You can give users the ability to create actions linked to checklist questions. The user will need at minimum, access rights to Create Action Assignments and Read Access for those Actions
To enable this on a question go to the Show Questions Screen of a checklist and click on the ellipsis on the question card. You will see the Actions option and will be able to click on it to enable actions on that question:
Once the Actions option is ticked the actions tab will appear on the question on the Answers screen of the checklist, allowing users with access rights to link actions and assignments to this checklist question: