You can find key answers of KAS preliminary 2010 at : http://kpsc.kar.nic.in/KEYANS%20OF%20GP%20PREIMS%202010.htm

GENERAL STUDIES KAS preliminary answer keys
AGRICULTURE AGRICULTURAL MARKETING CO-OPERATION AND SERICULTURE KAS preliminary answer keys
ANIMAL HUSBANDRY AND VETERINARY  SCIENCES AND FISHERIES  A & B KAS preliminary answer keys
ANIMAL HUSBANDRY AND VETERINARY SCIENCES AND FISHERIES A & C
BOTANY KAS preliminary answer keys
CHEMISTRY KAS preliminary answer keys
CIVIL ENGINEERING KAS preliminary answer keys
COMMERCE KAS preliminary answer keys
CRIMINOLOGY KAS preliminary answer keys
ECONOMICS KAS preliminary answer keys
ELECTRICAL ENGINEERING KAS preliminary answer keys
GEOGRAPHY KAS preliminary answer keys
LAW
MATHEMATICS KAS preliminary answer keys
HISTORY KAS preliminary answer keys
MECHANICAL ENGINEERING
PHILOSOPHY KAS preliminary answer keys
GEOLOGY KAS preliminary answer keys
PHYSICS KAS preliminary answer keys
POL SCIENCE AND INTERNATIONAL RELATIONS KAS preliminary answer keys
PSYCHOLOGY KAS preliminary answer keys
PUBLIC ADMINISTRATION KAS preliminary answer keys
SOCIOLOGY KAS preliminary answer keys
STATISTICS KAS preliminary answer keys
ZOOLOGY KAS preliminary answer keys
RURAL DEVPT AND COOP KAS preliminary answer keys
HINDI LITERATURE KAS preliminary answer keys
ANTHROPOLOGY KAS preliminary answer keys
URDU  LITERATURE KAS preliminary answer keys
KANNADA LITERATURE KAS preliminary answer keys
ENGLISH LITERATURE KAS preliminary answer keys
MANAGEMENT KAS preliminary answer keys