Original sentence: Some are virtually unaffected, and excel on tests, while in extreme cases, individuals can become very nervous and forget large compontents of exam material
Edited sentence: Also, some believe tests create a lack of student initiative, lack of the ability to formulate questions, and lack of students to engage in deep thinking.Grading errors on a test can unfairy effect a student for better or for worse.If a student fails a test, it is usually blamed on the student, not the instructor, and students who do badly on tests are usually penalized.In addition, tests face student disapproval, they may limit the freedom of the teachers who create them and the students who are forced to take them, and inflexible time limits can cause students to unfairly get low grades because they didn't finish on time.Information on tests may have never taught to the students.Some are virtually unaffected, and excel on tests, while in many cases, individuals can become very nervous and forget large compontents of exam material.Some have suggested that because testing isn't teaching, it shouldn't be mandatory.Tests also increase school uniformity, and also may encourage non-creativeness and rigidity.Tests can have racially, socially, or regionally biased results.Tests may actually increase the pressure to test because they insist that a student must have a certain amount of knowledge at a certain time