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100+ Free Karnataka SSLC Science (KSEAB) Practice Questions

Karnataka School Examination and Assessment Board (KSEAB) SSLC Class 10 Science practice questions are available now; exam metadata is being verified.

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2026 Statistics

Key Facts: Karnataka SSLC Science (KSEAB) Exam

~3 h 15 m

Typical exam duration for SSLC Science

KSEAB SSLC exam logistics / date sheet reporting

~33%

Commonly reported minimum per-subject pass mark

KSEAB pass criteria reporting (confirm current circular)

Mixed paper

Official format is objective-style + subjective answers

KSEAB SSLC Science assessment pattern

En + Kn

Common media languages (English and Kannada)

KSEAB SSLC language media practice

NCERT X

Class 10 Science content alignment

Karnataka SSLC Science / NCERT-aligned syllabus

English MCQ adaptation

This free local bank is not the official mixed paper format

OpenExamPrep practice policy

KSEAB SSLC Science is a Class 10 board subject with a mixed objective + subjective paper lasting about 3 hours 15 minutes. Pass is commonly ~33% per subject plus aggregate rules as notified. Fees are paid through schools. This free 2026 bank is an English MCQ study adaptation — not an official paper simulation.

Sample Karnataka SSLC Science (KSEAB) Practice Questions

Try these sample questions to test your Karnataka SSLC Science (KSEAB) exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which of the following is a chemical change?
A.Melting of ice
B.Burning of magnesium ribbon
C.Breaking of glass
D.Dissolving sugar in water
Explanation: Burning magnesium forms magnesium oxide, a new substance, so it is a chemical change.
2A balanced chemical equation primarily obeys the:
A.Law of conservation of mass
B.Law of independent assortment
C.Boyle's law
D.Ohm's law
Explanation: Balancing keeps the same number of each atom on both sides, reflecting conservation of mass.
3The reaction 2H₂O → 2H₂ + O₂ (by electricity) is an example of:
A.Combination
B.Displacement
C.Decomposition
D.Double displacement
Explanation: Electrolysis splits water into hydrogen and oxygen—one reactant forming two products is decomposition.
4In Zn + CuSO₄ → ZnSO₄ + Cu, the brown deposit on zinc is:
A.Zinc sulphate
B.Copper metal
C.Sulphur
D.Zinc oxide
Explanation: Zinc displaces copper from copper sulphate solution; copper metal deposits as a brown coating.
5When iron nails are placed in copper sulphate solution, the solution turns:
A.Blue to greenish
B.Green to blue
C.Colourless to pink
D.Yellow to red
Explanation: Fe displaces Cu; FeSO₄ forms (greenish) as blue CuSO₄ is consumed.
6BaCl₂ + Na₂SO₄ → BaSO₄ + 2NaCl is an example of:
A.Combination
B.Decomposition
C.Double displacement (precipitation)
D.Displacement by a metal
Explanation: Ions exchange partners and BaSO₄ precipitates—classic double displacement.
7In the reaction 2Fe + 3Cl₂ → 2FeCl₃, iron is:
A.Reduced
B.Oxidised
C.Neither oxidised nor reduced
D.Only a catalyst
Explanation: Iron gains chlorine (oxidation state increases from 0 to +3), so iron is oxidised.
8Which equation is correctly balanced?
A.H₂ + O₂ → H₂O
B.2H₂ + O₂ → 2H₂O
C.H₂ + 2O₂ → 2H₂O
D.2H₂ + 2O₂ → 2H₂O
Explanation: 2H₂ + O₂ → 2H₂O has 4 H and 2 O atoms on each side.
9An acid turns blue litmus:
A.Red
B.Blue
C.Green
D.Colourless
Explanation: Acids turn blue litmus red; bases turn red litmus blue.
10The pH of a neutral solution at 25 °C is:
A.0
B.7
C.14
D.1
Explanation: At 25 °C, pure water and neutral solutions have pH 7.

About the Karnataka SSLC Science (KSEAB) Practice Questions

Verified exam format metadata for Karnataka School Examination and Assessment Board (KSEAB) SSLC Class 10 Science is pending. The practice questions above remain available while official exam length, timing, passing score, fee, and administrator details are reviewed.