Hi Aspirant,

Yes, you can write KVPY exam next year while studying your 11th standard. According to KVPY eligibility criteria , candidate who are studying 11,12, first of UG courses in basic science are eligible for KVPY SA, SB & SX respectively.

IISc Banglore hasn't specified any age limit for KVPY. Since you have enough score to be eligible for KVPY  in your 10th standard. You can apply for KVPY when you study 11th class itself.

Hope this information helps you. Feel free to ask more queries.

All the best!!