Heredity And Evolution Page No 143: Question 1: If a trait A exists in 10% of a population of an asexually reproducing species and a trait B exists in 60% of the same population, which trait is likely to have arisen earlier? ANSWER: In asexual reproduction, the reproducing cells produce a copy of their DNA … Read more
Chemical Reactions And Equations Page No 6: Question 1: Why should a magnesium ribbon be cleaned before it is burnt in air? ANSWER: Magnesium is an extremely reactive metal. When stored, it reacts with oxygen to form a layer of magnesium oxide on its surface. This layer of magnesium oxide is quite stable and prevents … Read more
Below are the chapter-wise solutions for class 10 science ncert provided by cbsesolutions.net. This will help students to score well in their class 10 science examinations. All the solutions are accurate and precise. Click the chapter to get its solutions- Chapter 1 Chemical Reactions and Equations Chapter 2 Acids Bases and Salts Chapter 3 Metals … Read more