Class 10 Science NCERT Solutions — CBSE 2026-27, All 13 Chapters | Boundless Maths

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Class 10 Science
NCERT Solutions — Every Question, All 13 Chapters

Complete NCERT Solutions for the CBSE Class 10 Science textbook (2026-27) — every in-text question, activity question, and back-of-chapter exercise across all 13 chapters, from Chemical Reactions and Equations through Our Environment, solved step by step with full reasoning rather than just the final answer. Built chapter by chapter, matching the exact 2026-27 curriculum.

✓ Every question solved ✓ Step-by-step reasoning ✓ Matches the 2026-27 syllabus ✓ 100% free, always

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Chapters

429

Questions Solved

₹0

Cost — Always Free

2026-27

CBSE Session

Written and checked against the exact 2026-27 CBSE curriculum by Suchita Arora, bringing 13+ years of CBSE teaching experience to every chapter — so the explanations focus on building genuine conceptual understanding, not just supplying an answer to copy down.

Format

How These Solutions Work

Built to match exactly what's asked in the CBSE Class 10 board exam — not a shortcut around it.

🔍

Every Question Solved

Every in-text question, activity question, and exercise question in every chapter — not just a partial selection of "important" questions.

💡

Reasoning, Not Just Answers

Every solution explains why the answer is correct, so the same thinking transfers to a differently worded exam question.

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Matches the 2026-27 Syllabus

Checked against the current CBSE Class 10 Science curriculum (Code 086) and marking scheme, chapter by chapter.

CBSE 2026-27

All 13 Chapters

In textbook order. Tap any chapter to open its full solutions page.

Chapter 1

Chemical Reactions and Equations

Types of chemical reactions
Balancing chemical equations

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Chapter 2

Acids, Bases and Salts

pH scale and indicators
Common salts — baking soda, washing soda, plaster of Paris

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Chapter 3

Metals and Non-metals

Reactivity series of metals
Extraction of metals & corrosion

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Chapter 4

Carbon and its Compounds

Covalent bonding & homologous series
Nomenclature & chemical properties

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Chapter 5

Life Processes

Nutrition, respiration & transportation
Excretion in plants and animals

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Chapter 6

Control and Coordination

Nervous system & reflex actions
Plant hormones & tropic movements

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Chapter 7

How do Organisms Reproduce?

Asexual & sexual reproduction
Reproductive health

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Chapter 8

Heredity

Mendel's laws of inheritance
Sex determination

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Chapter 9

Light — Reflection and Refraction

Ray diagrams for mirrors & lenses
Refractive index & power of a lens

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Chapter 10

The Human Eye and the Colourful World

Defects of vision & correction
Dispersion, scattering & the prism

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Chapter 11

Electricity

Ohm's law & resistance
Series & parallel circuits

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Chapter 12

Magnetic Effects of Electric Current

Magnetic field lines & right-hand rule
Electric motor & domestic circuits

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Chapter 13

Our Environment

Ecosystems & food chains
Ozone depletion & waste management

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🧪 Want Concise Revision Notes?

Comprehensive Class 10 Science Notes covering Physics, Chemistry & Biology — ideal for quick revision alongside these step-by-step solutions.

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Common Questions

Frequently Asked Questions

Yes — all 13 chapters are complete, spanning Chemistry, Biology and Physics, each with every in-text question, activity question, and exercise question solved.

The standard NCERT Science textbook for Class X, unchanged for the 2026-27 session — the same 13-chapter book used in 2025-26, with no additions or deletions.

Every solution explains the reasoning behind each step, not just the final answer, so students can apply the same thinking to a differently worded exam question rather than only copying down a result.

Yes, completely free with no sign-up required, as part of Boundless Maths' free Class 10 resources.

Yes — comprehensive Science Notes covering Physics, Chemistry and Biology are available separately, useful for quick revision alongside these step-by-step solutions.

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