Cook pasta in large pot of boiling water until al dente. Rinse under cold water, and drain.
Mix carrots, celery, peppers, tomatoes, and green onion together in large bowl. Add the cooled pasta and mix together. Pour the dressing over mixture, add the Parmesan and mix well.
Chill before serving.
A viewer or guest of the show, who may not be a professional cook, provided this recipe. It has not been tested for home use.