The Central Bureau of Investigation (CBI) has questioned former Karanataka Minister Zameer Ahmed Khan in connection with I-Monetary Advisory (IMA) scam. The company IMA and its subsidiaries had allegedly duped over a lakh investors, mostly Muslims, promising high returns using Islamic ways of investment.<br />''<br />''Sources said, former Karnataka Food and Civil Supplies Minister B.Z. Zameer Ahmed Khan was called at the agency office for questioning.<br />''<span style="color: #222222;"><br />''The CBI has already filed its first charge sheet against alleged mastermind Mansoor Khan and others within eight days of taking over the case. </span><br />