Quaternary Consumer. Animals that hunt and kill others are called predators , and … Learn what primary consumers are, the role they play in food chains, and see examples of primary consumers in this lesson. An animal that eats other animals. Primary consumer definition is - a plant-eating organism : herbivore. This lesson will discuss the role of consumers in an ecosystem. Yr 7 Ecosystem and food web. THIS SET IS OFTEN IN … 16 terms. Tertiary Consumer. Primary consumers like fungi, bacteria, protozoans, and so on are detritivores which feed on detritus. Secondary consumers eat primary consumers and are known as carnivores. Carnivores are secondary consumers. The first is the primary consumer, the next is the secondary consumer. Tertiary consumers eat secondary and primary consumers … A meat-eater that eats primary consumers. Glossary of biology terms . Organisms at the top of the chain eventually die and are then consumed by decomposers, which fix the nitrogen levels and provide the organic material necessary for the next generation of primary producers. For the term primary consumer may also exist other definitions and meanings, the meaning and definition indicated above are indicative not be used for medical and … The primary consumers now have energy, and other organisms that are called secondary consumers can eat them. 28 terms. A trophic level is the position any organism occupies within any … There are three levels of consumers in an ecological food chain: primary, secondary and tertiary consumers. Food Chains & Roles Imagine you are the tiny fish in this image. A meat-eater that eats secondary consumers. Primary consumers are also known as herbivores and only eat plants and fruits. Any organism that must eat in order to produce energy is both a heterotroph and a consumer. An organism that feeds on all or part of plants or on other producers. Primary producers are consumed by primary consumers (generally herbivores), which are then consumed by secondary consumers and so on. A meat-eater that eats tertiary consumers. Meaning and definition of primary consumer : An herbivore, an organism in the trophic level of an ecosystem that eats plants or algae. Tertiary consumer. View bio. Primary consumer. Primary Consumer Definition A primary consumer is an organism that feeds on primary producers . primary consumer See consumer. Primary Consumers: Definition & Examples ... She has taught high school Biology and Physics for 8 years. Lep_wantirna. Organisms of this type make up the second trophic level and are consumed or predated by secondary consumer s, tertiary consumer s … Secondary consumers are those organisms whose main food source is primary consumers. Primary consumers feed exclusively on autotrophs. Scavenger. 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