Hi Vidyashree,

Syllabus for science subjects are as follows .

In Physics - Motion, Gravitation, Light, Lens, Mirror, Electricity, Electrical circuits, Magnetism, Natural Phenomena etc.

In Chemistry - Materials in our daily life, Acids, Bases and salts, Polymer, Atoms and  Molecules,  Natural resources and chemicals in our daily life.

In Biology - Food, Food and it's resources,  Living World, Animal Kingdom, Cell etc.

I hope your question has been answered properly!

All the best for your future!