Choose or find odd pair of words - (Fish : Shoal) , (Cow : Herd) , (Sheep : Flock) , (Man : Mob) , (Bee : Swarm)

D. MAN : MOB

Choose or find odd letter group - BD, IK, PN, SU, WY

C. PN

Choose or find odd word - V.V. Giri , General Zia , General Ershad , Lal Bahadur Shastri

D. LAL BAHADUR SHASTRI

Choose or find odd word - Giraffe , Hyena , Deer , Rhinoceros , Zebra

B. HYENA

Choose or find odd pair of words - (Fish : Pisciculture) , (Birds : Horticulture) , (Bees : Apiculture) , (Silkworm : Sericulture)

B. BIRDS : HORTICULTURE