What is the total number of Ramsar wetland sites in

Which among the following is a major constraint in the rice–wheat system of Indo-Gangetic plains affecting long-term sustainability?

What is the main advantage of using a drip irrigation system over conventional surface irrigation in horticultural crops?

The instrument used for measuring depth of water table is known as:

According to Prof. Mildred Hurton, the first training group of human race is:

Which of the following is NOT a nitrogenous fertilizer?

An organization which is related to export and post harvest management, development of Fishes and aquaculture products in India is ____

Which of the following rice cultivation methods is most water-use efficient and being increasingly adopted to address water scarcity?

In integrated pest management the Economic Threshold Level (ETL) means ____

In C₃ plants the enzyme involved for formations of Glyceric acid –3- phosphate (PGA) is:

Supply chain mapping is the study of ...................................?