Please Help: income tax return filling

I was working in Bangladesh during the period June 2012-March 2014. The income for this period was earned and received in Bangladesh only. During the same period, in india he earned Rs. 6000 as Saving Bank Interest. Will this income of Rs 6000 be taxable in india?? Please Suggest! & Also does he need to file return for assessment year 2013-14 & 2014-15.and show all income in return like Bangladesh salary + other income in india….??