Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Which of the following process is referred as 'the southern oscillation'?

• A. Multiple periodic changes in the pressure conditions of the Southern Pacific Ocean.
• B. Multiple periodic changes in the pressure conditions of the Northern Pacific Ocean.
• C. Multiple periodic changes in the pressure conditions of the Southern Bay of Bengal.
• D. Multiple periodic changes in the pressure conditions of the Southern Arabian Ocean.

Answer 1

The correct option is A Multiple periodic changes in the pressure conditions of the Southern Pacific Ocean.

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> There are multiple periodic changes in the pressure conditions of the Southern Pacific Ocean. This is known as the Southern Oscillation. As these pressure changes are connected to El Nino, it is also referred to as ENSO (El Nino Southern Oscillation).