Tag Archives: NCERT Books Online Solutions

Question: Why do we celebrate Republic Day? Answer: We celebrate Republic Day every year on 26th January to celebrate the adoption of our constitution. Question: What are the Fundamental Rights? Name them. Answer: The Right citizens are called  Fundamental Rights. They are: Right to Equality Right to Freedom Right against Exploitation Right …

Question: What were the social reforms brought about by Raja Ram Mohan Roy? Answer: The social reforms were: He abolished the cruel practice of sati making it an illegal act. He was against early marriage and wanted girls to educated. He opened schools for girls so that they got equal …

Question: What was the real name of Rani Lakshmi Bai? Answer: The real name of Rani Lakshmi Bai was Manikarnika. Question: What was the Doctrine of  lapse? Answer: The British had adopted a policy called the Doctrine of lapse. Under this policy after an Indian ruler died an adopted son would not …

Question: What do you understand by satyagraha? Answer: Satyagraha refers to the twin principles of truth and non violence with was fallowed by Gandhiji during the freedom struggle. Question: What did General Dyer do in Jallianwala Bagh? Answer: General Dyer had banned all public meetings and processions in Amritsar. But some …

Question: Distinguish between rocks and minerals. Answer: Difference is as follows: Question: Distinguish between intrusive and extrusive rocks. Answer: Difference is as follows: Question: Name the main types of rocks with three examples of each. Answer: There are three types of rocks: Igneous rocks: Granite, Dolerite, Basalt. Metamorphic rocks: Marble, Slate, Quartzite. Sedimentary rocks: Sandstone, …

Question: Who discovered a new sea route to India and when? Answer: Vasco Da Gama, a Portuguese explorer discovered a new sea rout to India in 1498. Question: Why did the Battle of Plassey  take place and between whom? What was the result? Answer: The Battle of Plassey took place …

Question: What has Babur described in Tuzuk-i Baburi? Answer: In Tuzuk-i Baburi, Babur has described the physical features climate, animals, birds, flowers, fruits and the life of the people and the the places he visited. He has also written about his own life in detail. Question: list three problems that …

Question: Explain the following terms- Environment, Lithosphere, Biosphere, Ecosystem, Pollution and Urbanization. Answer: Definitions are as follows: Environment – It refers to all external conditions in which an organism lives. It comes from the french word ‘environ’ which means to surround. It is used to describe everything, such as places, …

Question: What is a disaster? Answer:  Disaster us a calamity often causing sudden, widespread and serious damage to life and property. Earthquakes, Tsunamis, Volcanic eruptions, Floods, Droughts, Cyclones, Landslides and Forest fires are forms of natural disasters. Question: How does an earthquake occur? Answer: Earthquakes are violent vibration or tremors …

Question: How is imbalance created in nature? Answer: Due to the misuse of natural resource by humans imbalance is created in nature. Question: What is conservation? Answer: Conservation is the protection of the natural environment which includes plants, animals, habitats and natural resource. It means prevention of loss, waste, damage and …