Choose or find odd letter group - BCYZ , EFVW , HIUV , JKQR , ABZA

C. HIUV

Choose or find odd word - Cockroach , Roundworm , Amoeba , Frog

C. AMOEBA

Choose or find odd word - Thermometer , Hygrometer , Anemometer , Seismograph , Sphygmomanometer

E. SPHYGMOMANOMETER

Choose or find odd word - Tiger , Cow , Cheetah , Leopard

B. COW

Choose or find odd letter group - STUA , RQPA , MLKA , HGFA

A. STUA