You can find more information about possible project or exam works (Master thesis) at the Umeå Plant Science Centre here:

https://www.upsc.se/undergraduate/1430-undergraduate-education.html
It is also possible to do your Bachelor thesis at the Umeå Plant Science Centre. Please contact the leader of the group you would like to work with directly. You can find a list with all group leaders here:

UPSC group leaders: https://www.upsc.se/research/research-groups.html
UPSC associated group leaders: https://www.upsc.se/research/associated-research-groups.html