yes you can buddy
if you really wants to score 35 marks then its not a big deal at all,
you need to do all the ncert questions and it will definitely help you to score 35+ marks,
and other things you do for scoring
- try to solve mocks from the reference books you have ,
- don’t waste your time
- complete derivations they always come in exams especially refraction and microscope and telescopes,
- and complete scoring chapters first means optics which is of 14 marks
hope you got this if you like the answer just follow the qoura profile