Find CBSE Class 10 Science MCQs here to help you practice for your board exam. These multiple-choice questions were recently added to the exam pattern to test your thinking skills. They make scoring easier and save time, but they require a deep understanding of the subjects. Just memorizing won’t work; you need to truly understand the topics. These MCQs will prepare you well for the exam.
We’ve organized CBSE Class 10 Science MCQs chapter-wise with answers to assist you in scoring high marks. They give you a sense of how MCQs are asked in the exam and help you manage your time better. With these, you can solve MCQs quickly and easily in your CBSE exam.
CBSE MCQ Questions for Class 10 Science with Answers
Students can find a PDF containing multiple-choice questions (MCQs) for CBSE Class 10 Science. Each chapter from the NCERT Class 10 Science Textbook has MCQs available. These questions cover important topics expected in the board exam, including Chemistry, Biology, and Physics. Answers are provided alongside the questions in the PDF. You can download the MCQ PDF for each chapter by clicking on the respective page below.
| CBSE Class 10 Science MCQ Chapter 1 Chemical Reactions and Equations |
| CBSE Class 10 Science MCQ Chapter 2 Acids Bases and Salt |
| CBSE Class 10 Science MCQ Chapter 3 Metals and Non-metals |
| CBSE Class 10 Science MCQ Chapter 4 Carbon and Its Compounds |
| CBSE Class 10 Science MCQ Chapter 5 Periodic Classification of Elements |
| CBSE Class 10 Science MCQ Chapter 6 Life Process |
| CBSE Class 10 Science MCQ Chapter 7 Control and Coordination |
| CBSE Class 10 Science MCQ Chapter 8 How Do Organisms Reproduce? |
| CBSE Class 10 Science MCQ Chapter 9 Heredity and Evolution |
| CBSE Class 10 Science MCQ Chapter 10 Light-Reflection and Refraction |
| CBSE Class 10 Science MCQ Chapter 11 The Human Eye and The Colourful World |
| CBSE Class 10 Science MCQ Chapter 12 Electricity |
| CBSE Class 10 Science MCQ Chapter 13 Magnetic Effects of Electric Current |
| CBSE Class 10 Science MCQ Chapter 14 Sources of Energy |
| CBSE Class 10 Science MCQ Chapter 15 Our Environment |
| CBSE Class 10 Science MCQ Chapter 16 Sustainable Management of Natural Resources |
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Below are some chapter-wise Class 10 Science MCQs (Multiple Choice Questions) along with their answers:
Question: What is the chemical formula of water?
A) H
B) HO
C) H2O
D) O2
Solution: C) H2O
Question: Which of the following is a non-metal?
A) Iron
B) Copper
C) Oxygen
D) Silver
Solution: C) Oxygen
Question: What is the SI unit of force?
A) Watt
B) Newton
C) Joule
D) Pascal
Solution: B) Newton
Question: Which of the following is a greenhouse gas?
A) Oxygen
B) Nitrogen
C) Carbon dioxide
D) Hydrogen
Solution: C) Carbon dioxide
Question: What is the chemical symbol for sodium?
A) S
B) Na
C) So
D) N
Solution: B) Na
Question: Which gas is responsible for the depletion of the ozone layer?
A) Oxygen
B) Carbon dioxide
C) Nitrous oxide
D) Chlorofluorocarbons (CFCs)
Solution: D) Chlorofluorocarbons (CFCs)
Question: What is the atomic number of carbon?
A) 6
B) 12
C) 14
D) 16
Solution: A) 6
Question: Which of the following is a primary pollutant?
A) Carbon dioxide
B) Sulfur dioxide
C) Ozone
D) Nitrogen
Solution: B) Sulfur dioxide
Question: Which gas is responsible for the acid rain phenomenon?
A) Carbon dioxide
B) Nitrogen dioxide
C) Sulfur dioxide
D) Oxygen
Solution: C) Sulfur dioxide
Question: What is the SI unit of electric current?
A) Volt
B) Ampere
C) Ohm
D) Watt
Solution: B) Ampere
Question: Which of the following is not a renewable source of energy?
A) Solar energy
B) Wind energy
C) Nuclear energy
D) Biomass energy
Solution: C) Nuclear energy
Question: Which gas is responsible for the greenhouse effect?
A) Oxygen
B) Carbon dioxide
C) Nitrogen
D) Hydrogen
Solution: B) Carbon dioxide
Question: What is the process of conversion of water vapor into liquid water called?
A) Condensation
B) Evaporation
C) Sublimation
D) Vaporization
Solution: A) Condensation
Question: Which of the following is an example of a chemical change?
A) Melting of ice
B) Burning of wood
C) Cutting of paper
D) Boiling of water
Solution: B) Burning of wood
Question: What is the chemical name of baking soda?
A) Sodium chloride
B) Sodium bicarbonate
C) Sodium carbonate
D) Sodium hydroxide
Solution: B) Sodium bicarbonate
Question: Which of the following is a conductor of electricity?
A) Rubber
B) Glass
C) Copper
D) Wood
Solution: C) Copper
Question: What is the chemical symbol for gold?
A) Go
B) Au
C) Ag
D) Al
Solution: B) Au
Question: Which of the following is a property of acids?
A) Bitter taste
B) Turn blue litmus paper red
C) pH more than 7
D) Slippery to touch
Solution: B) Turn blue litmus paper red
Question: What is the chemical formula for methane?
A) CH3OH
B) CH4
C) CO2
D) NH3
Solution: B) CH4
Question: Which of the following is not a greenhouse gas?
A) Carbon dioxide
B) Methane
C) Oxygen
D) Water vapor
Solution: C) Oxygen
Question: What is the main constituent of natural gas?
A) Methane
B) Ethane
C) Propane
D) Butane
Solution: A) Methane
Question: Which of the following is a characteristic of bases?
A) Sour taste
B) Turn red litmus paper blue
C) pH less than 7
D) Conduct electricity
Solution: B) Turn red litmus paper blue
Question: What is the chemical formula for sulfuric acid?
A) H2SO3
B) H2SO4
C) HCl
D) HNO3
Solution: B) H2SO4
Question: Which of the following is a renewable source of energy?
A) Coal
B) Natural gas
C) Solar energy
D) Petroleum
Solution: C) Solar energy
Question: What is the chemical name of rust?
A) Sodium chloride
B) Iron oxide
C) Calcium carbonate
D) Aluminum oxide
Solution: B) Iron oxide
