Which microorganism from the given below is known as living fossil?

1. Archaebacteria
2. Virus
3. Viroids
4. PPLO’s

Hello Student
Correct Answer is 1. Archaebaceria
Archaebacteria is known as liwing as fossil as they represent the one of the earliest form of life, which experimented on the ansorption of solar radiations for the first time lived comfortably. Under anaeronbic condition and development tecniques to oxidise the chemicals present in the sustratum on the availibility of O₂