TNPSC General Science is an important section in Tamil Nadu Public Service Commission exams such as Group 1, Group 2, Group 2A and Group 4. Questions are usually asked from basic concepts of Physics, Chemistry, Biology and Environmental Science based on school-level syllabus.
This page provides Free Online Test Series for TNPSC General Science based on the official syllabus along with topic-wise practice quizzes to help candidates improve accuracy and speed in the examination.
TNPSC General Science Quiz Practice
Practice TNPSC General Science Quiz questions from important topics like Physics, Chemistry, Biology and Environmental Science. These quizzes are designed to help aspirants improve conceptual understanding and accuracy for TNPSC Group 1, Group 2, Group 2A and Group 4 exams.
Regular practice of TNPSC General Science Quiz questions helps candidates identify weak areas, revise key concepts and perform better in competitive exams.
👉 “Choose a topic and start Free practicing TNPSC questions”
Physics MCQ Quiz – Test Series:
Topic : Laws of Motion
Laws of Motion is an important topic in Physics that explains how objects move and how forces affect their motion. This topic covers Newton’s three laws of motion, force, inertia, momentum, acceleration, action and reaction, and the relationship between force and motion. Students can also relate these principles to everyday situations such as walking, pushing or pulling objects, and the movement of vehicles. For TNPSC preparation, understanding these basic principles helps in answering Newton’s laws. The test series below provides practice questions to strengthen these concepts and improve exam readiness.
- Laws of Motion Quiz 1 – Newton’s Laws, Inertia and Momentum
- Laws of Motion Quiz 2 – Newton’s Laws, Acceleration and Inertia
- Laws of Motion Quiz 3 – Force, Momentum, Impulse and Applications
- Laws of Motion Quiz 4 – Force, Momentum, Inertia and Applications
- Laws of Motion Quiz 5 – Newton’s Laws, Force and Applications
Topic : Heat and Temperature
Heat and Temperature is an important Physics topic that explains how thermal energy affects matter and how temperature is measured. This topic covers the difference between heat and temperature, methods of measuring temperature, different temperature scales, transfer of heat, conduction, convection and radiation, changes of state, expansion of substances, and everyday applications of heat. Understanding these concepts helps students answer TNPSC questions related to thermal energy, temperature measurement, heat transfer, and changes in matter. The test series below provides focused practice to strengthen these concepts and improve exam readiness.
- Heat and Temperature Test 1 – Basics of Heat and Temperature
- Heat and Temperature Test 2 – Heat Transfer and Thermal Expansion
- Heat and Temperature Test 3 – Temperature Scales and Heat Transfer
- Heat and Temperature Test 4 – Heat Transfer and Everyday Applications
- Heat and Temperature Test 5 – Thermal Expansion, Latent Heat and Applications
Topic : Light (Reflection and Refraction)
Light (Reflection and Refraction) is an important Physics topic that explains how light behaves when it travels and interacts with different surfaces and materials. This topic covers the laws of reflection, types of reflection, plane and spherical mirrors, image formation, refraction of light, refractive index, lenses, and common applications of mirrors and lenses. Students can also relate these principles to everyday phenomena such as mirrors, spectacles, cameras, and the apparent bending of objects in water. For TNPSC preparation, understanding these concepts helps in answering questions related to reflection, refraction, mirrors, lenses, and the behaviour of light. The test series below provides focused practice to strengthen these concepts and improve exam readiness.
Topic : Electricity
Electricity is a fundamental Physics topic that explains the movement and use of electric charge in everyday life. This topic covers electric current, potential difference, resistance, conductors and insulators, simple electric circuits, Ohm’s law, series and parallel connections, electrical power and energy, and the basic effects and applications of electricity. Students can relate these concepts to common devices such as bulbs, switches, batteries, and household electrical appliances. For TNPSC preparation, understanding these principles helps in answering questions related to electric current, voltage, resistance, circuits, electrical power, and energy. The test series below provides focused practice to strengthen these concepts and improve exam readiness.
- Electricity Test 1 – Basic Electricity Concepts
- Electricity Test 2 – Circuits, Household Wiring and Electrical Safety
- Electricity Test 3 – Potential, Current, Resistance and Cells
- Electricity Test 4 – Circuits, Power and Household Electricity
- Electricity Test 5 – Electricity, Resistance and Applications
Topic : Energy
Energy is an important Physics topic that explains the ability of an object or system to do work or cause change. This topic covers different forms of energy such as kinetic, potential, heat, light, sound, electrical and chemical energy, along with the transformation and conservation of energy. Students can relate these concepts to everyday examples such as moving vehicles, flowing water, batteries, electrical appliances, and renewable energy sources. For TNPSC preparation, understanding these principles helps in answering questions related to forms of energy, energy transformation, conservation of energy, work and power, and renewable and non-renewable sources. The test series below provides focused practice to strengthen these concepts and improve exam readiness.
