The following is the etiological agent of Rocky mountain spotted fever:
Ans. is 'a' i.e., Rickettsia Rickettsi SpeciesDiseaseVectorR. ProwazekiiEpidemic typhusLouseR. ProwazekiiBrill Zinsser diseaseLouseR. typhiEndemic typhusRat fleaR. RickettsiaRocky mountain spotted feverTickR. akariRickettsial poxGamasid miteOriental TsutsugamushiScrub typhusTrombiculid mite
Rickettsia rickettsii
Rochalimaea quintana
Rickettsia tsutsugamushi
Coxiella burnetii
Bacteria