Can we improve our musical ear?
Your ear improves by repeatedly listening to music. Since classical music is polyphonic by nature, it contributes the most when it comes to developing your musical ear. In many different genres, it is greatly beneficial to concentrate on specific tones of each instrument. Singing along and trying to hum to the melody is the most basic and yet efficient way to work on your own. There are of course many and more advanced exercises for improving the musical ear which can be carried out best with a capable music teacher. You may speak with your piano teacher for improve your musical ear.