Underline key verbs in the question. Essay questions usually focus on one or more key verbs. Make a brief outline before you start writing. Good organization is important in an essay exam. Take a few minutes in the beginning to collect your thoughts and write a brief outline for your answer.
Essays often involve discussing certain key points.
Identify these points and put them in your outline. If you run out of time and don't explain all of the points on your outline, write down the points in your outline and add a note saying that you ran out of time. You may get partial credit for your effort. Taking a test doesn't have to be a dreadful experience. Practicing your test-taking skills will help you manage the anxiety that often accompanies tests.