...that depends of if it's negatively marked or not... sorry that doesn't really help does it.
I'd be careful with the questions from ebay, the last lot I saw went out with the examination review in the late nineties so not so good... also you need to be very careful of falling into the trap of familiarity with what YOU think the question rather than what the question is ACTUALLY asking, and again be very careful about who you trust to give you specimen answers as I've seen some truly atrocious words linked together under the pretense of being a specimine answer.
I would seriously recomend a corraspondance course where you have a tutor for feedback, if you go to a reputable company they will be of a huge help. If you can't go down that route then I would suggest in preparation for your essay questions that you buy a school level essay writting study guide so you can get use to answering the questions properly.
As for the A&P approach of memorising rather than learning, I'm with Munster
just don't do it, it's expensive and time consuming to sit the exams personally I'd rather have felt I'd justified the time and money by having actually studied for the exam.
The above aside good luck and why don't you see if you can get some exceptions for your transport Canada pieces of paper.