Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Bacteria that consume the plant toxin sulfide are chemoautotrophs, using energy from sulfide oxidation to fuel the uptake of carbon dioxide to make their own organic carbon for growth.

From Science Daily • May 15, 2024

Autotrophs, chemoautotrophs, heterotrophs and decomposers comprise the living components, whereas abiotic factors include nutrients, temperature, pH, availability of sunlight, and type of soil.

From Textbooks • Jun. 9, 2022

A third very interesting group of bacteria synthesize sugars, not by using sunlight’s energy, but by extracting energy from inorganic chemical compounds; hence, they are referred to as chemoautotrophs.

From Textbooks • Jun. 9, 2022

Some ecosystems rely on chemoautotrophs using sulfur as a biological energy source.

From Textbooks • Sep. 6, 2018

They may be photoautotrophs, chemoautotrophs, photoheterotrophs, or chemoheterotrophs.

From Textbooks • Jan. 1, 2015