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....
Exercise Question Answers Chapter 12-Understanding Markets(Theme E-Economic Life Around Us) Subject Social Science Class 7 ************************ 1. What are the main features of a market? Recall a recent visit to a market to purchase a product. What are the different features of a market that you observed during this visit? Answer: A market is a place where buyers and sellers meet to exchange goods or services. One key feature is price negotiation , especially in informal or local markets. Markets have variety of goods , ranging from food to clothes and electronics. They often involve interpersonal interactions and bargaining. Payment methods can vary: cash, UPI, or card. In my recent visit to a vegetable market, I saw vendors calling out prices, people comparing items, and many buyers using mobile UPI for quick payments. 2. Remember the epigraph from a famous economist at the beginning of the chapter? Discuss its relev...