Solution:
Concept: Archaebacteria can be found in extreme saline conditions. Three types of Archaebacteria are present there. These are methanogens, halophiles, and thermoacidophiles. Halophiles are salt-loving.
Hence, option 1 is correct.
BotanyArchaebacteria can be found in extreme saline conditions.
Archaebacteria can be found in extreme saline conditions.
