<prompt> The tick-borne hemorrhagic fever found in Karnataka state is - rptJapanese enephalitisKyasanur forest diseaseEpidemic nephrosonephritisLassa fever  <response>: KFD- is a febrile disease associated with haemorrhage caused by an antivirus, flavivirus and transmitted to human by bite of infected ticks. KFD was first recognised in 1957 in Shimoga district of Karnataka state in South India. REF:Parks textbook of preventive and social medicine 23rd edition. 