As a proper noun light

is .

As a noun photoheterotroph is

a heterotrophic organism that uses light for energy but cannot use carbon dioxide as its sole carbon source and thus uses organic compounds from the environment.

As nouns the difference between energy and photoheterotroph

is that energy is the impetus behind all motion and all activity while photoheterotroph is a heterotrophic organism that uses light for energy but cannot use carbon dioxide as its sole carbon source and thus uses organic compounds from the environment.

As nouns the difference between carbon and photoheterotroph

is that carbon is alternative form of (l) while photoheterotroph is a heterotrophic organism that uses light for energy but cannot use carbon dioxide as its sole carbon source and thus uses organic compounds from the environment.

As nouns the difference between source and photoheterotroph

is that source is the person, place or thing from which something (information, goods, etc) comes or is acquired while photoheterotroph is a heterotrophic organism that uses light for energy but cannot use carbon dioxide as its sole carbon source and thus uses organic compounds from the environment.

As a verb source

is (chiefly|us) to obtain or procure:.

As nouns the difference between electron and chemotroph

is that electron is while chemotroph is an organism that obtains energy by the oxidation of electron-donating molecules in the environment.

As nouns the difference between molecule and chemotroph

is that molecule is molecule while chemotroph is an organism that obtains energy by the oxidation of electron-donating molecules in the environment.

As nouns the difference between environment and chemotroph

is that environment is the surroundings of, and influences on, a particular item of interest while chemotroph is an organism that obtains energy by the oxidation of electron-donating molecules in the environment.

Chemotroph is a related term of chemoautotroph.

Chemotroph is a derived term of chemoautotroph.

As nouns the difference between chemoautotroph and chemotroph

is that chemoautotroph is a simple organism, such as a protozoan, that derives its energy from chemical processes rather than photosynthesis while chemotroph is an organism that obtains energy by the oxidation of electron-donating molecules in the environment.

Chemoheterotroph is a derived term of chemotroph.

As nouns the difference between chemoheterotroph and chemotroph

is that chemoheterotroph is a chemotrophic heterotroph, one that must ingest organic building blocks that it is incapable of creating itself while chemotroph is an organism that obtains energy by the oxidation of electron-donating molecules in the environment.

As an adjective chemotrophic

is of or relating to chemotropism.

As a noun chemoheterotroph is

a chemotrophic heterotroph, one that must ingest organic building blocks that it is incapable of creating itself.