Final answer:
False, Igor Stravinsky was not known only for his primitivist works. His body of work is diverse and spans different styles and genres.
Step-by-step explanation:
No, this statement is false. Igor Stravinsky was not known only for his primitivist works. While he is famously associated with the primitivist movement, Stravinsky's body of work is diverse and encompasses a variety of styles and genres. In addition to his primitivist compositions like "The Rite of Spring," he also composed neoclassical works like "Pulcinella" and serialist works like "Agon." Stravinsky's versatility as a composer makes him one of the most influential figures in 20th-century music.