Solution :

FUNCTION CALLING :
//Rep is report object containing .Rpt file...
ShowHideAllReportObjectsInSection(Rep, 8, true);

FUNCTIONS :
        public void ShowHideAllReportObjectsInSection(CrystalDecisions.CrystalReports.Engine.ReportDocument Rep, int nSectionNo, bool bSuppress)
        {
            using (CrystalDecisions.CrystalReports.Engine.Section SEC = (CrystalDecisions.CrystalReports.Engine.Section)Rep.ReportDefinition.Sections[nSectionNo])
            {
               SEC.SectionFormat.EnableSuppressIfBlank = true;
               int I;
               for (I = 1; (I <= SEC.ReportObjects.Count); I++)
               {
                    SEC.ReportObjects[I - 1].ObjectFormat.EnableSuppress = bSuppress;
               }
            }
        }