Assertion: bacteria's energy | /r/HasProperty | light
Facets:
value: at these depths
type: LOCATION
Source sentences:
text: Organisms that use radiant energy (light) are called phototrophs.
text: Because there is no sunlight at these depths, energy is provided by chemosynthesis where symbiotic bacteria and archaea form the bottom of the food chain and are able to support a variety of organisms such as giant tube worms and Pompeii worms.
text: Photoautotrophic bacteria use light energy in the part of the spectrum that is not accessible to higher plants.