Important Question Answers for the Class 9-Social Science Chapter 3- The Dynamic Atmosphere and Changing Climate ***************************** Very Short Answer Type Questions: 1. Which layer of the atmosphere contains the ozone layer? Answer: The stratosphere contains the ozone layer. 2. Name the gas that makes up the highest percentage of the atmosphere. Answer: Nitrogen makes up the highest percentage of the atmosphere. 3. Which element of weather is measured using a barometer? Answer: A barometer is used to measure atmospheric pressure . 4. What is the normal duration of the southwest monsoon in India? Answer: The southwest monsoon usually lasts from June to September . 5. Which season in India is known as the “hot weather season”? Answer: The summer season is known as the hot weather season. 6. Name the process by which water vapour turns into clouds. Answer: The process is called condensation . 7....
Theme-A India: Agriculture and Soils Activity-Discussion with the students and explanation by teacher: India is an agricultural country. More than 60% of the population of the country is engaged in agriculture. It is one of the world's largest producers of rice, wheat, pulses, spices, and dairy. The diverse climate and fertile land support varied crop production. The Green Revolution boosted food grain production, ensuring food security. Government initiatives, modern technology, and irrigation projects aim to enhance productivity. Agriculture remains vital to India's economy, culture, and rural livelihoods, playing a crucial role in national development. Food Crops: Major Food Staples : India is a significant producer of rice and wheat, ranking second globally. Other Important Food Crops :...
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