NCERT WITH KVS

                  This is Jody’s Fawn Comprehension Check (Page 89) Question 1:  What had happened to Jody’s father? Answer: Jody’s father was bitten by a rattlesnake. Question 2: How did the doe save Penny’s life? Answer: When Jody’s father, Penny, was bitten by a rattlesnake, he quickly killed a doe and used its heart and liver to draw out the poison as a home remedy to save his life. Question 3: Why does Jody want to bring the fawn home? Answer: Jody is interested in bringing home the fawn because its mother was killed so that its organs – heart and liver – could be used to save his father’s life. However, when the fawn became an orphan, Jody felt guilty and did not want to leave the fawn alone and let it die from starvation. He wondered if he could bring the fawn to his home and offer some food to eat. Question 4: How does Jody know that the fawn is a male? Answer: Jody’s father, Penny, had once told him that a male fawn has spots in a sequential line. This knowledge taught Jody ho

                 Human Resources 1. Answer the following questions. (i) Why are people considered a resource? Ans:  People are the greatest resource of a nation. All other resources of nature become significant only when people extract their usefulness. It is people with their demands and abilities that turn them into resources. Hence, human resource is the ultimate resource. (ii) What are the causes for the uneven distribution of population in the world? Ans:  Population distribution in the world is uneven because of two factors, Geographical and Social. Geographical factors include Topography: People prefer living on plains rather than mountains and plateaus because these areas are suitable for farming, manufacturing and service activities. The Ganga Plains are the most densely populated area in the world, while mountains like the Andes, Alps and Himalayas are sparsely populated. Water: People prefer living in areas where fresh water is easily available. The river valleys of the worl

                                         Industries 1. Answer the following questions. (i) What is meant by the term ‘industry’? ANS :  Industry refers to an economic activity that is concerned with the production of goods like the iron and steel industry, the extraction of minerals like the coal mining industry and the provision of services like the tourism industry. (ii) Which are the main factors which influence the location of an industry? ANS :  Setting up an industry leads to the development and growth of that location. The factors that affect the location of industries are the easy availability of raw materials and land, adequate supply of water and labor, access to power and transport, presence of markets and a good amount of capital.   (iii) Which industry is often referred to as the backbone of the modern industry and why? ANS :  Steel is called the backbone of modern industry because almost everything we use is either made of steel or has been made with machinery or tools

                                Agriculture 1. Answer the following questions. ( i ) What is agriculture? ANS . Agriculture is a primary activity that includes.    includes growing crops, vegetables, fruits, flowers and rearing livestock. Agriculture is a primary activity, as it is connected with the extraction and production of natural resources. ii) Name the factors influencing agriculture. ANS :  The factors that influence agriculture include soil, climate, topography, population etc. iii) What is shifting cultivation? What are its disadvantages? ANS:   Shifting cultivation is also known as slash-and-burn cultivation. It is a type of farming activity which involves clearing a land plot by cutting down trees and burning them. The ashes are then mixed with the soil, and crops are grown. After the land has lost its fertility, it is abandoned. The farmers then move to a new place. The disadvantages of shifting cultivation are as follows: Leads to deforestation Loss of fertility of a par

           Minerals and Power Resources 1. Answer the following questions. (i)   Name any three common minerals used by you every day. Answer:  Salt, petroleum and gold are the common minerals that are used by humans on a regular basis. (ii)   What is an ore? Where are the ores of metallic minerals generally located? Answer:  Ores are the rocks which are mined to extract minerals from them. Minerals occur in different types of rocks. Some are found in igneous rocks, some in metamorphic rocks, and others occur in sedimentary rocks. The ores of metallic minerals are found in igneous and metamorphic rock formations that form large plateaus. (iii)   Name two regions rich in natural gas resources. Answer:  The United Kingdom and the Netherlands are the major producers of natural gas. Natural gas is found in petroleum deposits and is released when crude oil is brought to the surface. It is used as a domestic and industrial fuel. (iv)   Which sources of energy would you suggest for (a) rural

  Exercise Questions 1. Which of the following can be beaten into thin sheets? (a) Zinc (b) Phosphorus (c) Sulphur (d) Oxygen Solution: Answer is a) Zinc Explanation: Here, zinc is a metal with malleability and ductility whereas Phosphorus, Sulphur and Oxygen are nonmetals which lack malleability and ductility. 2. Which of the following statements is correct? (a) All metals are ductile. (b) All non-metals are ductile. (c) Generally, metals are ductile. (d) Some non-metals are ductile. Solution: Answer is (c) Generally, metals are ductile. Explanation: Ductility is a property where a substance can be drawn into thin wires. Generally, metals are ductile with mercury as the exception. 3. Fill in the blanks. (a) Phosphorus is a very _________non-metal. (b) Metals are _________ conductors of heat and ____________ . (c) Iron is ____________reactive than copper. (d) Metals react with acids to produce ____________ gas. Solution: (a) Phosphorus is a very  reactive  non-metal. (b) Metals are  go