Major financial institution responsible for issuing currency, managing foreign reserves implementing monetary policy and providing banking service to the govt. and commercial banks?

Darcy formula for loss of head in pipes is given by, hf=4fl v2 / ________?

International resources shared by all countries e.g ocean, air etc?

Stalk root of onion is caused by________?

Faces accumulated at the time of birth of calf is ________?

In cotton, zn deficiency is known as________?