This exercise is an excellent way to develop rapid technique in the low register. I would suggest slurring everything. Slur everything and after you have fluidity in that approach then vary your articulations to add another layer of challenge.
Bassoon Resource – Low Register Drill in All Minor Keys
![Bassoon Low Register Drill](https://i0.wp.com/www.kmbassoon.com/wp-content/uploads/Bassoon-Low-Register-Drill.png?fit=1200%2C1028&ssl=1)