Ukuhlola izixhobo zeLebhu zeSayensi yeSikolo esibalulekileyo: Isikhokelo esipheleleyo

--- ** Q1: Ziziphi iintlobo eziphambili zeZixhobo zeLebhu zeSayensi yeSikolo? *** A1: Iilebhu zesayensi yesikolo esiphakathi zibandakanya izixhobo ezahlukeneyo ezilungiselela uqeqesho olwahlukeneyo lwezenzululwazi. Ezinye zeentlobo eziphambili zibandakanya: kwaye iityhubhu zovavanyo zibalulekile ekwenzeni uvavanyo. Zisetyenziselwa ukuxuba, ukufudumeza kunye nokubamba ulwelo. - **