Preheat the oven to 425 degrees. On a large baking sheet toss the peppers, eggplant and red onion with the minced garlic and 1/3 cup of olive oil.  Sprinkle 1 teaspoon salt and 1/2 teaspoon pepper and put in oven and roast for 20 minutes; pull the baking sheet out and toss all vegetables once and return the vegetables to the oven and continue roasting for another 15 to 20 minutes until browned. Meanwhile, cook the orzo in boiling salted water for approximately 7 to 9 minutes. Drain the orzo and pour into a large serving bowl.  Scrape the vegetables and dripping into the orzo. For the dressing, combine lemon juice, 1/3 cup olive oil, 1 teaspoon salt, and 1/2 teaspoon pepper and pour on the pasta and vegetables. Let cool to room temperature.  Add the diced scallions, pine nuts, feta, toss and sprinkle basil ribbons on top of mixture and serve!