Hello there!

Solving question papers for any examination is the best method for the preparations. It gives you proper idea of the exam pattern, important topics and it can even increase your speed while solving in exam.

Here is the link attached from the official website of Careers360 which will provide you with question papers from all the boards. You can search for your board science question paper for class 10th. Hope it helps!

https://school.careers360.com/boards/cbse/cbse-sample-paper

Thank you!