The ability to report issue or error in any in a question in any quiz is not present in moodle by default. But, you can do it following the instruction below:
List of required plugins:
1. Local Pages (https://moodle.org/plugins/local_pages)
2. Contact Form (https://moodle.org/plugins/local_contact)
3. Filter Codes (https://moodle.org/plugins/filter_filtercodes)
You need to insert the following code in the general feedback for each question in the quiz.
<a href="link of the page of report question form" target="_blank">
<input type="button" name="report_question" id="report_question" value="Report Question">
This button will appear like this:
On clicking this "Report Question" button, it will take the user to the report question form page which can be designed like the form below:
That's it, if anyone has further query, feel free to ask.