____ irrigation system includes intermittent on and off

Which of the following wetlands are designated as Ramsar sites in India?

(a) Chilka Lake

(b) Loktak

(c) Keoladeo

Which countries does the Somali Current flow past in the Western Indian Ocean?

The hill range that separates the State of Manipur from the State of Nagaland is known as:

Which ocean forms the western and southern boundaries of Portugal? 

On December 22, which location experiences the longest day and shortest night?

Which is the fifth highest mountain in the world?

Where is Lake Baikal located?

Machkund Hydroelectric Project is a joint venture of which states?

Identify the largest freshwater lake in the world:

Consider the following statements:

1. The La Nina is the “cool phase” of El Nino-Southern Oscillation (ENSO).