CBSE Class 8 Science Practice Questions & AI Tutoring

Practise CBSE Class 8 Science multiple-choice questions aligned to the CBSE Class 8 syllabus (NCERT-aligned). WeloScholars covers all 13 topics — including Exploring the Investigative World of Science, Microorganisms (The Invisible Living World), Health and Diseases (The Ultimate Treasure), Electricity: Magnetic and Heating Effects — with curriculum-aligned MCQs, an AI tutor that explains every concept step by step, and analytics that show exactly where to focus next. Every question includes a clear explanation of the correct answer and why each distractor is wrong, building real conceptual understanding. Start free: no credit card needed, and your first practice session takes under a minute to set up.

All 13 CBSE Class 8 Science topics

• Exploring the Investigative World of Science
  Identify and formulate a testable question or problem based on observations or curiosity.
• Microorganisms (The Invisible Living World)
  List the five major groups of microorganisms: bacteria, fungi, protozoa, algae, and viruses.
• Health and Diseases (The Ultimate Treasure)
  Distinguish between health and disease, understanding that being disease-free does not necessarily mean being healthy.
• Electricity: Magnetic and Heating Effects
  Identify materials as good or poor conductors of electricity.
• Exploring Forces
  Define force as a push or a pull.
• Pressure, Winds, Storms, and Cyclones
  Explain that air exerts pressure.
• Particulate Nature of Matter
  Define matter and classify it based on its physical states (solid, liquid, gas).
• Nature of Matter: Elements, Compounds, and Mixtures
  Classify various substances as elements, compounds, or mixtures based on their properties and composition.
• Solutions, Solutes and Solvents
  Define solute, solvent, and solution.
• Light: Mirrors and Lenses
  State the Laws of Reflection and Laws of Refraction.
• Motions of the Earth and Moon (Keeping Time with the Skies)
  Describe how the Earth's rotation causes day and night and the apparent movement of the Sun.
• Ecosystems and Food Chains (How Nature Works in Harmony)
  Define ecosystem and identify its components (biotic and abiotic).
• Our Home: Earth, a Unique Life Sustaining Planet
  Identify Earth as a unique planet supporting life due to specific conditions.

How WeloScholars helps with CBSE Class 8 Science

• Concept-first explanations — diagrams, misconception traps and “why the other options are wrong” for every question.
• Ask Mr Tan, the AI tutor — stuck on a Science concept? Get a patient, step-by-step explanation, any time.
• Snap & Solve homework help — photograph a tricky question and get a clear worked solution in seconds.

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