Consider the following statements relating to cyclone, anti cyclone and trade wind : 1. The wind direction is clockwise in the cyclone of northern hemisphere 2. The planetary wind that blows from north-east to north-west is known as north-east trade wind 3. The wind direction is anti clockwise in the anticyclone of southern hemisphere 4. Both westerlies and trade winds originate from sub-tropical highs Which of the statements given above is/are correct ?
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Answer A (official UPSC key)Southern hemisphere anticyclones are anti-clockwise and westerlies and trades both start from sub-tropical highs; northern cyclones are anti-clockwise