49 results found

Search Results for: trophic

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

Food chain

Everything is a cycle in life. The way organisms consume their food also follows a cycle. This is usually described as the... Read More

Herbivore

Herbivore Definition A herbivore is the primary consumer of the food chain that usually occupies the second trophic level... Read More

Trophic dynamics

Definition noun The system of trophic levels describing the position that an organism occupies, as well as the sequence of... Read More

Trophic

Definition adjective (1) Of, relating to, or pertaining to nutrition. (2) Of, or involving, the feeding habits or food... Read More

Plankton

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

Predation

In ecology, predation is a mechanism of population control. Thus, when the number of predators is scarce the number of... Read More

Biological magnification

Definition noun, plural: biological magnification The increasing concentration of a particular substance (e.g. toxin) as it... Read More

Ecological pyramid

Definition noun A graphical representation in the shape of a pyramid to show the feeding relationship of groups of... Read More

Producer

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

Pyramid of Productivity

Definition noun A graphical representation in the shape of a pyramid showing the distribution of productivity or flow of... Read More

Detritivore

Definition noun, plural: detritivores An organism that feeds on detritus or organic waste Supplement A detritivore pertains... Read More

Tertiary consumer

Definition noun, plural: tertiary consumers Any organism that consumes or feeds largely on primary and secondary... Read More

Secondary succession

We all have come across news where forest lands got destroyed by wildfires. Or sometimes we have read about an entire... Read More

Freshwater Community Energy Relationships – Producers & Consumers

The previous tutorial on producers and consumers noted the reliance that organisms have on one another to obtain energy to... Read More

Food web

Definition noun (ecology) A graphical model showing the interconnecting food chains in an ecological... Read More

Ecosystem diversity

Ecosystem Diversity Definition What is ecosystem diversity? Ecosystem diversity deals with the study of different... Read More

Secondary consumer

Definition noun, plural: secondary consumers Any organism that consumes or feeds largely on primary consumers, as well as... 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 producers

'Primary producers (also called simply as producers) are the autotrophs capable of producing organic compounds from light... Read More

Pioneer species

You might have come across news of some barren lands turning into luscious grasslands or forests after decades? Or you might... Read More

Microalgae

Microalgae Definition Microalgae (singular: microalga) are microscopic algal species as opposed to other algae that are... 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

Community (biology)

Community, in biology, refers to the assemblage of interacting organisms (either of the same or different species)... Read More

SENI Biometric Analysis on the extinct Scincidae species: Macroscincus coctei (underlined)

Brian L. Schnirel Leeway Corucia Research Center (LCRC) Courtesy: Polyphemos (2004)   Introduction: It has been... Read More

Consumer

Definition noun, plural: consumers An organism that generally obtains food by feeding on other organisms or organic matter... Read More

Decomposer

Decomposer Definition The organisms that carry out the process of decay or breakdown of the dead organism are known as... Read More

Equilibrium

Equilibrium Definition In Biology Equilibrium refers to the state of balance and stability. In biology, equilibrium is... Read More

Definitive host

Different Biological Relationships The biological world is interconnected whether we notice it or not. All the life forms... Read More

Decomposition

Definition noun The process or act of breaking down an organic material or substance into smaller constituent parts,... Read More

Environment

Environment Definition What does environment mean? If you mean physical environment, then it is defined as the surrounding... Read More

Assimilation

Assimilation Definition What is assimilation? Assimilation in biology is defined as the process in which living organisms... Read More

Photosynthesis

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

Tropic

tropic 1. (Science: suffix) A turning toward, having an affinity for. Compare: -trophic. Origin: G. Trope, a turning 2.... Read More

Bacterioplankton

Definition noun The bacterial component of plankton of aquatic ecosystems Supplement Plankton pertain to the small organisms... Read More

Mycoplankton

Definition noun The fungi or fungus-like component of plankton Supplement Plankton pertain to the small organisms that... Read More

Kelp Forest

Definition noun, The most biologically productive habitat found in the cold rich nutrient marine ecosystem. Supplement The... Read More

Ecological niche

Ecological Niche Definition An ecological niche refers to the interrelationship of a species with all the biotic and... Read More

Chemoautotroph

Definition noun, plural: chemoautotrophs An organism (typically a bacterium or a protozoan) that obtains energy through... Read More

Parasitism

Organisms depend on different sources of food to survive. Larger organisms like plants make their own food (autotrophs) and... Read More