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Kerala Board - Class 3 previous year questions (PYQ)

2,724 previous year Kerala Board - Class 3 questions, grouped by year, with answers and solutions.

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2026 (957 questions)

Q1.
Regarding Malayalam (കേരള പാഠാവലി), which statement represents a core foundational principle of Correct grammatical structure of affirmative sentences?

(A)
Subject + Verb + Object in standard grammatical syntax
(B)
Object + Subject + Verb
(C)
Object + Verb + Subject
(D)
Verb + Subject + Object
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Q2.
What is the sum of 29 and 73?

(A)
112
(B)
101
(C)
103
(D)
102
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2025 (148 questions)

Q1.
In Biological Sciences, identify the accurate description regarding Hormone secreted by beta cells of the Islets of Langerhans in the pancreas to lower blood glucose.

(A)
Glucagon, promoting glycogenolysis
(B)
Somatostatin, inhibiting digestive secretions
(C)
Epinephrine, triggering fight-or-flight response
(D)
Insulin, which facilitates cellular glucose uptake and promotes glycogenesis
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Q2.
In Chemistry, examine the topic of Hybridization and molecular geometry of Methane ($CH_4$). Which statement is scientifically accurate?

(A)
dsp^2 hybridization with square planar geometry
(B)
sp^2 hybridization with trigonal planar geometry
(C)
sp^3 hybridization with tetrahedral geometry and 109.5^\circ bond angles
(D)
sp hybridization with linear geometry
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2024 (261 questions)

Q1.

കേരളത്തിലെ വന്യജീവി സങ്കേതങ്ങൾ (LSS Prep): 'നമ്മുടെ ഗ്രാമം - പഞ്ചായത്ത്' ഏത് സംരക്ഷിത മേഖലയുമായി ബന്ധപ്പെട്ടിരിക്കുന്നു?


(A)
ഇരവികുളം (വരയാട്), സൈലന്റ് വാലി (സിംഹവാലൻ കുരങ്ങ്), പെരിയാർ കടുവാസങ്കേതം (നമ്മുടെ ഗ്രാമം - പഞ്ചായത്ത്)
(B)
മൃഗങ്ങളില്ലാത്ത സ്ഥലം
(C)
നഗരപ്രദേശം
(D)
ഇവയിലൊന്നുമല്ല
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Q2.

കേരളത്തിലെ വന്യജീവി സങ്കേതങ്ങൾ (LSS Prep): 'നമ്മുടെ ഗ്രാമം - പഞ്ചായത്ത്' ഏത് സംരക്ഷിത മേഖലയുമായി ബന്ധപ്പെട്ടിരിക്കുന്നു?


(A)
ഇരവികുളം (വരയാട്), സൈലന്റ് വാലി (സിംഹവാലൻ കുരങ്ങ്), പെരിയാർ കടുവാസങ്കേതം (നമ്മുടെ ഗ്രാമം - പഞ്ചായത്ത്)
(B)
മൃഗങ്ങളില്ലാത്ത സ്ഥലം
(C)
നഗരപ്രദേശം
(D)
ഇവയിലൊന്നുമല്ല
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2023 (259 questions)

Q1.
In Biological Sciences, identify the accurate description regarding Structural and functional filtration unit of the human kidney.

(A)
Hepatic lobule
(B)
Nephron, consisting of glomerulus, Bowman's capsule, and renal tubule
(C)
Neuron
(D)
Alveolus
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Q2.
In Biological Sciences, identify the accurate description regarding Powerhouse of the eukaryotic cell responsible for cellular respiration and ATP synthesis.

(A)
Lysosomes, digesting cellular debris
(B)
Golgi apparatus, packaging lipids
(C)
Mitochondria, containing enzymes for the Krebs cycle and oxidative phosphorylation
(D)
Ribosomes, synthesizing proteins
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2022 (128 questions)

Q1.
In Physics, consider the SI unit of electric current and magnetic flux density. Which statement correctly defines this principle?

(A)
Ohm (Ω) and Henry (H)
(B)
Volt (V) and Weber (Wb)
(C)
Coulomb (C) and Gauss (G)
(D)
Ampere (A) and Tesla (T)
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Q2.

Subject-Verb Concord (LSS Standard): Identify the correct sentence structure for 'Grammar: Nouns, Verbs, Adjectives':


(A)
Subject agrees with verb in person and number (Grammar: Nouns, Verbs, Adjectives)
(B)
Plural verb with singular subject
(C)
Dangling participle
(D)
None of the above
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2021 (146 questions)

Q1.
In Chemistry, examine the topic of Gas evolved when active metals like Zinc react with dilute Hydrochloric acid. Which statement is scientifically accurate?

(A)
Hydrogen gas (H2), which burns with a characteristic 'pop' sound
(B)
Carbon dioxide gas (CO2)
(C)
Oxygen gas (O2)
(D)
Chlorine gas (Cl2)
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Q2.
In Physics, consider the Newton's second law of motion mathematical formulation. Which statement correctly defines this principle?

