Hello there,

Here are the important topics and likely questions for the 2024-25 CBSE Class 12 Science board exams for Physics , Chemistry , Mathematics , and Biology (PCMB). Ensure to refer to the NCERT syllabus and practice these key areas thoroughly:

Physics

1. Electrostatics and Current Electricity :

   • Derive the expression for the capacitance of a parallel plate capacitor.
   • Explain Kirchhoff's laws with numerical problems.
     
     

2. Magnetism and EMI :

   • Derive the expression for the force between two parallel current-carrying conductors.
     
     
   • Explain Faraday's laws of electromagnetic induction.
     
     

3. Optics :

   • Derive the lens maker’s formula.
   • Explain Young's Double-Slit Experiment with diagrams.
     
     

4. Modern Physics :

   • Explain Einstein's photoelectric equation.
   • Solve numerical problems on radioactive decay.
     
     Chemistry
     
     

5. Physical Chemistry :

   • Derive the relation between Kp and Kc for gaseous reactions.
   • Solve numerical problems on Raoult's law.
     
     

6. Inorganic Chemistry :

   • Explain the preparation and properties of d-block elements.
   • Discuss the structure of interhalogen compounds.
     
     

7. Organic Chemistry :

   • Write the mechanism of Aldol condensation.
   • Explain the Hoffmann bromamide reaction with an example.
     
     

8. Biomolecules and Polymers :

   • Describe the structure of DNA.
   • Differentiate between addition and condensation polymers.
     
     Mathematics
     
     

9. Calculus :

   • Solve problems on finding the derivatives and integrals of functions.
   • Application of integrals in finding the area under curves.
     
     

10. Vectors and 3D Geometry :

    • Find the shortest distance between two skew lines.
    • Solve numerical problems on vector algebra.
      
      

11. Probability and Statistics :

    • Solve questions involving Bayes' theorem.
    • Compute mean and variance for given data.
      
      

12. Relations and Functions :

    • Solve problems on inverse trigonometric functions.
    • Prove the injective and surjective properties of functions.
      
      Biology
      
      

13. Reproduction :

    • Describe the process of double fertilization in angiosperms.
    • Discuss the menstrual cycle phases.
      
      

14. Genetics and Evolution :

    • Solve problems based on Mendel’s laws of inheritance.
    • Explain the Hardy-Weinberg principle with examples.
      
      

15. Biotechnology :

    • Describe the steps involved in PCR.
    • Write a note on the applications of recombinant DNA technology.
      
      

16. Ecology and Environment :

    • Discuss the concept of ecological pyramids.
    • Write a short note on biodiversity conservation.
      
      
      For more detailed PYQs Click Here .
      
      
      I hope this answer helps you. If you have more queries then feel free to share your questions with us we will be happy to assist you.
      
      

      Thank you and wishing you all the best for your bright future.

      
      

Hello Greetings

So for the 2024-25 CBSE Board Exam, Class 12 Science important questions for PCMB (Physics, Chemistry, Mathematics, and Biology) are crucial for preparation. Here are some key areas to focus on:

Physics

-Mechanics: Kinematics, dynamics, work, energy, and power

-Electromagnetism: Electric fields, magnetic fields, and electromagnetic induction

- Optics: Reflection, refraction, and wave optics

- Modern Physics: Atomic structure, nuclear physics, and semiconductor electronics

Chemistry

- Inorganic Chemistry: Periodic table, chemical bonding, and acid-base equilibria

- Organic Chemistry: Hydrocarbons, functional groups, and organic reactions

- Physical Chemistry: Thermodynamics, kinetics, and electrochemistry

Mathematics

- Algebra: Sets, relations, functions, and mathematical induction

- Calculus: Limits, derivatives, and integrals

-Geometry: Coordinate geometry, vectors, and three-dimensional geometry

Biology

- Botany: Plant anatomy, plant physiology, and plant ecology

-Zoology: Animal anatomy, animal physiology, and animal ecology

- Genetics and Evolution: Mendelian genetics, molecular genetics, and evolution

To access the official CBSE question papers and sample papers for 2024-25, visit the CBSE website . These resources will help you familiarize yourself with the exam format and question types.

Have a great day