The exact topics for the 12th science practicals in Physics, Mathematics, and Biology for 2025 may vary slightly depending on the specific board or educational institution. However, there are some common and important topics that are likely to be included:

Physics:

• Electricity and Magnetism:
• Optics
• Modern physics

Mathematics:

• Algebra
• Calculus
• Statistics and probability

Biology:

• Cell Biology
• Genetics
• Ecology

Please note that this is not an exhaustive list, and the actual topics may vary depending on the specific board or institution. It is always advisable to consult with your teacher or refer to the official syllabus for the most accurate and up-to-date information.

Hello

Here are some practical topics for Class 12th Science:

Physics

1. Ohm’s Law : Verify the relationship between voltage and current.

2. Resonance in LCR Circuit : Study resonance in series LCR circuits.

3. Optics : Use a concave mirror or convex lens to determine focal lengths.

4. V-I Characteristics : Plot V-I graphs for PN junction diodes.

5. Electromagnetic Induction : Study induced EMF with a solenoid.

Mathematics

1. Probability : Simulate random experiments with dice or coins.

2. Statistics : Analyze data for mean , variance and standard deviation.

3. Volume and Surface Area : Calculate using 3D models.

4. Differential Equations : Model growth or decay situations.

5. Linear Programming : Solve optimization problems.

Biology

1. Microscopic Observation : Study permanent slides of mitosis and meiosis.

2. Transpiration : Experiment using a potometer.

3. Plasmolysis : Observe using onion peel cells.

4. Enzymes : Study activity influenced by temperature and pH.

5. Population Density : Study with quadrat sampling in a given area.

link mention for more details

https://school.careers360.com/articles/cbse-practical-exam-guidelines-2025

ALL THE BEST