Choose the Hindi word closest in meaning to

What is the botanical (Scientific) name of Safed Musli–a medicinal plant grown almost all over India?

Invisible drought occurs when 

A typical mineral soil, on volume basis, contains:

What is the primary role of organic matter in soil?

Arabian Jasmine species is 

The branch of agriculture which deals with the principles and practices of crop production and field management is called ...........................?

What was the main objective of the Firka Development Scheme initiated in Madras Presidency in 1946?

Reserpine, a drug is extracted from 

IWDP stands for

The additional Utility derived by an individual, by the consumption of one more unit of a commodity