Question

ways in which prejudice can be manifested

Answer 1

http://www.google.com/search?q=effects+of+prejudice&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a

Answer 2

Here are some ways:

Antilocution: talking against outgroups

Avoidance: staying away from outgroup members

Discrimination: not allowing outgroup members the privileges given to ingroup members.

Physically attacking or extermination of outgroup members.

I hope this helps. Thanks for asking.