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1. Match the structures given in Column I with the functions given in Column II. Column I | Column II (i) Stomata | (b) Transpiration (ii) Xylem | (d) Transport of water (iii) Root hairs | (a) Absorption of water (iv) Phloem | (c) Transport of food 2. Fill in the blanks. (i) The blood … Read more
1. A tree is useful to us in many ways. Mention some of these uses. Write them in the picture given below. Answer: Some parts of trees are used in preparing medicines. Trees provide shade. Trees give us fruits and vegetables. Wood from trees is used to make furniture. Trees clean the air by absorbing … Read more
1. Why does an athlete breathe faster and deeper than usual after finishing the race? Answer: An athlete breathes faster and deeper after finishing a race because their body needs more oxygen to produce extra energy. During the race, the muscles use more energy, and the oxygen supply to the muscles is less. Therefore, the … Read more
In-text Questions and Answers State the universal law of gravitation. Answer: The universal law of gravitation states that every object in the universe attracts every other object with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between them. Write the formula to … Read more
In-Text Questions Answers 1. What is a tissue? A tissue is a group of similar cells that work together to perform a specific function in an organism. This organization allows the cells to be more efficient in carrying out tasks like movement, support, or transporting nutrients. 2. What is the utility of tissues in multi-cellular … Read more
Let’s Recall Match the following: ryot – peasant mahal – village nij – cultivation on planter’s own land ryoti – cultivation on ryot’s lands Fill in the blanks: (a) Growers of woad in Europe saw indigo as a crop which would provide competition to their earnings. (b) The demand for indigo increased in late eighteenth-century … Read more
Let’s Recall Fill in the blanks: (a) The British described the tribal people as wild and savages. (b) The method of sowing seeds in jhum cultivation is known as broadcasting. (c) The tribal chiefs got land titles in central India under the British land settlements. (d) Tribals went to work in the tea plantations of … Read more
1. Fill in the blanks. (a) Friction opposes the motion between the surfaces in contact with each other. (b) Friction depends on the nature of surfaces. (c) Friction produces heat. (d) Sprinkling of powder on the carrom board reduces friction. (e) Sliding friction is less than the static friction. 2. Four children were asked to … Read more
List two differences between the capitalist and socialist ideas of private property. Capitalist Idea: Private property is owned by individuals or businesses who are concerned with personal gain. They control the means of production, and profits are kept by the owners. Socialist Idea: Private property is controlled by society as a whole, meaning that the … Read more
1. Which event marked the beginning of the French Revolution? A) The storming of the Bastille B) The execution of Louis XVI C) The Tennis Court Oath D) The Reign of Terror Answer: A) The storming of the Bastille Explanation: The storming of the Bastille on July 14, 1789, is widely regarded as the event … Read more