Cook quinoa: Place quinoa in a small pot with broth. Heat to boiling, reduce heat and cover. Simmer for 15 minutes or until liquid has been absorbed.
For dressing: Place lemon juice, garlic, turmeric, salt, and cayenne pepper in a small bowl. Whisk in oil.
Assemble salad: Place remaining vegetables in a large bowl. Add warm quinoa. Pour dressing over all ingredients and toss to combine.
Serve warm or chilled.