Test: Climate - UPSC MCQ

In winters, the northwestern parts of the subcontinent attracts wind from the Meditteranean region in the form of westerly disturbances. After September, retreating monsoons move out of the Ganga plains towards the low pressure zone of Bay of Bengal. They gather moisture from the bay and are drawn towards another low-pressure zone in the southern peninsula.

Loo is the hot winds which blow from the west to the Indo-Gangetic Plain. The impact of the loo wind is seen over the deserts and thus among the options given above Gujarat is the correct answer, as it falls in the north-western India.
 

The dreaded evening thunderstorms in Bengal are known as ‘Kalbaisakhi’, a calamity of the month of Baisakh.

Leh is a cold area. Only snowfall occurs here.

October is hot due to combination of high temperature and high humidity.

Coromandel coast of Tamil Nadu is characterised by As type of climate. The Coromonnel Coast falls in the rain shadow of the Western Ghats mountain range, and receives less rainfall during the summer southwest monsoons, which contributes heavy rainfall in some parts of India. The region averages 800 mm/year, most of which falls between October and December.

There is heavy rainfall on the western coast of India but very little in the Deccan because the Deccan plateau is situated in the rain shadow of the Western Ghats. The Deccan Plateau to the east of the Western Ghats receives significantly less rainfall than the coasts. As the summer (wet) monsoons approach the West Coast of India, they rise up the western Ghats (mountains) and the air cools. This cool air is less able to hold moisture and it is released as rainfall.

According to Koppen's scheme of climatic regions the monsoon with short dry season is represented by Amw.

There is no or very little precipitation during winters.

Agra and Darjeeling are located on the same latitude, but temperature of January in Agra is 16°C whereas it is only 4°C in Darjeeling. It is due to the altitude difference. Temperature decreases with height. Due to thin air, places in the mountains are cooler than places on the plains.