How do non-photosynthetic extremophiles get the energy they need to survive??

Chemosynthesis.

Explanation:

Through chemosynthesis (a form of autotrophic nutrition), extremophiles such as halophophytes (salt-loving organisms) and thermophiles (highbtemperature-loving organisms) obtain energy from basic chemical substances such as methane and carbon dioxide.

what? are the statements?

linnaeus is the father of taxonomy, which is the system of classifying and naming organisms. one of his contributions was the development of a hierarchical system of classification of nature. today, this system includes eight taxa: domain, kingdom, phylum, class, order, family, genus, and species.