Important Questions for CBSE Class 10 Science

The Important Questions for CBSE class 10th science PDF includes complete sets of questions for all the chapters. It will help you to prepare well for your board exams or any other competitive exams. The set of important questions also carries step-by-step explanation and solution to the given questions.

Chapter wise Important Questions:

Chapter 1 - Chemical Reactions and Equations
Chapter 2 - Acids, Bases and Salts
Chapter 3 - Metals and Non-metals
Chapter 4 - Carbon and Its Compounds
Chapter 5 - Periodic Classification of Elements
Chapter 6 - Life Processes
Chapter 7 - Control and Coordination
Chapter 8 - How do Organisms Reproduce?
Chapter 9 - Heredity and Evolution
Chapter 10 - Light Reflection and Refraction
Chapter 11 - Human Eye and Colourful World
Chapter 12 - Electricity
Chapter 13 - Magnetic Effects of Electric Current
Chapter 14 - Sources of Energy
Chapter 15 - Our Environment
Chapter 16 - Management of Natural Resources

Some of the CBSE class 10th important questions based on NCERT syllabus for Science are given below:

Question 1: What is Tyndall Effect?

Question 2: Explain why planets do not twinkle at night.

Question 3: Define a combination reaction. Give one example of a combination reaction which is also exothermic.

Question 4: Explain different ways to induce current in a coil.

Question 5: Explain the underlying principle and working of an electric generator by drawing a labelled diagram. What is the function of brushes?