CBSC Science

                        WHAT IS PHOTOSYNTHESIS? Photosynthesis is the process by which plants, algae, and some bacteria convert light energy into chemical energy in the form of glucose and other organic compounds. It is a complex biochemical process that occurs in the chloroplasts of plant cells and involves the absorption of light by pigments such as chlorophyll. The overall equation for photosynthesis is: 6CO2 + 6H2O + light energy → C6H12O6 + 6O2 In this equation, carbon dioxide (CO2) and water (H2O) are converted into glucose (C6H12O6) and oxygen (O2) through a series of reactions that involve the transfer of electrons and the formation of ATP, a molecule that stores energy. Photosynthesis occurs in two main stages: the light-dependent reactions and the light-independent reactions. In the light-dependent reactions, light energy is absorbed by chlorophyll and other pigments, and used to generate ATP and NADPH, which are ener...

  HOW TO STUDY CLASS 10TH SCIENCE SUBJECT Science Study Tips How to study class 10th science Studying for class 10th science can be challenging, but with the right approach and strategies, you can make the process more effective and efficient. Here are some tips to help you study science: 1) Understand the syllabus: Familiarize yourself with the syllabus to know what topics you need to cover. Break it down into smaller sections or chapters to make it more manageable. 2) Create a study schedule: Plan a study schedule that allocates specific time slots for science. Consistency is key, so try to stick to your schedule as much as possible. 4) Organize your notes: Keep your class notes, textbooks, and any other study materials organized. Use dividers or separate notebooks for different topics to easily locate information when you need it. 5) Read the textbook: Begin by reading the chapter from your textbook to get a general understanding of the concepts. Pay attention to headings, subhe...

                   CHAPTER NUMBER I ---------------------------------------------------------------------------- CHEMICAL REACTION AND EQUATION  * Chemical reaction : -               A chemical reaction is a process in which one or more substances are converted into one or more different substances. During a chemical reaction, the bonds between atoms in the reactants are broken and new bonds are formed to create the products.  Chemical reactions can be represented by chemical equations, which show the reactants on the left-hand side of the equation and the products on the right-hand side. For example, the chemical equation for the reaction between hydrogen gas (H2) and oxygen gas (O2) to form water (H2O) is:  2H2 + O2 → 2H2O  This equation shows that two molecules of hydrogen gas and one molecule of oxygen gas react to form two molecules of water.  * Chemical reactions can ...