CBSE Class Notes and Question Answers Online – Classnotes123
Four basic processes that are essential for maintaining life are Nutrition-it is the process of transfer of energy source from outside to the body of living organisms, providing energy necessary …
Read MoreThe different criteria that can be used to decide whether something is alive are the various features of living organisms which are as follows:- Movement Growth and development Metabolism Nutrition …
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The raw materials for photosynthesis are carbon dioxide, water and other materials like minerals extra. Carbon dioxide-it is released into the atmosphere during cellular respiration of organisms and enters the …
Read MoreQuestion 1 one of the following does not happen during a chemical reaction. This is Breaking of old chemical bonds and formation of new chemical bonds Formation of new substances …
Read MoreQuestion 1.What is the final product of photosynthesis? Protein Fat Starch Mineral salt Answer 1. 3. Starch Reason – The final product of photosynthesis in plants is glucose. The glucose …
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We apply Paint on Iron articles to prevent it from corrosion. Corrosion is a type of Oxidation reaction in everyday life due to which open surfaces of the metals like …
Read MoreWhat is Decomposition Reaction and Combination Reaction? In a decomposition reaction, a single reactant breaks down to form two or more products. On the other hand in combination reactions two …
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The reaction which is accompanied by the formation of an insoluble solid mass which is also called as precipitate is known as precipitation reaction. For example When Barium Chloride solution …
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Exothermic reactions Exothermic reactions are the type of reaction in which heat is evolved or the reaction in which heat is released along with the formation of products are called …
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The process of making the numbers of different types of atoms equal on both sides of an equation is called balancing of equations. When the Numbers of atoms of different …
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