7,519 previous year Uttarakhand Board (UBSE) - Class 10 (High School) questions, grouped by year, with answers and solutions.
Tenses & Concord: Which sentence correctly applies the tense rules for 'प्रत्यय: मतुप्, ठक्, त्व, तल्, टाप्, ङीप्'?
[SAT] Which organelle is universally known as the 'Powerhouse of the Cell' because it synthesizes ATP?
[SAT] Which organelle is universally known as the 'Powerhouse of the Cell' because it synthesizes ATP?
चिपको आंदोलन एवं वन संरक्षण: 'विनिर्माण उद्योग एवं राष्ट्रीय अर्थव्यवस्था की जीवन रेखाएं' में गौरा देवी और सुंदरलाल बहुगुणा का क्या योगदान था?
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): An employer is vicariously liable for tortious civil wrongs committed by an employee during the authorized course of employment.
Reason (R): The doctrine of vicarious liability is founded on the legal maxims *respondeat superior* (let the master answer) and *qui facit per alium facit per se*.
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): Money serves as an indispensable medium of exchange in modern market economies.
Reason (R): Money eliminates the need for double coincidence of wants inherent in barter trade systems.
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?
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): An employer is vicariously liable for tortious civil wrongs committed by an employee during the authorized course of employment.
Reason (R): The doctrine of vicarious liability is founded on the legal maxims *respondeat superior* (let the master answer) and *qui facit per alium facit per se*.
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): Under the Constitution of India, the judiciary enjoys structural independence from executive and legislative interference.
Reason (R): Judges of the Supreme Court and High Courts have security of tenure and their judicial salaries are charged directly to the Consolidated Fund of India.
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.
उत्तराखंड की लोकसंस्कृति: 'कृतिका: माता का आँचल, साना-साना हाथ जोड़ि, मैं क्यों लिखता हूँ' उत्तराखंड के किस पर्व (फूलदेई, हरेला) या लोकपरंपरा से जुड़ा है?
[MAT] A clock shows 8:30. What is the angle between the hour hand and the minute hand?
[SAT] Which organelle is universally known as the 'Powerhouse of the Cell' because it synthesizes ATP?
Directions: In the following question, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): White light disperses into its constituent seven spectral colors when passed through a glass prism.
Reason (R): Different wavelengths of light travel with different speeds in glass, causing red light to deviate the least and violet light to deviate the most.
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.
Refer to the Case Study 'Case Study: Hazardous Enterprise and Supreme Court Doctrine of Absolute Liability' to answer:
Which Fundamental Right under Part III of the Constitution was invoked as the constitutional foundation for environmental protection?
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.
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): An employer is vicariously liable for tortious civil wrongs committed by an employee during the authorized course of employment.
Reason (R): The doctrine of vicarious liability is founded on the legal maxims *respondeat superior* (let the master answer) and *qui facit per alium facit per se*.
Refer to the Case Study 'Case Study: Hazardous Enterprise and Supreme Court Doctrine of Absolute Liability' to answer:
Which Fundamental Right under Part III of the Constitution was invoked as the constitutional foundation for environmental protection?
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