NCERT 8th Class (CBSE) Science: Synthetic Fibres and Plastics – Quiz 25 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Synthetic Fibres and Plastics – Quiz: Human-made materials are obtained from natural raw materials by chemical processes. Polymers are materials with long chain molecules containing thousands of smaller molecules …

Question: Give two examples each of natural and synthetic fibres. Answer: Natural fibres: Cotton, Silk Synthetic fibres: Rayon, Nylon Question: What is a polymer? Answer: Synthetic fibres are made up of molecules called polymers. Polymers are huge molecules-usually consisting of long chains made from thousand of similar small molecules called monomers. …

NCERT 8th Class (CBSE) Science: Microorganisms – Quiz 24 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Microorganisms – Quiz: Organisms that are small and can be seen only through a microscope are called microorganisms or microbes. They are present all round us and also inside our bodies. Microorganisms belong …

Gandhi Jayanti Speech We have provided below variety of speech on Gandhi Jayanti for the students under various words limit according to their class standard. All the Gandhi Jayanti speech are written using very easy words and small sentences for the students. Dear students, you can select any of the …

Question: What is a microorganism? Answer: Organisms that are so small that they can only be seen through a microscope, are called microorganisms or microbes. Question: Name the five groups into which microorganisms are divided. Which of these have only unicellular organisms? Answer:  There are five major groups of microorganisms. …

Climax! Hang on, it’s not the kind of climax you would see in a cinema, where the hero beats up a platoon of toughies to rescue the love of his life. In fact, climax here represent a figure of speech, where words, phrases or sentences are placed in an ascending …

Question: What do you understand by the term human settlement? How did settlements emerge? Answer: Human settlements refer to the locations where people build their homes. Around these settlements human communities develop. A community is a group of people living in a particular area and bound by a common culture …

NCERT 7th Class (CBSE) Social Science: The Human Environment: Settlement, Transport and Communication Quiz 15 Multiple Choice Questions related to NCERT 7th Class (CBSE) Social Science: The Human Environment: Settlement, Transport and Communication Quiz: Chapter 07 A cluster of houses form a settlement. Settlements are classified into rural and urban …

NCERT 7th Class (CBSE) Social Science: The Atmosphere – Quiz 15 Multiple Choice Questions related to NCERT 7th Class (CBSE) Social Science: The Atmosphere – Quiz: The atmosphere regulates the temperature of the Earth, protects life from harmful rays from the Sun and also contains oxygen and moisture that are essential …

Question: Explain how the atmosphere sustain life on Earth. Answer: The atmosphere is vital for life on the Earth. It helps sustain life in various ways: The atmosphere acts as a blanket by trapping terrestrial radiation and keeping the warm. It ensures that there is the correct amount of heat …