Concrete Is the Preeminent Building Material Extensively Utilized As a Part of Building Development, However Breaks In Concrete Are Unavoidable and Are One of the Intrinsic Shortcoming of Cement. the Significant Drawback of Cement Is Its Low Rigidity Because of Which Smaller Scale Break Happens When the Heap Connected Is More Than Its Utmost and This Clears Path For the Drainage of Water and Different Salts. This Starts Erosion and Makes the Entire Structure Powerless and Prompts the Disappointment of Structure. to Remediate This Kind of Disappointment Because of Breaks and Crevices, an Approach of Utilizing Bio Mineralization In Concrete Has Advanced Lately. In This Strategy, of Improving the Execution of Cement, the Calcite Encouraging Spore Shaping Microscopic Organisms Is Brought into Concrete. at the Point When Water Enters Through the Breaks, It Responds With Microorganisms and Structures Encourages of Calcium Carbonate, As a Result, Which Fills the Splits and Makes Split Free Concrete. This Sort of Cement Arranged With Microorganisms Is Called As Bacterial Cement. In This Manner, This Paper Is an Endeavor to Characterize Bacterial Solid, Sorts and Order of Smaller Scale Living Beings, Working of Bio Concrete As a Repair Material, Points of Interest and Hindrances of Bacterial Cement and Applications By Writing Survey Are Talked About.