Summary Board exam success is not about studying everything again and again — it is about practicing the right questions with confidence. This Science practice set helps you think clearly, write better answers, and walk into your exam hall fully prepared and fear

Important question of for 10th standard of science
SECTION 1-PHYSICS

2 Mark Questions

1. State Ohm's Law.


2. Define electric current and write its SI unit.


3. Define refractive index.


4. What is electromagnetic induction?


5. Define electric power and write its formula.


6. What is focal length of a lens?


7. State laws of reflection.


8. Define resistance and resistivity.


9. What is magnetic field?


10. Define one dioptre.


3-4 Mark Questions


11. Derive the formula of electric power.


12. Draw and explain ray diagram of concave mirror for object beyond C.

, 13. Explain working of electric motor.


14. State and explain laws of refraction.


15. Explain heating effect of electric current.


16. Write differences between series and parallel circuit.


17. Explain magnetic effect of electric current.


18. Derive relation between V, I and R.


19. Explain total internal reflection.


20. Draw labelled diagram of human eye.




5 Mark Questions


21. Explain construction and working of electric generator.


22. Derive formula for equivalent resistance in series combination.


23. Explain defects of vision and their corrections.


24. Explain Fleming’s left hand rule with diagram.


25. Describe structure and working of DC motor.


SECTION 2 -CHEMISTRY