List of top Questions asked in HBSE Class 12- 2026

Explain the Semi-conservative mode of DNA replication with the Meselson and Stahl experiment.
Discuss different contraceptive methods and their roles in population control.
State and explain Mendel's Law of Independent Assortment using a dihybrid cross.
What is Innate Immunity? Differentiate between active and passive immunity.
Explain the various phases of the menstrual cycle.
Describe the challenges faced during the making of the Indian Constitution and the debate over the powers of states.
Explain the main features of the Mauryan Administration as described in the Arthashastra and Indica.
Discuss the role of Stupas in Buddhism and explain the architecture of the Sanchi Stupa.
Compare the perceptions of Indian society as described by Al-Biruni and Ibn Battuta.
Explain the Permanent Settlement system implemented by the British in 1793.
Analyze Mahatma Gandhi's role in the Non-Cooperation Movement and the Quit India Movement.
Who was Alexander Cunningham, and what was his contribution to Indian archaeology?
Explain the unique features of the domestic architecture and drainage system of Mohenjodaro.
Discuss the various reasons proposed by historians for the decline of the Indus Valley Civilization.
Differentiate between a Sprain (ligament) and a Strain (muscle/tendon).
Explain the RICE (Rest, Ice, Compression, Elevation) technique for treating sports injuries.
Explain the procedure and benefits of Vajrasana or Bhujangasana in managing obesity.
Define Yoga and list the elements of Ashtanga Yoga.
Define food intolerance and how it differs from a food allergy.
State Newton's First Law of Motion (Law of Inertia) and its application in sports.
Explain the differences between Knock-out and League (Round Robin) tournaments.
Define Seeding and explain the method of giving Byes in a fixture.
List the various committees responsible for organizing a sports tournament and their specific duties.
Write the formula for Body Mass Index (BMI) and identify the categories for obesity.
What are the functions of Proteins and Carbohydrates in an athlete's diet?