Choose or find odd word - Oyster , Whelk , Scallop , Mussel , Clam

C. SCALLOP

Choose or find odd word - Mahavir , Buddha , Marx , Jesus , Gandhi

C. MARX

Choose or find odd word - Sial , Mantle , Core , Sima , Pengia

A. PENGIA

Choose or find odd word - Painter , Canvas , Brush , Colour , Palette

A. PAINTER

Choose or find odd word - Gloomy , Calm , Dull , Tense , Distress

E. DISTRESS