You searched for primary productivity - Biology Articles, Tutorials & Dictionary Online

Planet Earth is home to different types of life forms ranging from microscopic bacteria to giant whales and elephants. To... Read More

In order to keep the biosphere running, different organisms play different roles and functions. Some help in oxygen... Read More

Ecosystem Definition An ecosystem is a system consisting of biotic and abiotic components that function together as a unit.... Read More

In ecology, a trophic level pertains to a position in a food chain or ecological pyramid occupied by a group of organisms... Read More

Producer Definition Producers are organisms that can produce organic matter using an external energy source. They include... Read More

Plankton is a diverse group of typically microscopic, aquatic organisms suspended in the water column and rely on water... Read More

The biological world or life on earth is a marvel that has amazed us since time immemorial. The rich natural diversity of... Read More

Carbon Fixation Definition We know that the earth contains many elements. The periodic table shows us just how many... Read More

Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... Read More

Calvin Cycle Definition The Calvin cycle, also known as the Calvin Benson cycle or the dark reactions, is a series of... Read More

Definition noun Outflows of organic carbon particulates that tend to expel salt, silicate, nitrate and orthophosphate from... Read More

The rhizome is derived from the Greek word rhizoma, meaning "a bunch of roots". Usually, rhizomes are confused with roots;... Read More

Symbiosis Definition What is symbiosis? Symbiosis can be defined as any kind of relationship or interaction between two... Read More

Photolysis Definition We define photolysis as a chemical process in which chemical compounds or molecules are split into... Read More

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