Tamil Nadu Board - Class 6 previous year questions (PYQ)

2026 (1694 questions)

Q1.

Divide 30 in the ratio 2 : 3.

(A)

12 and 18

(B)

14 and 16

(C)

24 and 18

(D)

11 and 19

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Q2.

Regarding Tamil (தமிழ்), which statement represents a core foundational principle of Role of fundamental duties in the constitutional civic framework?

(A)

Fostering civic consciousness, preserving national integrity, and protecting the environment

(B)

Allowing tax evasion under certain conditions

(C)

Granting absolute immunity from civil laws

(D)

Mandating foreign citizenship upon majority

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2025 (240 questions)

Q1.

In Biological Sciences, identify the accurate description regarding Valve located between the left atrium and left ventricle of the human heart.

(A)

Pulmonary semilunar valve

(B)

Bicuspid (Mitral) valve, preventing backflow of oxygenated blood during ventricular systole

(C)

Aortic semilunar valve

(D)

Tricuspid valve

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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 rate of change of linear momentum ($F = \frac{dp}{dt} = ma$)

(C)

Force equals change in kinetic energy

(D)

Force equals mass divided by acceleration ($F = m/a$)

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2024 (419 questions)

Q1.

What is 50% of 400?

(A)

225

(B)

200

(C)

210

(D)

190

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Q2.

Mathematics (TNSCERT Classes 6-8 / NMMS): What is the verified mathematical law or formula for 'Geometry (Lines, Angles, Triangles)'?

(A)

Verified Samacheer Kalvi formula/property (Geometry (Lines, Angles, Triangles))

(B)

Incorrect empirical rule

(C)

Invalid equation

(D)

None of these

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2023 (376 questions)

Q1.

In Biological Sciences, identify the accurate description regarding Valve located between the left atrium and left ventricle of the human heart.

(A)

Pulmonary semilunar valve

(B)

Aortic semilunar valve

(C)

Tricuspid valve

(D)

Bicuspid (Mitral) valve, preventing backflow of oxygenated blood during ventricular systole

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Q2.

In Chemistry, examine the topic of Functional group present in all Carboxylic Acids. Which statement is scientifically accurate?

(A)

OH (Alcoholic hydroxyl group)

(B)

CHO (Formyl group)

(C)

CO- (Carbonyl ketone group)

(D)

COOH (Carboxyl group composed of carbonyl and hydroxyl groups)

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2022 (218 questions)

Q1.

In Physics, consider the Phenomenon responsible for the twinkling of stars in the night sky. Which statement correctly defines this principle?

(A)

Atmospheric refraction of starlight through turbulent air layers of varying refractive indices

(B)

Total internal reflection inside clouds

(C)

Dispersion of light by water droplets

(D)

Diffraction of light by interstellar dust

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Q2.

Regarding Tamil (தமிழ்), which statement represents a core foundational principle of Role of fundamental duties in the constitutional civic framework?

(A)

Mandating foreign citizenship upon majority

(B)

Granting absolute immunity from civil laws

(C)

Fostering civic consciousness, preserving national integrity, and protecting the environment

(D)

Allowing tax evasion under certain conditions

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2021 (236 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)

for

(B)

to

(C)

with

(D)

in

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Q2.

In English Language and Grammar, identify the grammatically correct sentence or rule regarding Subject-Verb Agreement with distributive pronouns ('neither of', 'either of').

(A)

Neither of the candidates were submitted documentation.

(B)

Neither of the candidates have submitted the required documentation.

(C)

Neither of the candidates has submitted the required documentation.

(D)

Neither of the candidates are submitting the documentation.

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2020 (241 questions)

Q1.

Pythagoras & Congruence: In a right-angled triangle, which relationship holds true for 'Fractions and Integers'?

(A)

$\text{Hypotenuse}^2 = \text{Base}^2 + \text{Perpendicular}^2$ (Fractions and Integers)

(B)

Hypotenuse = Base + Height

(C)

Not applicable

(D)

None of these

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Q2.

Solve the linear equation for $x$: $7x + 8 = 36$.

(A)

x = 3

(B)

x = 6

(C)

x = 5

(D)

x = 4

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2019 (234 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)

for

(B)

in

(C)

to

(D)

with

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Q2.

In Chemistry, examine the topic of Periodic trend of electronegativity across a period from left to right. Which statement is scientifically accurate?

(A)

Electronegativity decreases due to shielding effect

(B)

Electronegativity increases due to increase in effective nuclear charge ($Z_{\text{eff}}$) and decrease in atomic radius

(C)

Electronegativity remains constant across representative elements

(D)

Electronegativity first decreases then sharply increases

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2018 (212 questions)

Q1.

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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Q2.

Solve the linear equation for $x$: $8x + 14 = 38$.

(A)

x = 5

(B)

x = 2

(C)

x = 3

(D)

x = 4

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2017 (253 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)

Hydrogen Bond

(B)

Covalent Bond

(C)

Coordinate (Dative) Bond

(D)

Electrovalent (Ionic) Bond

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Q2.

Regarding Tamil (தமிழ்), which statement represents a core foundational principle of Importance of environmental conservation and biodiversity?

(A)

Maximizing industrial waste output

(B)

Eliminating apex predators from natural habitats

(C)

Accelerating deforestation for urban sprawl

(D)

Maintaining ecological equilibrium, nutrient cycling, and climate regulation

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2016 (236 questions)

Q1.

Regarding Tamil (தமிழ்), which statement represents a core foundational principle of Correct grammatical structure of affirmative sentences?

(A)

Object + Verb + Subject

(B)

Verb + Subject + Object

(C)

Object + Subject + Verb

(D)

Subject + Verb + Object in standard grammatical syntax

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Q2.

Regarding Tamil (தமிழ்), which statement represents a core foundational principle of Importance of environmental conservation and biodiversity?

(A)

Maximizing industrial waste output

(B)

Maintaining ecological equilibrium, nutrient cycling, and climate regulation

(C)

Accelerating deforestation for urban sprawl

(D)

Eliminating apex predators from natural habitats

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2015 (218 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)

to

(B)

with

(C)

for

(D)

in

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Q2.

In English Language and Grammar, identify the grammatically correct sentence or rule regarding Conditional Clause Type 3 structure for hypothetical past situations.

(A)

If they had alerted the authorities earlier, the accident would have been prevented.

(B)

If they have alerted the authorities, the accident would prevent.

(C)

If they alerted the authorities earlier, the accident will be prevented.

(D)

If they would alert the authorities, the accident had been prevented.

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