UNB, Gazipur :Police in separate drives arrested seven leaders and activists of Jatiyatabadi Jubo Dal and Jatiyatabadi Chhatra Dal, including the vice president of the local unit of Jubo Dal from different parts of the city early Friday ahead of the BNP-led 20-party alliance’s much-hyped Gazipur rally.Of the arrestees, one was identified as Bashir Uddin, vice-president of the district unit of Jubo Dal.Mazharul Alam, joint secretary of the district unit BNP, said a team of police conducted a raid on the house of Bashir Uddin inTongi and arrested him early Friday. BNP chairperson Khaleda Zia is scheduled to address a public rally on the Bhawal Badre Alam Government College premises in the today (Saturday).Meanwhile, on December 21, the local BCL unit announced to hold a rally at the same venue where the BNP-led 20-party alliance called a rally for December 27 unless Tarique Rahman, senior vice chairman of BNP, seeks unconditional apology for his disparaging remarks about Bangabandhu Sheikh Mujibur Rahman.