diff --git a/mod/quiz/classes/output/edit_renderer.php b/mod/quiz/classes/output/edit_renderer.php
index 86eafdd96ba..8995c984cc4 100644
--- a/mod/quiz/classes/output/edit_renderer.php
+++ b/mod/quiz/classes/output/edit_renderer.php
@@ -492,7 +492,11 @@ class edit_renderer extends \plugin_renderer_base {
 
         // Call question bank.
         $icon = new \pix_icon('t/add', $str->questionbank, 'moodle', array('class' => 'iconsmall', 'title' => ''));
-        $title = get_string('addquestionfrombanktopage', 'quiz', $page);
+        if ($page) {
+            $title = get_string('addquestionfrombanktopage', 'quiz', $page);
+        } else {
+            $title = get_string('addquestionfrombankatend', 'quiz');
+        }
         $attributes = array('class' => 'cm-edit-action questionbank',
                 'data-header' => $title, 'data-action' => 'questionbank', 'data-addonpage' => $page);
         $actions['questionbank'] = new \action_menu_link_secondary($pageurl, $icon, $str->questionbank, $attributes);
@@ -503,7 +507,11 @@ class edit_renderer extends \plugin_renderer_base {
         $url = new \moodle_url('/mod/quiz/addrandom.php', $params);
         $icon = new \pix_icon('t/add', $str->addarandomquestion, 'moodle', array('class' => 'iconsmall', 'title' => ''));
         $attributes = array('class' => 'cm-edit-action addarandomquestion', 'data-action' => 'addarandomquestion');
-        $title = get_string('addrandomquestiontopage', 'quiz', $page);
+        if ($page) {
+            $title = get_string('addrandomquestiontopage', 'quiz', $page);
+        } else {
+            $title = get_string('addrandomquestionatend', 'quiz');
+        }
         $attributes = array_merge(array('data-header' => $title, 'data-addonpage' => $page), $attributes);
         $actions['addarandomquestion'] = new \action_menu_link_secondary($url, $icon, $str->addarandomquestion, $attributes);
 
diff --git a/mod/quiz/lang/en/quiz.php b/mod/quiz/lang/en/quiz.php
index 9b9409557f5..bbcc1cb8178 100644
--- a/mod/quiz/lang/en/quiz.php
+++ b/mod/quiz/lang/en/quiz.php
@@ -44,6 +44,7 @@ $string['addnewuseroverride'] = 'Add user override';
 $string['addpagebreak'] = 'Add page break';
 $string['addpagehere'] = 'Add page here';
 $string['addquestion'] = 'Add question';
+$string['addquestionfrombankatend'] = 'Add from the question bank at the end';
 $string['addquestionfrombanktopage'] = 'Add from the question bank to page {$a}';
 $string['addquestions'] = 'Add questions';
 $string['addquestionstoquiz'] = 'Add questions to current quiz';
@@ -51,6 +52,7 @@ $string['addrandom'] = 'Add {$a} random questions';
 $string['addrandomfromcategory'] = 'Add random questions from category:';
 $string['addrandomquestion'] = 'Add random question';
 $string['addarandomquestion_help'] = 'When a random question is added, it results in a randomly-chosen question from the category being inserted into the quiz. This means that different students are likely to get a different selection of questions, and when a quiz allows multiple attempts then each attempt is likely to contain a new selection of questions.';
+$string['addrandomquestionatend'] = 'Add a random question at the end';
 $string['addrandomquestiontopage'] = 'Add a random question to page {$a}';
 $string['addrandomquestiontoquiz'] = 'Add a random question to quiz {$a}';
 $string['addrandom1'] = '<< Add';