Year 2024-25 cbse board exam class 12 science important question of pcmb
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
-
Electrostatics and Current Electricity :
- Derive the expression for the capacitance of a parallel plate capacitor.
-
Explain Kirchhoff's laws with numerical problems.
-
Magnetism and EMI :
-
Derive the expression for the force between two parallel current-carrying conductors.
-
Explain Faraday's laws of electromagnetic induction.
-
Derive the expression for the force between two parallel current-carrying conductors.
-
Optics :
- Derive the lens maker’s formula.
-
Explain Young's Double-Slit Experiment with diagrams.
Modern Physics :
- Explain Einstein's photoelectric equation.
-
Solve numerical problems on radioactive decay.
Chemistry
Physical Chemistry :
- Derive the relation between Kp and Kc for gaseous reactions.
-
Solve numerical problems on Raoult's law.
Inorganic Chemistry :
- Explain the preparation and properties of d-block elements.
-
Discuss the structure of interhalogen compounds.
Organic Chemistry :
- Write the mechanism of Aldol condensation.
-
Explain the Hoffmann bromamide reaction with an example.
Biomolecules and Polymers :
- Describe the structure of DNA.
-
Differentiate between addition and condensation polymers.
Mathematics
Calculus :
- Solve problems on finding the derivatives and integrals of functions.
-
Application of integrals in finding the area under curves.
Vectors and 3D Geometry :
- Find the shortest distance between two skew lines.
-
Solve numerical problems on vector algebra.
Probability and Statistics :
- Solve questions involving Bayes' theorem.
-
Compute mean and variance for given data.
Relations and Functions :
- Solve problems on inverse trigonometric functions.
-
Prove the injective and surjective properties of functions.
Biology
Reproduction :
- Describe the process of double fertilization in angiosperms.
-
Discuss the menstrual cycle phases.
Genetics and Evolution :
- Solve problems based on Mendel’s laws of inheritance.
-
Explain the Hardy-Weinberg principle with examples.
Biotechnology :
- Describe the steps involved in PCR.
-
Write a note on the applications of recombinant DNA technology.
Ecology and Environment :
- Discuss the concept of ecological pyramids.
-
Write a short note on biodiversity conservation.
For more detailed PYQs Click Here .
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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
