Year after year, people of India from north to south and from east to west, eagerly await the arrival of the monsoon. CBSE Class 9 Social Science Notes Geography Chapter 4 SST Climate will seemingly, help them to revise the important concepts in less time. To get the chapter-wise answers of History, Geography, Political Science and Economics textbooks go through the NCERT Solutions for Class 9 Social Science page. It is because of North-East monsoon winds. Why does rainfall decrease from the east to the west in northern India? The solutions for Chapter 4 of Geography are given below. By the time they reach Rajasthan and Gujarat there is very less moisture left in these winds and so these areas are drought prone. Your email address will not be published. NCERT Solutions for Class 9 Social Science Geography Chapter 4 Climate (Hindi Medium) These Solutions are part of NCERT Solutions for Class 9 Social Science in Hindi Medium.Here we have given NCERT Solutions for Class 9 Social Science Geography Chapter 4 Climate . 1. Download NCERT Solutions for this chapter here. (a) The weather is normally marked by clear sky, low temperatures, low humidity and feeble variable winds. The NCERT Solutions to the questions after every unit of NCERT textbooks aimed at helping students solving difficult questions. Thus, we can say that rainfall in India is concentrated over a few months. (d) In summer, a low pressure area develops over interior Asia and north-western India. The average temperature in Chennai, on the eastern coast, is between 24° – 25° Celsius. Answer The monsoons are moisture laden winds from the southwest which bring heavy rainfall to southern Asia, in summer. Answer Houses in Rajasthan have thick walls and flat roofs. The Monsoon, unlike the trades, are not steady winds but are pulsating in nature, affected by different atmospheric conditions encountered by it, on its way over the warm tropical seas. When the axis of the monsoon trough lies over the plains, rainfall is good in these parts. These are known as the south-west monsoon winds. In March, the highest temperature is about 38° Celsius, recorded on the Deccan plateau. (iii) Which part of India does experience the highest diurnal range of temperature and why? (i) Which one of the following places receives the highest rainfall in the world? The cold weather season begins from mid-November in northern India and stays till February. (e) The monsoon is known for its uncertainties. Some amount of rainfall occurs on the Tamil Nadu coast from these winds as they blow there from sea to land. By the first week of July, western Uttar Pradesh, Punjab, Haryana and eastern Rajasthan experience the monsoon. Answer Thiruvanantapuram is on the sea coast and so it receives rainfall from both the southwest and north-east monsoons, besides receiving rainfall due to local disturbances which pick up moisture from the sea. (e) Coastal region does not experience much variation in temperature pattern due to the moderating influence of the sea. (b) Sometimes these cyclones arrive at the coasts of Odisha, West Bengal and Bangladesh. 1. Southern Oscillation affects the monsoon. This means that the monsoon rains take place for a few days at a time. Therefore, it is called the monsoon type of climate. Last Updated on May 8, 2020 By Mrs Shilpi Nagpal Leave a Comment. By December, the monsoon has withdrawn from the rest of the country. Author of this website, Mrs Shilpi Nagpal is MSc (Hons, Chemistry) and BSc (Hons, Chemistry) from Delhi University, B.Ed (I. P. University) and has many years of experience in teaching. The weather is normally marked by clear sky, low temperatures and low humidity and feeble, variable winds. (v) Parts of Rajasthan, Gujarat and the leeward side of the Western Ghats are drought prone because they receive scanty rainfall. Around the time of its arrival, the normal rainfall increases suddenly and constantly continue for several days. Choose the correct answer from the four alternatives given below. Subsequently, it proceeds into two – the Arabian Sea branch and the Bay of Bengal branch. The river valleys which carry this water also unite as a single river valley unit. These winds originate from the subtropical high pressure belt in the northern hemisphere, get deflected to the right due to the coriolis force and move on towards the equatorial low pressure area. (c) early June (d) Cool days and warm nights. Answer The monsoon winds play an important role in the climate of India. (c) Western disturbances (a) The months of December and January are the coldest in Northern India where the temperature ranges between 10°-15°. Available here are Chapter 4 - Climate Exercises Questions with Solutions and detail explanation for your practice before the examination In the Thar desert, the day temperature may rise to 50°C and drop down to near 15°C the same night. Here is a brief of every section: Introduction. Answer Most of the worlds deserts are located in the western margins of continents in the subtropics because the prevailing winds in the tropics are tropical easterly winds. (d)The duration of the monsoon is between 100-120 days from early June to mid September. Delhi is more east than Jodhpur and so it receives more rainfall. Climate refers to the sum total of weather conditions and variations over a large area for a long period of time (more than thirty years). On the other hand, whenever the axis shifts closer to the Himalayas, there are longer dry spells in the plains and widespread rain occurs in the mountainous catchment areas of the Himalayan rivers. Keeping this in mind, our subject experts have provided step by step explanations and shortcut techniques to all questions from Class 9 Geography Chapter 1. So, Shillong is rainier in June while Kolkata is rainier in July. The questions in the exercise are mainly related to the physiographic divisions of India such as the Himalayan Mountains, the Northern Plains, the Peninsular Plateau, the Indian Desert, the Coastal Plains and the Islands. Describe the regional variations in the climatic conditions of India with the help of