'S PROPERTY. DON'T TOUCH THiNG THAT DON'T BELONG TO YOU. SiMPLE AS THAT.~DH~