Topic : Motion
Motion is a fundamental Physics topic that explains how the position of an object changes with time. This topic covers distance and displacement, speed and velocity, acceleration, uniform and non-uniform motion, different types of motion, and the basic equations of motion. Students can relate these concepts to everyday situations such as walking, running, travelling in vehicles, and the movement of objects. For TNPSC preparation, understanding these principles helps in answering questions related to distance, displacement, speed, velocity, acceleration, and types of motion. The test series below provides focused practice to strengthen these concepts and improve exam readiness.
Topic : Force
Force is a fundamental Physics topic that explains how a push or pull can change an object’s speed, direction, motion, or shape. This topic covers contact and non-contact forces, friction, gravity, magnetic force, electrostatic force, muscular force, and other types of forces. For TNPSC preparation, understanding these concepts helps students answer important questions about forces and their effects in everyday life. The test series below provides focused practice to strengthen understanding and improve exam readiness.
Chemistry MCQ Quizzes Free Online Test
Topic : Elements and Compounds
Elements and compounds are fundamental concepts in Chemistry and form an important part of everyday life. This quiz series covers the basic concepts and classification of elements and compounds, their symbols, names, and chemical formulas, the properties and uses of common elements and compounds, chemical combination and important chemical laws, the periodic classification of elements, and the practical applications of chemical substances in daily life. These topics help learners build a clear understanding of Chemistry while providing useful revision for TNPSC examinations.
- Elements and Compounds Quiz 1 – Basics, Classification, Properties and Chemical Formulae
- Elements and Compounds Quiz 2 – Atoms, Molecules and Atomic Structure
- Elements and Compounds Quiz 3 – Valency, Formulae and Chemical Combination
- Elements and Compounds Quiz 4 – Periodic Classification of Elements
- Elements and Compounds Quiz 5 – Important Elements and Compounds in Everyday Life
Topic : Atoms and Molecules
Atoms and molecules form the basic building blocks of matter and help us understand how substances are formed. This quiz series covers the structure of atoms, subatomic particles, atomic number and mass number, isotopes, molecules, atomic and molecular masses, valency, chemical formulae, and the formation of molecules. These topics help learners understand the basic principles of Chemistry while providing useful revision for TNPSC examinations
Topic : Periodic Table
The periodic table provides a systematic way of arranging and classifying the elements based on their properties. This quiz series covers the structure of the modern periodic table, groups and periods, metals, non-metals and metalloids, important elements and their symbols, periodic trends, valency, and the properties of elements in different groups. These topics help learners understand the classification of elements while providing useful revision for TNPSC examinations.
Topic : Acids, Bases and Salts
Acids, bases and salts are substances we encounter in laboratories as well as in many everyday situations. This quiz series covers their properties, indicators, the pH scale, neutralisation, common acids and bases, types of salts, their properties and uses, and important chemical reactions. These topics help learners understand the basic nature and behaviour of chemical substances while providing useful revision for TNPSC examinations.
Topic : Chemical Reactions
When substances undergo chemical changes and form new substances, they are involved in chemical reactions. This quiz series covers chemical equations, different types of chemical reactions, combination and decomposition reactions, displacement and double displacement reactions, oxidation and reduction, effects of chemical reactions, and examples from everyday life. These topics help learners understand how chemical changes take place while providing useful revision for TNPSC examinations.
Topic : Metals and Non-metals
Metals and non-metals have different properties and play an important role in many areas of everyday life. This quiz series covers their physical and chemical properties, reactions with oxygen, water and acids, reactivity of metals, corrosion and its prevention, extraction and uses of common metals, and important compounds. These topics help learners understand the differences and behaviour of metals and non-metals while providing useful revision for TNPSC examinations.
Biology MCQ Test Series – Free Practice
Topic : Human Body Systems
Our body works through several interconnected systems, each performing specific functions that keep us alive and healthy. This quiz series explores the major human body systems, including the digestive, respiratory, circulatory, excretory, nervous and reproductive systems. It also covers their main organs, functions and how these systems work together. The questions are designed to strengthen understanding of human biology and support effective revision for TNPSC examinations.
