\documentclass[12pt]{article}
\usepackage{moodle}
\usepackage{amsmath}
\makeatletter
\def\moodle@shortanswer@latexprocessing{\relax}
\def\moodle@numerical@latexprocessing{\relax}
\def\moodle@multi@latexprocessing{\relax}
\def\moodle@matching@latexprocessing{\relax}
\def\moodle@essay@latexprocessing{\relax}
\makeatother
\begin{document}

	\begin{quiz}{Essai}
		
		\begin{multi}{Question a choix mutliple}
			Quelle est la bonne reponse ?
			\item  Reponse 1
			\item*  Reponse 2
			\item* Reponse 3
		\end{multi}
	
		\begin{numerical}{Addition}
			2+2=
			\item 4
		\end{numerical}
		
		\begin{shortanswer}{Reponse courte}
			Firstname of Hugo
			\item  Victor
			\item Thomas
		\end{shortanswer}

		\begin{essay}{Essai}
			Question d'essai
			\item Essai 1
			\item Essai 2
		\end{essay}
	
	\end{quiz}

\end{document}