(A)
Force equals momentum multiplied by velocity
(B)
Force equals mass divided by acceleration ($F = m/a$)
(C)
Force equals rate of change of linear momentum ($F = \frac{dp}{dt} = ma$)
(D)
Force equals change in kinetic energy
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2020 (126 questions)

Q1.

Subject-Verb Concord (LSS Standard): Identify the correct sentence structure for 'The Little Bird':


(A)
Subject agrees with verb in person and number (The Little Bird)
(B)
Plural verb with singular subject
(C)
Dangling participle
(D)
None of the above
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Q2.

ചരിത്രസ്മാരകങ്ങളും സാംസ്കാരിക പൈതൃകവും: 'ജന്തുലോകം' ചരിത്ര പ്രാധാന്യമെന്ത്?


(A)
ബേക്കൽ കോട്ട, മട്ടാഞ്ചേരി കൊട്ടാരം അല്ലെങ്കിൽ പത്മനാഭപുരം കൊട്ടാരം (ജന്തുലോകം)
(B)
ആധുനിക ഫാക്ടറി
(C)
പുരാതനമല്ലാത്ത കെട്ടിടം
(D)
ഇവയിലൊന്നുമല്ല
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2019 (149 questions)

Q1.
In Chemistry, examine the topic of Type of chemical bond formed by complete transfer of electrons between atoms of high electronegativity difference. Which statement is scientifically accurate?

(A)
Covalent Bond
(B)
Hydrogen Bond
(C)
Electrovalent (Ionic) Bond
(D)
Coordinate (Dative) Bond
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Q2.
In Chemistry, examine the topic of Avogadro's number and definition of one mole of a substance. Which statement is scientifically accurate?

(A)
011 \times 10^{23} particles
(B)
6.022 \times 10^{23} elementary entities (atoms, molecules, or ions)
(C)
602 \times 10^{-19} particles
(D)
6.022 \times 10^{22} particles
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2018 (140 questions)

Q1.
In English Language and Grammar, identify the grammatically correct sentence or rule regarding Appropriate preposition: 'He was thoroughly accustomed _____ working under strict deadlines.'.

(A)
with
(B)
for
(C)
in
(D)
to
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Q2.
Regarding Malayalam (കേരള പാഠാവലി), which statement represents a core foundational principle of Importance of environmental conservation and biodiversity?

(A)
Accelerating deforestation for urban sprawl
(B)
Maintaining ecological equilibrium, nutrient cycling, and climate regulation
(C)
Maximizing industrial waste output
(D)
Eliminating apex predators from natural habitats
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2017 (143 questions)

Q1.
In Physics, consider the Work-Energy Theorem statement for a particle. Which statement correctly defines this principle?

(A)
Work done equals change in potential energy only
(B)
Work done equals rate of change of momentum
(C)
Work done is always zero under variable forces
(D)
Work done by all forces acting on a particle equals the change in its kinetic energy ($W = \Delta K$)
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Q2.
In Biological Sciences, identify the accurate description regarding Hormone secreted by beta cells of the Islets of Langerhans in the pancreas to lower blood glucose.

(A)
Glucagon, promoting glycogenolysis
(B)
Epinephrine, triggering fight-or-flight response
(C)
Somatostatin, inhibiting digestive secretions
(D)
Insulin, which facilitates cellular glucose uptake and promotes glycogenesis
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2016 (116 questions)

Q1.

സ്ഥാനവില (Place Value): 'സമയവും കലണ്ടറും' സംഖ്യയിലെ അക്കങ്ങളുടെ ശരിയായ സ്ഥാനവില എത്രയാണ്?


(A)
ഒന്ന്, പത്ത്, നൂറ് അല്ലെങ്കിൽ ആയിരത്തിന്റെ സ്ഥാനവില (സമയവും കലണ്ടറും)
(B)
എല്ലാ അക്കങ്ങൾക്കും ഒരേ വിലയാണ്
(C)
സ്ഥാനവില മാറുകയില്ല
(D)
ഇവയിലൊന്നുമല്ല
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Q2.
What is the sum of 20 and 43?

(A)
73
(B)
64
(C)
62
(D)
63
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2015 (151 questions)

Q1.
In Physics, consider the Nature and magnification of the image formed by a concave mirror when an object is placed at the center of curvature (C). Which statement correctly defines this principle?

(A)
Virtual, erect, and magnified
(B)
Real, inverted, and diminished
(C)
Virtual, erect, and diminished
(D)
Real, inverted, and equal in size to the object (magnification m = -1)
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Q2.
In Chemistry, examine the topic of Avogadro's number and definition of one mole of a substance. Which statement is scientifically accurate?

(A)
6.022 \times 10^{22} particles
(B)
6.022 \times 10^{23} elementary entities (atoms, molecules, or ions)
(C)
011 \times 10^{23} particles
(D)
602 \times 10^{-19} particles
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