Topic : Diseases and Immunity
Good health depends on understanding diseases, how they spread and how our body protects itself from harmful organisms. This quiz series covers communicable and non-communicable diseases, infectious agents, modes of transmission, symptoms and prevention, immunity, antibodies, vaccines and the body’s natural defence mechanisms. The questions provide a useful way to revise health and disease-related topics and strengthen your TNPSC General Science preparation.
Topic : Nutrition and Vitamins
The food we eat provides the nutrients our body needs for growth, energy and proper functioning. This quiz series covers carbohydrates, proteins, fats, vitamins, minerals, water, balanced diet, sources of nutrients and deficiency diseases. It also includes the functions and dietary sources of important vitamins and minerals. These questions make it easier to revise essential nutrition topics and build a strong foundation for TNPSC General Science.
Topic : Genetics
Genetics helps us understand how characteristics are passed from parents to their offspring and why individuals within the same species can differ. This quiz series covers heredity, genes, chromosomes, DNA, traits, dominant and recessive characteristics, Mendel’s basic principles of inheritance, variations and genetic disorders. The questions are designed to make these fundamental ideas easier to revise and strengthen your Biology preparation for TNPSC examinations.
Topic : Environment and Ecology
Genetics helps us understand how characteristics are passed from parents to their offspring and why individuals within the same species can differ. This quiz series covers heredity, genes, chromosomes, DNA, traits, dominant and recessive characteristics, Mendel’s basic principles of inheritance, variations and genetic disorders. The questions are designed to make these fundamental ideas easier to revise and strengthen your Biology preparation for TNPSC examinations.
- Environment and Ecology Test 1 – Ecosystems, Food Chains, Biodiversity and Conservation
- Environment and Ecology Test 2 : Basics
- Environment and Ecology Test 3 : Ecosystem, Food Chain & Energy Flow
- Environment and Ecology Test 4: Biodiversity, Forests & Wildlife Conservation
- Environment and Ecology Test 5: Environmental Pollution & Waste Management
- Environment and Ecology Test 6: Natural Resources, Climate Change & Sustainable Environment
We are continuously adding new TNPSC General Science quizzes. Bookmark this page and visit regularly for updated practice questions and new topics.
🔄 New quizzes are added every week to help you stay ahead in TNPSC preparation.
TNPSC General Science Syllabus Overview
The General Science section in TNPSC exams mainly tests the candidate’s understanding of basic scientific concepts. Most questions are derived from fundamental topics studied in school textbooks.
Topics Covered in TNPSC General Science
- Physics Topics : Measurement of Physical Quantities, Motion, Force, Pressure, Energy, Mechanics, Electricity, Magnetism, Light, Sound, Heat, Nuclear Physics, Laser, Electronics, and Communications.
- Chemistry Topics : Elements and Compounds, Acids, Bases, Salts, Petroleum Products, Fertilizers, Pesticides, Metallurgy, and Food Adulterants.
- Biology Topics : Classification of Living Organisms, Evolution, Genetics, Physiology, Nutrition, Health and Hygiene, Human Diseases, and Environment and Ecology.
Candidates who have a clear understanding of these subjects can easily score good marks in the science section of the TNPSC examination.
Preparation Tips
To score well in the General Science section, candidates should follow a structured preparation strategy:
• Focus on understanding basic concepts from school-level science books
• Practice multiple choice questions regularly
• Revise important scientific terms and definitions
• Study frequently asked topics from previous exams
Why Practice TNPSC General Science Quizzes?
- Improves accuracy in exam-based questions
- Covers syllabus-based important topics
- Helps in quick revision before exams
- Increases speed and confidence
- Based on previous year question trends
Learn General Science Concepts
If you want to understand the concepts in detail, visit our complete guide on General Science Questions for Competitive Exams. Most questions are based on concepts from NCERT textbooks (Class 6–10).
Related TNPSC General Science Topics
Exam Strategy for TNPSC General Science
- Read each question carefully before selecting an answer.
- Start with questions you can answer confidently.
- Avoid spending too much time on a single question.
- Use elimination when you are unsure about an option.
- Review your mistakes after every practice session.
Common Mistakes to Avoid
- Skipping basic science concepts.
- Studying only one subject and neglecting the others.
- Memorizing answers without understanding the topic.
- Not reviewing incorrect answers.
- Leaving revision until the last stage of preparation.
What Makes Our TNPSC General Science Quizzes Useful?
- Questions are organized topic by topic for focused practice.
- Covers important areas of Physics, Chemistry, and Biology.
- Includes answers and explanations for better revision.
- Helps identify topics that need more practice.
- Can be used for regular practice and quick revision.