Choose or find odd word - Green , Violet , Red , Yellow

B. VIOLET

Choose or find odd word - Month , Year , Fortnight , Season , Week

D. SEASON

Choose or find odd word - Ear , Nose , Tongue , Throat

D. THROAT

Choose or find odd word - Spade , Spanner , Shovel , Rake , Pick-axe

B. SPANNER

Choose or find odd word - Antelope , Kangaroo , Hippopotamus , Unicorn , Rhinoceros

D. UNICORN