For an overview of how well you are coping with the course content, try these  revision tasks.
No questions have been taken from past papers, but are of  exam level difficulty. Each task has a mixture of Paper 1 and Paper 2 style questions.

Task Sheet 1                     Task Sheet 6
Task Sheet 2                     Task Sheet 7
Task-sheet 3                     Task Sheet 8
Task Sheet 4                     Task Sheet 9
Task Sheet 5                     Task Sheet 10

If you struggle with any of the questions, remember you can use the hint sheets here.