<prompt> Mesophilic organism grows at- 20 to 7degC10 to 20degC25 to 40degC55 to 80degC  <response>: Ref: Ananthnarayan, 9th ed. ch-1Organisms on the basis of their growth at different temperature: Psychrophilic: below 20degC Psychrotrophs: important cause of food spoilage Mesophilic: 25-40degC Thermophilic: 55-80degC 