Achal swaras (Sa, Pa) remain constant, while Chala swaras (Re, Ga, Ma, Dha, Ni) have variations. Chala swaras can be played in different forms, adding flexibility and depth to ragas in Indian classical music.
Class 6 NCERT Arts Chapter 6 Music and your Emotions solutions
Class 6 Visual Arts Textbook chapter 6 music and your emotions question answer