Q. How many years should one study in UK?

The length of study in the UK depends on certain factors like the educational level and program type. Let us understand it better by breaking it down:

Undergraduate university study in England, Wales and Northern Ireland usually consists of bachelor's programs lasting three years. One exception is that Scotland provides the option of four years of undergraduate studies. 

Students seeking a bachelor's degree should choose their field of study as soon as possible so they can receive specialized instruction.

There are programs in the UK where integrated master's degrees combine undergraduate and graduate study. The integrated programs are mostly four-year programs, enabling the students to become well-rounded in their chosen speciality.

Progressing to postgraduate work, master's programs anywhere in the UK last one year. This compressed schedule is actually quite beneficial to foreign students or anyone who would just like to finish school in a shorter period of time. 

However, there are some more specialized subjects that need up to two years of study because of special academic requirements.

These PhD programs are highly specialized and research-intensive, and the length of study may last from three to four years in the UK. In principle, the length of such programs is influenced by variables such as the difficulty of the research undertaken, what field students decide to study, and their chosen pace. 

While the PhD candidates play an active role in original research, their research contributes a great deal to advancing the frontiers of knowledge in their academic fields.

Generally speaking, the length of study varies according to university level and field of study. This is governed by personal preference and regional considerations, such as differences between Scottish departments and other departments in the UK.