Type of discrimination is a broad term that encompasses many different forms of prejudice and unequal treatment. SEX discrimination is when someone is treated differently based on their gender. AGE discrimination is when someone is treated differently based on their AGE. RACISM is when someone is treated differently based on their race or ethnicity. Ageism is when someone is treated differently based on their AGE. All of these forms of discrimination are illegal in many countries and can have serious consequences for those who perpetrate them.