Mangalore: Across Karnataka, a total of 452 candidates have attend the pre-examination test coaching, 75% being boys, of which 55 candidates for civil services were from Mangalore, on Thursday, with 43 boys at the Rosario College. A screening test was done on last Sunday in 13 cities across Karnataka the test papers were set on 3 counts: Aptitude, Studies, and Essay writings, in a format employed in UPSC/KPSC Civil Services.