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The organism was likely a predator

It had a diet high in protein

It was likely omnivorous

It was likely herbivorous

All archaea fix carbon using the Calvin cycle.

Archaea use the same metabolic pathways as eukaryotes.

Archaea can generate ATP using inorganic compounds or light.

Archaea require oxygen to produce energy.

Only obligate aerobes can survive in all environments.

Only facultative anaerobes perform photosynthesis.

Obligate anaerobes require oxygen to break down glucose.

Facultative anaerobes are the most flexible in oxygen conditions.

The fundamental niche is the habitat actually occupied.

The realized niche is limited by competition and other biotic interactions.

The fundamental niche is limited by competition and other biotic interactions.

The realized niche is the range of abiotic conditions a species can tolerate in the absence of competitors.