Odisha Board - Class 12 (+2 CHSE Board) previous year questions (PYQ)

My English Book (Class 1-5): What is the central theme of 'Daffodils (William Wordsworth)'?

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 Simon Commission was met with widespread nationwide boycotts and black flag protests upon landing in Bombay in 1928.

Reason (R): The British colonial government failed to appoint a single Indian representative to the seven-member Indian Statutory Commission.

Which structure is primarily constructed across seasonal streams to slow water velocity and enhance groundwater recharge?

ଓଡ଼ିଶାର ପ୍ରଧାନ ନଦୀ ଓ ଜଳସମ୍ପଦ: 'ମାନବ ପ୍ରଜନନ ଓ ପ୍ରଜନନ ସ୍ୱାସ୍ଥ୍ୟ' (ମହାନଦୀ, ହୀରାକୁଦ) ର ମୁଖ୍ୟ ଉଦ୍ଦେଶ୍ୟ କ’ଣ?

Refer to the Case Study 'Case Study: Optical Fibers and Total Internal Reflection in Medical Endoscopy' to answer:

What is the primary function of the outer cladding layer in the fiber structure?

Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:

Assertion (A): Terrace farming is widely practiced in hilly and mountainous agro-ecosystems.

Reason (R): Terraces create stepped flat platforms along slopes that significantly reduce the surface velocity of water runoff and prevent topsoil erosion.

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): Terrace farming is widely practiced in hilly and mountainous agro-ecosystems.

Reason (R): Terraces create stepped flat platforms along slopes that significantly reduce the surface velocity of water runoff and prevent topsoil erosion.

Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:

Assertion (A): Diamond sparkles brilliantly with internal radiance.

Reason (R): Total internal reflection of light occurs inside diamond because its critical angle is exceptionally small (approximately 24.4°).

Sentence Making: Which sentence is grammatically correct for 'ପରିଚାଳନାର ନୀତି (ହେନେରୀ ଫେୟଲ ଓ ଟେଲର)'?

ଓଡ଼ିଶାର ପ୍ରଧାନ ନଦୀ ଓ ଜଳସମ୍ପଦ: 'ଜୈବ ଅଣୁ (Biomolecules)' (ମହାନଦୀ, ହୀରାକୁଦ) ର ମୁଖ୍ୟ ଉଦ୍ଦେଶ୍ୟ କ’ଣ?

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 electrical conductivity of an intrinsic semiconductor increases with rise in temperature.

Reason (R): With increase in temperature, covalent bonds rupture, generating additional free conduction electrons and mobile holes.

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*.