suitable examples. Answer The south west monsoon winds are responsible for the rainfall along the Malabar coast. (d) Annual precipitation varies from over 400 cm in Meghalaya to less than 10 cm in Ladakh and western Rajasthan. Thus, we can say that rainfall in India is concentrated over a few months. (iii) Jodhpur has a hot desert type of climate? Here You Will Find All Solved Question Answers From Chapter 1, 2, 3, 4, 5, 6 Educational Study Material for CBSE School Students, Teachers and Tutors. (vi) Define monsoons. (a) Warm days and warm nights These wet spells are interspersed with dry spells related to the movement of the monsoon trough. (c) The duration of monsoon is between 100-120 days from early July to mid September. Your email address will not be published. (ii) The bulk of rainfall in India is concentrated over a few months. She has started this educational website with the mindset of spreading Free Education to everyone. (iii) Which part of India does experience the highest diurnal range of temperature and why? (iv) Monsoon arrives in India approximately in: (v) Which one of the following characterises the cold-weather season in India? In this chapter, they will learn about the third element, that is, the atmospheric conditions. All the Indian people eagerly await the arrival of the monsoon. (c) The most constant are the mid latitude and subtropical jet streams. Question & answers. Due to strong vertical air currents and formation of high pressure over Tibetan plateau, the plateau gets intensely heated during the summer. (b) A number of separate jet streams have been identified. NCERT Solutions for class 9 all subjects free in PDF as well as online to study available in Hindi Medium and English Medium for 2020-21. (iv) Leh has moderate precipitation almost throughout the year? This is a fairly rapid advance. NCERT Solutions for Class 9 Geography Textbook Contemporary India I. (b) Days are warm and nights are cold. Chapter-wise NCERT Solutions for class 9 Social Science Geography by expert teachers for latest edition books and as per NCERT (CBSE) guidelines. These winds blow over the warm oceans, gather moisture and bring widespread rainfall over the mainland of India. NCERT Solutions: for Class 9th Geography chapter- 4. The climatic conditions of an area decide the livelihood of people belonging to that particular area. (vi) Name two stations most influenced by the Bay of Bengal branch of south-west monsoons. (ii) The bulk of rainfall in India is concentrated over a few months. जलवायु hindi medium, Study materials of NCERT Solutions (ii) The wind blowing in the northern plains in summers is known as: (iii) Which one of the following causes rainfall during winters in the north-western part of India? Chapter 4 – Climate of NCERT Geography Class 9 talks about one of the most important factors of human survival, i.e., climate. It binds the whole country by providing water which sets all agricultural activities in motion. (d) Guwahati, (ii) The wind blowing in the northern plains in summers is known as NCERT Solutions for Class 10 हिन्दी – क्षितिज – Chapter 6 – यह दंतुरहित मुस्कान और फसल, NCERT Solutions for Class 10 हिन्दी – क्षितिज – Chapter 5 – उत्साह और अट नहीं रही है, NCERT Solutions for Class 10 हिन्दी – क्षितिज – Chapter 4 – आत्मकथ्य, NCERT Solutions for Class 10 हिन्दी – क्षितिज – Chapter 3 – सवैया, कवित्त – देव, NCERT Solutions for Class 10 हिन्दी – क्षितिज – Chapter 2 – राम लक्ष्मण परशुराम संवाद, NCERT Solutions for Class 10 हिन्दी – क्षितिज – Chapter 1 – पद. 6. (a) This causes a complete reversal of the direction of winds during summer. (b) It is near to the equator. Answer Shillong is in a hilly area and the hills trap the monsoon winds, so that Shillong becomes rainier than Kolkata. Our team works hard to keep these contents useful and up to date. Moreover, this region does not have an ocean to moderate the temperature. (d) Southwest monsoon, (iv) Monsoon arrives in India approximately in Describe the regional variations in the climatic conditions of India with the help of suitable examples. Some amount of rainfall occurs on the Tamil Nadu coast from these winds as here they blow from sea to land. The entire existence of living beings revolves around the climatic conditions, and students will study the same in this chapter. 8. In the northern part of the country, a feeble high-pressure region develops, with light winds moving outwards from this area. Answer Houses in Assam are built on stilts because the state receives abundant rainfall due to which there are chances of floods, In case of flood the water might get inside the houses, if the houses are built on ground level, so in order to avoid flooding of houses, houses are built on stilts and above the ground level. 1. (a) These cyclones are often very destructive. The most constant is the mid-latitude and subtropical jet stream. Answer The cold weather season begins from the November in northern India and stays till February. Give the characteristics and effects of the monsoon rainfall in India. Students can download the PDF from the link provided below and can refer to it for their exam preparation. IT HELPED ME A LOT . In other words, monsoon rains take place only for a few days at a time. Climate is one of the most important aspects of the environment. These are two of the three basic elements that students have learned. Answer The monsoon reaches Shillong earlier than Kolkata (refer to the ‘Advancing Monsoon’ map in your textbook) and the initial impact is heavier than the later showers. (i) Why are Thiruvanantapuram and Shillong rainier in June than in July? Class 9 Geography Chapter 4 Climate. (d) The Indian landscape, its animal and plant life, the entire agricultural calendar and the life of the people, including their festivities revolve around this phenomenon (monsoon). Students who are in class 9th or preparing for any exam which is based on Class 9 Geography can refer to NCERT Geography (Contemporary India … (v) Name two stations most influenced by the Arabian branch of south-west monsoons. 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