Can bacteria survive fire?

It depends on the heat that the bacteria are exposed too.

Most bacteria cannot survive just about anything, and I'm pretty sure fire can kill any bacteria.

There are SOME bacteria that can survive in extreme conditions (high salt concentrations, high sufur concentration, very high and very low temperatures), and SOME bacteria that can form an endospore which lasts a very, very long time in any condition. Most bacteria are not that extreme, and require moisture and reasonable temperatures. Fire is a simple way to sterilize things. If you were in a desert-island kind of situation, and you needed to stitch a wound, sterilizing your needle with fire would be the way to go. Boiling also kills most bacteria, which is why you would boil your water if it was contaminated, such as after a flood.

Some bacteria, called extremophiles, are able to withstand extreme conditions such as heat, cold, pressure, and dessication. There are certainly SOME bacteria which could survive a fire, but they are not so common. Fire turns out to be a good way to sterilize a material of most bacteria, because most of them cannot withstand extreme temperatures. Microbiology lab courses commonly teach students to sterilize with ethanol and fire.

The most heat resistant bacteria are hyperthermophiles. They can live at temperatures between 60°C to 100°C of which 80°C is the optimum temperature.

Since fire is above 100°C ( usually 1000°C) it would be very unlikely that there are some kind of bacteria that can live at those temperatures.

Because of the heat proteins will denature which cause them to disfunction and that doesnt make life possible.

So simply put: no..

No bacteria can survive a pure alcohol fire. It's considered to be the only way to truly sterilize something.

Wood fire isn't always hot enough, however.

that would depend on the bacteria. there are millions of kinds, but if i were to guess, the vast majority would not be able to survive in fire. there is a possibility though (and i could be completely wrong here) that some of the bacteria living in the ocean trench vents or volcanic sulfur pits might be able to.

genuine boiling water, a hundred stages C, in all probability no longer for long. Now while you're thinking of the "boiling" water that comes out of fumaroles on the backside of the sea you need to take into result that the better rigidity motives the water to "boil" at a diverse temperature. a exceptional style of the bacteria, and different organisms stay close to this warm water, yet no longer on the instant in touch with it. It cools very right away has it comes out as a results of fact the encompassing ocean water is fairly chilly, a million-2 stages C.

If any bacteria could, it would be the Tardigrades who is the only bacteria that has been known to exist in outer space while being exposed directly to radiation.

Nothing can survive fire.

no, bacteria cannot.

The heat helps them survive, BUT, if its too hot, theyll die