exremophiles are bacteria that can withstand extreme climates (live in tundras, hot springs, hydrothermal vents in the ocean)
If by extremophiles you mean anaerobic extremophiles, the answer is oxygen.
Extremophiles are a danger to human health. Extremophiles can be a danger to plants.
Another name for extremophiles is Archaea.
extremophiles
no
There are extremophiles which live in areas where water is extremely scarce but there has been no evidence of an animal that can survive with zero water.
extremophiles
Yes.
everywhere
An extremophile is any microbe that thrives in extreme conditions of temperature, pressure, salinity, or concentrations of hostile chemicals. Many extremophiles belong to the kingdom Archaea, also known as Archaebacteria, and most known Archaebacteria are extremophiles. There are also extremophiles to be found outside the kingdom Archaea; for example there are bacteria and eukaryotic prokaryotes that are extremophiles, as well as species of worm, crustacean, and krill.
Anchea
found in namibia