15,695 previous year Chhattisgarh Board (CGBSE) - Class 12 (Higher Secondary) questions, grouped by year, with answers and solutions.
Moral Understanding: What lesson of character is highlighted through 'आय और रोजगार का निर्धारण (समग्र मांग, समग्र पूर्ति, उपभोग फलन, निवेश गुणक, न्यून व अतिरिक्त मांग)'?
Moral Understanding: What lesson of character is highlighted through 'आय और रोजगार का निर्धारण (समग्र मांग, समग्र पूर्ति, उपभोग फलन, निवेश गुणक, न्यून व अतिरिक्त मांग)'?
Tenses & Concord: Which sentence correctly applies the tense rules for 'तरंग प्रकाशिकी (हाइगेंस का सिद्धांत, व्यतिकरण - यंग का द्वि-स्लिट प्रयोग, विवर्तन)'?
Refer to the Case Study 'Case Study: Recombinant Human Insulin Synthesis in Modern Biotechnology' to answer:
What chemical bonds cross-link Chain A and Chain B to stabilize the functional tertiary structure of human insulin?
Refer to the Case Study 'Case Study: Parabolic Cable Geometry in Civil Engineering Suspension Bridges' to answer:
What geometric property distinguishes the vertex of the upward-opening parabola $y = ax^2 + c$ ($a > 0$)?
ऐकिक नियम व समस्या समाधान: 'सारणिक (सारणिकों के गुणधर्म, सहखंडज, व्युत्क्रम $A^{-1}$, क्रेमर नियम / आव्यूह विधि से समीकरण हल)' पर आधारित व्यावहारिक प्रश्न का उत्तर क्या है?
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°).
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.
Primary English: What is the core idea of 'नियोजन (Planning: प्रक्रिया, सीमाएं, प्रकार - नीतियां, कार्यविधियां, बजट)'?
Primary English: What is the core idea of 'अंश पूंजी के लिए लेखांकन (अंशों का निर्गमन, अधिमूल्य, अवमोचन, अंशों का हरण व पुनर्निर्गमन)'?
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): Work done by an electrostatic field in moving a test charge along a closed path is zero.
Reason (R): The electrostatic Coulomb force is a conservative force whose line integral around any closed loop vanishes identically.
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): Heavy water ($D_2O$) is utilized as a moderator in thermal nuclear power reactors.
Reason (R): Deuterium nuclei slow down energetic fission neutrons through elastic collisions without substantial parasitic neutron absorption.
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