Choose or find odd letter group - BDH , IKP , QSW , TVZ , PRV

B. IKP

Choose or find odd word - Stereo , Transistor , Television , Radio , Loundspeaker

C. TELEVISION

Choose or find odd word - Archaeology , Ecology , Epigraphy , Palaeontology

B. ECOLOGY

Choose or find odd word - Tempest , Hurricane , Cyclone , Monsoon

D. MONSOON

Choose or find odd word - Fox , Wolf , Jackal , Deer , Panther

D. DEER