Cook pasta according to package directions, omitting salt and fat.
Heat olive oil in large nonstick skillet coated with cooking spray over medium-high heat. Add mushrooms and zucchini; sauté 7 minutes or until lightly browned.
Add pasta sauce, salt, and pepper to zucchini mixture; stir gently. Cover, reduce heat, and simmer 5 minutes, stirring once.
Drain pasta, and transfer to a large bowl. Spoon pasta sauce over pasta; toss well. Sprinkle with cheese just before serving.