We can say that roles are cause of gender discrimination among males and females.

1.       Gender is a social problem which disturb the social order of society by making difference among males and females. Society demands equality among males and females to create social stability and social order. Females are not preferred mostly for arm forces because of their sensitivity.it is considered that females are sophisticated and caring in nature so they cannot  fight with enemies because of their nature. We can say that roles are cause of gender discrimination among males and females.