Boards 2026 • Updates

CBSE Class 10 Science 2026: All Sets Solved (Answer Key & Analysis)

Match your answers and evaluate your performance! Download the official question papers and check the detailed, step-by-step solutions for Set 1, Set 2, and Set 3.

Story by PHYSICS BYTES Team (Board Exam Experts)
Updated March 2026 • 5 min read

Download 2026 Papers & Solutions

Click the links below to view the official question paper and the detailed solutions. Please ensure you select the exact Q.P. [cite_start]Code mentioned on your exam paper[cite: 31, 67].

Set Number Q.P. Code Question Paper Answer Key & Solutions
Set 1 31/5/1 View Paper Get Solutions
Set 2 31/5/2 View Paper Get Solutions
Set 3 31/5/3 View Paper Get Solutions

Paper Analysis: Difficulty Level & Pattern Breakdown

💡 Overall Verdict: The CBSE Class 10 Science 2026 paper was Balanced and Moderate. It thoroughly tested conceptual clarity rather than rote memorization. The Assertion-Reason questions were slightly tricky, but the descriptive questions were strictly from the NCERT syllabus.
Biology Analysis

The Biology section was scoring but required well-labelled diagrams and clear understanding of processes.

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  • Highlights: Direct questions on Mendel's inheritance (RRYY x rryy cross), kidney structure (Bowman's capsule), and double-circulation in the human heart[cite: 103, 104, 125].
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  • Diagrams: Students were asked to draw the nutrition process in Amoeba and identify parts of the reflex arc (spinal cord)[cite: 83, 86].
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  • Concept Testing: Good application-based questions on the environmental impact of plastic bags and biological magnification (pesticides in paddy fields)[cite: 112, 114].
Chemistry Analysis

Chemistry relied heavily on balancing chemical equations and understanding the properties of compounds.

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  • Reactions & Equations: Focused on thermal decomposition (Lead nitrate, Iron sulphate) and the reactions of ethanol and ethanoic acid[cite: 233, 234, 263].
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  • Key Compounds: Detailed questions on the preparation and uses of Plaster of Paris, and identifying the acid in an ant's sting[cite: 245, 252].
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  • Metals & Non-metals: Tested the reasoning behind ionic compounds having high melting points and the thermite reaction used to join railway tracks[cite: 274, 277].
Physics Analysis

Physics was a mix of standard numericals and strong conceptual theory regarding electromagnetism.

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  • Numericals: Optics included finding the object distance for a convex lens and magnification problems[cite: 300, 357]. [cite_start]Electricity focused on calculating equivalent resistance in parallel circuits and understanding resistivity factors[cite: 360, 378].
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  • Activity-Based: An excellent question based on Ohm's law/Resistance using Shweta, Ayesha, and Samridhi experimenting with nichrome and copper wires of varying lengths and thicknesses[cite: 368].
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  • Electromagnetism: Required drawing magnetic field lines for a bar magnet and a current-carrying solenoid, along with stating the Right-hand thumb rule[cite: 391, 392, 396].

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