Tag Archives: CBSE Class 8 NCERT Solutions

Question: What is biodiversity? Answer: Biodiversity is the variety of plants, animals and microorganisms generally found in an area. Question: What do you mean by flora and fauna? Answer: Flora: Species of all plants found in a particular area is known as flora of that area. Fauna: Species of all animals found in …

Question: What is combustion? Answer: The process of burning of substances in air or oxygen with the evolution of heat and light is known as combustion. Question: Distinguish between combustible and non-combustible substances, giving three examples of each. Answer:  Question: Why is it more difficult to burn some combustible substances than others? Answer: Different substances …

Question: Describe in your own words one painting from this chapter which suggests that the British were more powerful than Indians. How does the artist depict this? Answer: The painting which depicts the discovery of the body of Tipu Sultan shows the British as more powerful than Indians. In this painting, …

Question: Classify various materials we use in our lives. Answer: All the materials we use can be broadly classified into two groups: Natural Resources: Natural resources are those resources which are present in our nature, gifted by God. They can be freely used. Soil, air, sunlight, water, etc., are some natural …

Question: Why were Bengal artisans deserting villages? Answer: Bengal artisans were deserting villages because they were being pressurised to sell their goods to the Company at low prices. Question: Name the Governor-General of India when the Permanent Settlement was introduced. Answer: Charles Cornwallis. Question: What did the ‘Permanent Settlement’ actually …

Question: What do you understand by ‘puberty’? Answer: The stage of life when the body becomes capable of reproduction is known as puberty. Question: Why is looking after physical health more important at adolescent age? Answer: Walking, jogging, aerobics, outdoor games etc, are good for the growing adolescent body. Question: Discuss the …

Question: What was the plea of Nana Saheb, the adopted son of Peshwa Baji Rao II? Answer: Nana Saheb pleaded that he be given his father’s pension when the latter died. Question: What was the first step taken by the Company towards ending the Mughal dynasty? Answer: The name of …

Question: Name three natural methods of adding nutrients to soil. Answer: The three natural methods of adding nutrients to soil are: Field fallow, Crop rotation and Mixed cropping. Question:  What are weeds? Answer: The unwanted plants that grow along with the crops and share nutrients are called weeds. Weeds decrease the crop …

Question: Why is reproduction important? Answer: Reproduction is important for producing new individuals of the same kind. Question: How is sexual reproduction different from asexual reproduction? Answer: Sexual reproduction requires two parents, one male and one female, to reproduce. Whereas in Asexual reproduction only one parent is required to reproduce. …

Question: What are the ‘building blocks of life’? Why are they so called? Answer: All living things are made up of one or more cells. For this reason, cells are known as the building blocks of life. Question: What is cytoplasm? Answer: The cytoplasm is a jelly-like substance that makes up most …