Identifying bacterial species is important for the following reasons: Disease diagnosis: Identifying pathogens can help with diagnosing diseases. Treatment: Identifying pathogens can help with treating infections. Food safety: Identifying contaminants can help ensure food safety. Safety hazards: Identifying bacteria can help with safety hazards. Does sealing Petri plate influence bacterial growth? http://dx.doi.org/10.13140/RG.2.2.20537.44641 Check out my RG profile for various bacterial identification reports https://www.researchgate.net/profile/Chinnamani-Prasannakumar https://www.youtube.com/watch?v=T4DRexF4Mms