Choose or find odd pair of words - (Twigs : Nest) , (Wood : Furniture) , (Pitcher : Pottery) , (Gold : Ornaments)

C. PITCHER : POTTERY

Choose or find odd word - Euphrates , Hwang Ho , Amazon , Brahmaputra , Indus

C. AMAZON

Choose or find odd word - Ranthamboor , Sunderban , Kaziranga , Ghana , Corundum

E. CORUNDUM

Choose or find odd word - Grasslands , Pampas , Downs , Prairies , Savanna

A. GRASSLANDS

Choose or find odd word - Feathers , Tentavles , Scales , Pseudopodia , Flagella

A. FEATHERS