Black cotton soils are extensively found in –

Thermal efficiency of diesel engine is-

The fundamental economic concept that describes how output changes in response to changes in input levels is best captured by the term:

Topping is a practice done in:

Which state is highest producer of fenugreek in India?

The maximum amount of water that a soil can hold after the excess has drained away under the force of gravity is called

Match List I with List II :

Funnel shaped stigma is found in which plant?

In which of the following condition nitrification occurs rapidly?

What are the building blocks of proteins?