CISCE Board - ISC Class 11 previous year questions (PYQ)
5,456 previous year CISCE Board - ISC Class 11 questions, grouped by year, with answers and solutions.
2026 (1964 questions)
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2025 (280 questions)
Refer to the Case Study 'Case Study: Hazardous Enterprise and Supreme Court Doctrine of Absolute Liability' to answer:
What measure of financial compensation did the Supreme Court establish in the M.C. Mehta Oleum Gas case?
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Refer to the Case Study 'Case Study: Hazardous Enterprise and Supreme Court Doctrine of Absolute Liability' to answer:
Which statutory enactment was passed by the Indian Parliament following the Bhopal gas disaster and oleum gas leak?
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2024 (795 questions)
Higher Academic Core: In advanced conceptual study of 'Structure of Atom: Bohr's Model, de Broglie Relation, Heisenberg Principle and Quantum Numbers' in Inorganic, Physical & Organic Chemistry, which foundational mechanism is universally verified?
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Higher Academic Core: In advanced conceptual study of 'Structural Organisation in Animals and Plants: Plant Anatomy and Cockroach Morphology' in Diversity, Cytology & Human Physiology, which foundational mechanism is universally verified?
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2023 (268 questions)
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): A convex mirror is commonly used as a driver's rear-view mirror in automobiles.
Reason (R): A convex mirror always forms an erect, virtual, and diminished image, providing a much wider field of view.
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Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): Electric current in a conductor is treated as a scalar physical quantity.
Reason (R): Although electric current has both magnitude and direction, it does not obey the laws of vector addition.
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2022 (274 questions)
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2021 (260 questions)
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): Danger signals on communication towers and traffic posts are always illuminated in red color.
Reason (R): Red light has the longest wavelength in the visible spectrum and suffers minimum Rayleigh scattering ($I \propto 1/\lambda^4$) through fog and smoke.
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Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): A convex mirror is commonly used as a driver's rear-view mirror in automobiles.
Reason (R): A convex mirror always forms an erect, virtual, and diminished image, providing a much wider field of view.
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2020 (261 questions)
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2019 (270 questions)
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): A convex mirror is commonly used as a driver's rear-view mirror in automobiles.
Reason (R): A convex mirror always forms an erect, virtual, and diminished image, providing a much wider field of view.
Show answer & solution
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): Electric current in a conductor is treated as a scalar physical quantity.
Reason (R): Although electric current has both magnitude and direction, it does not obey the laws of vector addition.
Show answer & solution
2018 (269 questions)
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2017 (267 questions)
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): Electric current in a conductor is treated as a scalar physical quantity.
Reason (R): Although electric current has both magnitude and direction, it does not obey the laws of vector addition.
Show answer & solution
Refer to the Case Study 'Case Study: Hazardous Enterprise and Supreme Court Doctrine of Absolute Liability' to answer:
What measure of financial compensation did the Supreme Court establish in the M.C. Mehta Oleum Gas case?
Show answer & solution
2016 (280 questions)
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2015 (268 questions)
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): The square root of 2 ($\sqrt{2}$) is an irrational real number.
Reason (R): The square root of any positive prime integer is an irrational number.
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Refer to the Case Study 'Case Study: Hazardous Enterprise and Supreme Court Doctrine of Absolute Liability' to answer:
What measure of financial compensation did the Supreme Court establish in the M.C. Mehta Oleum Gas case?
Show answer & solution
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