In a nutshell, the GRE is challenging because it requires students to think critically and is not as simple as other tests you may have taken in the past. However, there are some requirements that must be met to be eligible for the exam. In addition, since the GRE is an evaluation test for admission to graduate courses, candidates are expected to have completed their undergraduate program before taking the GRE test. According to ETS, the conducting body of the gre test there are no minimum qualifications required to apply for the GRE.
In addition, no qualification or mandatory age limit is required to apply to the GRE. However, since GRE is an evaluation test for admission to graduate courses, you are expected to have successfully completed your undergraduate program. To be eligible for graduate study in the United States, an international student must have earned a bachelor's degree or an international institution that has recognized an equivalent qualification. The two essays in the Analytical Writing section may be one of the most intimidating parts of the GRE, but they are also one of the easiest parts to prepare.
You must have a graduation degree in any field from any recognized university after that, only you will be qualified to give the GRE. Then I'll explain each of the aspects of GRE that make it challenging, as well as those that make it easier than you think. Another good thing is that GRE is given every 21 days, so if you don't succeed, you can easily retake it and get a better score. The easiest and quickest way to get a general idea of GRE's difficulty level is to compare it to other standardized tests, one or more of which you've probably done in the past.
In addition, GRE is much easier than other tests such as GMAT, MCAT or LSAT, again, because it requires less specialized knowledge. Compared to other graduate exams, such as the MCAT, the LSAT or the GMAT, the GRE is often considered less difficult because the GRE requires less specialized knowledge, has an easier curve, and generally has less challenging mathematical questions compared to other postgraduate exams. There are no specific eligibility criteria for the gre test with regard to age or educational qualifications (including nationality). They will be disqualified from taking the GRE if the first and last names on their identification do not match the names on their GRE application.