Look at the requirements of your school. There are no differences in the requirements of each school. Even different majors in the same school will be different, depending on the task book issued by your school.

Moreover, the requirements for the number of words in the thesis are different between college and undergraduate. Generally, the number of words in junior college is about 3000 ~ 8000, and that in undergraduate college is about 6000 ~ 12000.

It depends on the requirements of your school.