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

C. AMOEBA

Choose or find odd letter group - YDWB , TKRI , QNOM , HLFJ , WFUD

C. QNOM

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

B. COW

Choose or find odd letter group - BCDE , PQRS , WXYZ , STUW , GHIJ

D. STUW

Choose or find odd letter group - RNJ , XTP , MIE , ZWR

D. ZWR