public TextAsset QuestionsXml;

    void Awake()
    {
        if (QuestionsXml != null)
        {
            XmlTextReader reader = new XmlTextReader(new StringReader(QuestionsXml.text));

            while (reader.Read())
            {
                if (reader.Name == "Question")
                {
                    Debug.Log(reader.Name + " " + reader.GetAttribute("QuestionText"));
                    Debug.Log(reader.Name + " " + reader.GetAttribute("Answer1"));
                    Debug.Log(reader.Name + " " + reader.GetAttribute("Answer2"));
                    Debug.Log(reader.Name + " " + reader.GetAttribute("Answer3"));
                    Debug.Log(reader.Name + " " + reader.GetAttribute("Answer4"));
                    Debug.Log(reader.Name + " " + reader.GetAttribute("CorrectAnswer"));
                }
            }
        }
    }