When asked about your personal preferences the best response doesn't draw any hard lines or absolutes. Avoid revealing any dislikes that may cause a negative reaction by the interviewer. It might be a good idea to open up about how you're adaptable and flexible and that you are able to adjust your preferences to get the job done. Every job has it's good and bad parts so it's more of a matter how on balance the activities associated with being a paramedic match your preferences.