Kolkata, Jan. 24 -- BJP IT department head Amit Malviya on Wednesday described Trinamool Congress chief Mamata Banerjee's decision to go solo in the upcoming Lok Sabha polls as a "sign of desperation" and said it also sounded the death knell of the I.N.D.I A bloc.

"Mamata Banerjee's decision to fight alone in West Bengal is a sign of desperation. Unable to hold her political ground, she wants to fight all seats, in the hope that she can still be relevant, after the polls," Malviya, also the party co-incharge of West Bengal, said on his twitter post.

Malviya said her outburst was "much against her desire to emerge as the face of the opposition alliance, no one ever proposed her name.

"Her several trips to Delhi, to build a national profil...