Case Study Questions for Class 9 Social Science Geography Chapter 4 Climate
Case Study Questions
Question 1:
Read the following passage and answer the questions that follows:
The cold weather season begins from mid-November in Northern India and stays till February. December and January are the coldest months in the Northern part of India. The temperature decreases from South to the North. The average temperature of Chennai, on the Eastern coast, is between 240-250 Celsius, while in the Northern plains, it ranges between 100– and 150– Celsius. Days are warm and nights are cold. Frost is common in the North and the higher slopes of the Himalayas experience snowfall.
During this season, the North-East trade winds prevail over the country. They blow from land to sea and hence, for most part of the country, it is a dry season. Some amount of rainfall occurs on the Tamil Nadu coast from these winds as, here they blow from sea to land.
In the Northern part of the country, a feeble high-pressure region develops, with light winds moving outwards from this area. Influenced by the relief, these winds blow through the Ganga valley from the West and the North-West. The weather is normally marked by clear sky, low temperatures and low humidity and feeble, variable winds.
Q 1. When does cold weather season begin in India?
Ans. Cold weather season begins from mid-November in Northern India and stays till February.
Q2. Name the winds that prevail over the country during winter season.
Ans. During winter season, North-East trade winds prevail over the country. They blow from land to sea and so it is a dry season in most parts of the country.
Q 3. What type of weather is seen in this season?
Ans. The weather in this season is normally marked by clear sky, low temperatures, low humidity and feeble, variable winds.
