CBSE Revision Notes

CBSE Notes for Carbon and Its Compounds Class 10 Extra Questions

Continuing our series for Class 10 Revision for CBSE board exams, we bring you a new chapter today i.e. Carbon and its Compounds Class 10. Looking at previous years’ questions, we suggest that it is a very very important chapter from exam point of view and is asked for at least 6-7 marks every year, so you read this thoroughly. Every year, at least 2 to 3 theory and practical questions are asked from this chapter. Please refer Carbon and Its Compounds Class 10 Extra Questions for more information.

CBSE Notes for Metals and Non-metals Class 10 Extra Questions

Before giving the definition of metal and non-metal, we must know some important terms:
(i) Malleability: Ability of an element due to which it can be beaten with hammer into thin sheets.
(ii) Ductility: Ability of an element due to which it can be drawn into wires.
(iii) Sonorous: Property of an element to produce sound when it is struck with a hard substance.
(iv) Brittleness: Property of an element to break easily into pieces on hammering or stretching. Please refer Metals and Non-metals Class 10 Extra Questions for more information.

CBSE Notes for Acids, Bases and Salts Class 10 Extra Questions

Their definitions in term of furnishing of H+ and OH- ions, General properties, examples and uses, Concept of pH scale (Definition relating to logarithm not required), Importance of pH in everyday life; Preparation and uses of Sodium hydroxide, Bleaching powder, Washing soda and Plaster of Paris. Please refer Acids, Bases and Salts Class 10 Extra Questions for more information.

CBSE Notes for Chemical Reactions and Equations Class 10 Extra Questions

1.  Chemical reactions- The transformation of chemical substance into a new chemical substance by making and breaking of bonds between different atoms is known as Chemical Reaction.
2.  Signs of a chemical reaction- These factors denote that a chemical reaction has taken place- change of state of a substance, change of color of substance, the evolution of heat, absorption of heat, the evolution of gas and evolution of light.
3.  Chemical Equation: The representation of chemical reaction by means of symbols of substances in the form of formulae is called chemical equation. Please refer Chemical Reactions and Equations Class 10 Extra Questions for more information.

CBSE Notes for Extra Questions for Class 10 Science

As the importance of board exams can never be understated, CBSE Extra Questions for Class 10 Science can prove to be extremely beneficial for students. LearnCBSE ensures that you can study better with our Class 10 Science Extra Questions with Answers. The carefully crafted questions and answers give you a comprehensive understanding of the topics involved. A lot of these questions are likely to appear in the board exam, making this an ultimate guide for students before their exams.

• Chemical Reactions and Equations Class 10 Extra Questions
• Acids, Bases and Salts Class 10 Extra Questions
• Metals and Non-metals Class 10 Extra Questions
• Carbon and Its Compounds Class 10 Extra Questions
• Periodic Classification of Elements Class 10 Extra Questions
• Life Processes Class 10 Extra Questions
• Control and Coordination Class 10 Extra Questions
• How do Organisms Reproduce? Class 10 Extra Questions
• Heredity and Evolution Class 10 Extra Questions
• Human Eye and Colourful World Class 10 Extra Questions
• Magnetic Effects of Electric Current Class 10 Extra Questions
• Sources of Energy Class 10 Extra Questions
• Our Environment Class 10 Extra Questions

CBSE Notes for Business Studies Class 11 Chapter 12

Business activities done across national borders is International Business. The International business is the purchasing and selling of the goods, commodities and services outside its national borders. Such trade modes might be owned by the state or privately owned organization. Please refer Business Studies Class 11 Notes Chapter 12 for more information.

CBSE Notes for Business Studies Class 11 Chapter 11

Let us take a stock, how many of your favourite products and services come from beyond our borders? Fortunately for us, we live in a global world where all countries are interconnected via trade and finance. So we are not deprived of the best the world has to offer. Let us take a look at the process and importance of international business. Please refer Business Studies Class 11 Notes Chapter 11 for more information.

CBSE Notes for Business Studies Class 11 Chapter 10

Internal Trade also known as Domestic Trade is the buying and selling of goods and services within the confines of the international boundaries of a nation. So while import and export are important for the economy of a nation, most of its GDP contribution comes from internal trade. Let us study it in some detail. Please refer Business Studies Class 11 Notes Chapter 10 for more information.

CBSE Notes for Business Studies Class 11 Chapter 9

India has one of the largest economies in the world. And we know all about the various huge companies that put us on the map. But did you know that 95% of our enterprises are small or medium businesses? That is correct, our economy is built on the struggle and success of the small business. Let us learn more about them. Please refer Business Studies Class 11 Notes Chapter 9 for more information.

CBSE Notes for Business Studies Class 11 Chapter 8

It is an obvious observation that to run a business you need money. But getting this capital doesn’t necessarily entail getting a bank loan. There are many ways to raise the capital that an organization requires. It actually depends on the size and nature of the business. Let us take a look at the sources of finance in business. Please refer Business Studies Class 11 Notes Chapter 8 for more information.