It's asking for a description of the student's personality, character, or learning style.
Here are some ways you could respond:
* "El alumno es muy inteligente y trabajador." (The student is very intelligent and hardworking.)
* "Ella es una estudiante responsable y dedicada." (She is a responsible and dedicated student.)
* "Él es un buen estudiante, pero a veces es un poco distraído." (He is a good student, but sometimes he is a little distracted.)
* "Es un estudiante muy creativo e imaginativo." (He is a very creative and imaginative student.)