Respuesta :
Masculine, because the singular for examenes is examen, or el examen, and el is masculine
Here's a trick if it ends with
L
O
N
E
R
Then it's masculine if it ends with
D
ion
Z
A
Then it's feminine
L
O
N
E
R
Then it's masculine if it ends with
D
ion
Z
A
Then it's feminine