Hey !
Yeah , you need physics and Mathematics/biology while studying  Bachelor of audiology and speech language pathology. Basically it's a 4 year undergraduate course requiring the subjects like physics, chemistry, Mathematics/ Biology. Average course fee in India ranges from 20,000 to 4 lakhs varying across Institutes. Some of the major entrance tests accepted are AIIMS UG, NEET UG, PGIMER UG, JIPMER UG, Manipal University Entrance Test etc. Graduates in the course can pursue further studies like M.A, Msc etc.
Hope this helps
All the best !