LUCKNOW: The State Bank of India (SBI), Lucknow formally adopted the royal inmates of Lucknow zoo. The bank adopted a royal Bengal tiger and a white tiger on Thursday. The cheque for Rs 3,20,000 was handed over to the zoo director Renu Singh by BV Chaubal, CGM, SBI, Lucknow circle. The amount will be for the year-long food requirements of the two tigers.