Search Results for: autotroph
Photoautotroph
Definition noun, plural: photoautotrophs An organism, typically a plant, obtaining energy from sunlight as its source of... Read More
Photolithotrophic autotroph
Definition noun, plural: photoautotrophs An autotrophic organism using light energy and inorganic electron source (such as... Read More
Chemoautotroph
Definition noun, plural: chemoautotrophs An organism (typically a bacterium or a protozoan) that obtains energy through... Read More
Trophic level
In ecology, a trophic level pertains to a position in a food chain or ecological pyramid occupied by a group of organisms... Read More
Chemotroph
Definition noun, plural: chemotrophs An organism that obtains energy mainly from carbon dioxide and from other inorganic... Read More
Tertiary consumer
Definition noun, plural: tertiary consumers Any organism that consumes or feeds largely on primary and secondary... Read More
Primary consumer
Definition noun, plural: primary consumers Any organism that consumes or feeds on autotrophs Supplement A food chain is... Read More
Primary productivity
Planet Earth is home to different types of life forms ranging from microscopic bacteria to giant whales and elephants. To... Read More
Biotic factor
Biotic Factor Definition Biotic factors (also known as biotic components) are the living component in an ecosystem. The... Read More
Heterotroph
Heterotroph Definition What is a heterotroph? Does a heterotroph make its own food? In biology and ecology, a heterotroph... Read More
Phototroph
Definition noun, plural: phototrophs An organism, typically a plant, obtaining energy from sunlight as its source of energy... Read More
Phycobilin
Definition noun, plural: phycobilins A water-soluble accessory pigment found in red algae and... Read More