Over 500 AAP workers staged a protest outside Human Resource Development Minister Smriti Irani's residence here on Thursday, demanding her resignation for allegedly misleading poll authorities about her educational qualifications, police said.The workers gathered outside Irani's residence around 11 a.m. and while staging a demonstration also demanded her immediate arrest.After a Delhi Court on Wednesday admitted a petition challenging the academic qualifications of Irani, the Aam Aadmi Party demanded that the action meted out against former Delhi law minister Jitendra Singh Tomar should be applicable to her as well."She (Irani) should be arrested without any delay and she must also resign as a minister," one of the workers said."There was no delay in the arrest of Tomar, why is there a delay in her case?" he asked.Following the heavy protests, security forces were deployed and barricades mounted outside the minister's residence."We have deputed police personnel and barricades have been mounted to maintain law and order," Deputy Commissioner of Police Vijay Singh told IANS."We have also stationed water cannons outside the minister's house as a precautionary measures."