To avoid scouring from end of structure, it is necessary to provide a ________ at the exit point?

The chemical used for killing birds is called________?

Carrot, Radish, Turnip, Cabbage and beet are the________?

Tillage is field operation which help in cutting, loosening and inverting the soil for________?

The planned development, distribution and use water resources:

When a goat shows all signs of pregnancy but not produce young one is called ________?