Tertiary Consumer: Definition, Examples and Functions


Tertiary Consumer Definition A food chain contains several trophic levels. These trophic levels separate various types of organisms. A tertiary consumer is a fourth trophic level after producers, primary consumers, and secondary consumers. Tertiary consumers eat primary and secondary consumers as their main source of food. These organisms are sometimes referred to as apex predators … Read more

Levels, Importance and Main Components of Food Chain


What is Food Chain? A Food chain can be defined as the feeding relationship between the different organisms that make up our ecosystem. An ecosystem is a commune of living organisms. The ecosystem also includes the non-living components like, earth, water, fire, air and ether. The living and non-living together form the environment. Within the … Read more

Trophic Levels and Energy Flow in a Food Chain


What is a Food Chain? In all ecological communities, living organisms feed to get the energy that sustains their growth, movement, and reproduction. Accordingly, communities of organisms have to feed on each other creating a system whereby each organism is eaten and, in turn, it is eaten by another organism. This system is what is … Read more

What is a Food Chain and What is a Food Web?


Food Chain and Food Web Food chain and food web represent how living organisms feed to get the energy that sustains their growth, reproduction, and movement in their respective ecological systems. It is because the various communities of organisms in an ecosystem have to feed on each other to survive. This feeding relationship in the … Read more