A COMPARATIVE STUDY TO ASSESS THE EFFICACY OF STRUCTURED TEACHING PROGRAMME ON KNOWLEDGE AND PRATICE REGARDING HARMFUL EFFECTS OF JUNK FOOD ON HEALTH AMONG ADOLENCENTS FROM SELECTED URBAN AND RURAL SCHOOLS OF RAJATHAN (P.HD) - PRASHANT SEN (RAJASTHAN SHRI JAGDISHPRASAD JHABARMAL TIBREWALA UNIVERSITY, 2022)