Hello : Physics

Units & Measurements, Motion – 6–8 marks

Laws of Motion, Work & Energy – 10 marks

Thermodynamics, Kinetic Theory – 8–10 marks

Oscillations & Waves – 8–10 marks :

Chemistry

Some Basic Concepts, Atomic Structure – 7–9 marks

Chemical Bonding, Thermodynamics – 10–12 marks

Equilibrium, Redox Reactions – 8–10 marks:

Biology

Diversity of Living Organisms, Cell Structure – 10–12 marks

Plant Physiology, Human Physiology – 15–18 marks

For exact and updated chapter-wise marks distribution, refer to the official CBSE curriculum or NCERT guidelines.