54 results found

Search Results for: abundance

Abundance

Abundance An overflowing fullness; ample sufficiency; great plenty; profusion; copious supply; superfluity; wealth: strictly... Read More

Ecological Research: Measuring & Analysis

By: Maria Victoria Gonzaga Previously in this lesson, we learned that high biodiversity is essential to a healthy... Read More

Limiting factor

Limiting factor in biology refers to any of the factors (variables) in an environment capable of limiting a process, such as... Read More

Community (biology)

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

Mātauranga Māori and Science

By: Maria Victoria Gonzaga In the previous lesson, we learned about the various methods used in measuring... Read More

System

A system pertains to interdependent or interrelated objects comprising and functioning as a whole. In biology, it may refer... Read More

Synecology

Definition noun A subfield of ecology concerned with the relations between groups of organisms or coexisting biological... Read More

Store

store 1. That which is accumulated, or massed together; a source from which supplies may be drawn; hence, an abundance; a... Read More

Chrysophyta

Definition noun (phycology) A phylum comprised of chrysophytes (golden algae), xanthophytes (yellow-green algae), and... 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

Hydrogen

Hydrogen is one of the chemical elements found in nature. A chemical element refers to the pure substance of one type of... Read More

Oxygen

Oxygen Definition In biochemistry, oxygen is the colorless, odorless, gaseous element represented by the symbol "O", with... Read More

Fertile

Fertile 1. Producing fruit or vegetation in abundance; fruitful; able to produce abundantly; prolific; fecund; productive;... Read More

Still Freshwater & Plants

Plants in the freshwater community provide a means of food for herbivores and harness new energy into the community as a... Read More

Golden algae

In phycology, the golden algae are algal species that are found mostly in freshwater. They are also called the chrysophytes.... Read More

Polyspermy

Definition noun The fertilization of an ovum by more than one sperm. Supplement The ovum fertilized by more than one sperm... Read More

Polyspermia

Definition noun (1) Secretion of semen in profuse amount. (2) Polyspermy. Supplement In some references, polyspermia also... Read More

Biocoenosis

Definition noun, plural: biocoenoses All the interacting organisms that live together in a specific habitat or biotope,... Read More

Absolute fitness

Definition noun A measure of biological fitness expressed as the total number of gene copies transmitted to the subsequent... Read More

Kelp Forest

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

Red algae

The red algae belong to the phylum Rhodophyta which literally was derived from the Greek word ῥόδον (rhodon), meaning... Read More

Still Water Community Plants

Freshwater Plants & Water As mentioned in the previous tutorial about still water plants, the method of transpiration... Read More

Great Oxygenation Event

Definition noun The appearance of dioxygen (O2) in the atmosphere of the earth as a result of biological activity,... Read More

Lights’ Effect on Growth

Plants are the primary producers of energy in any ecosystem, meaning that they bring in new energy to it which supports... Read More

Freshwater Ecology

Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of... Read More

Running Water Freshwater Communities

Running water freshwater communities are also known as lotic communities, lotic meaning running water. Lotic communities are... Read More

Protist

Protist Definition What is a protist? All protists are eukaryotes, i.e. organisms with the nucleus. However, they are... Read More

Abiotic Factors – Water Conditions

Evidently, the light and heat from the sun play an important role in providing suitable conditions. However, the water... Read More

Freshwater Communities & Lentic Waters

Lentic (still water) communities can vary greatly in appearance, anything from a small temporary puddle to a large lake is... Read More

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More

Apical Dominance

a condition where vertical growth supercedes lateral growth in a plant. this is controlled by auxins, where in high... Read More

Chlorophyta

Chlorophyta is a taxonomic group (a phylum) comprised of green algae that live in marine habitats. Some of them are found in... Read More

Homogenous

What is homogenous? What does homogenous mean? The word homogenous has been derived from two Greek words that are “homo”... Read More

Rich

rich 1. Having an abundance of material possessions; possessed of a large amount of property; well supplied with land,... Read More

River

river 1. (Science: ecology) A large stream of water flowing in a bed or channel and emptying into the ocean, a sea, a lake,... Read More

Ecosystem

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

Clay

Clay (Science: ecology) particles in siliciclastic sediment that are smaller than 0.0039 millimetres in size, according to... Read More

Pile

pile 1. To lay or throw into a pile or heap; to heap up; to collect into a mass; to accumulate; to amass; often with up; as,... Read More

Flow

Flow 1. To move with a continual change of place among the particles or parts, as a fluid; to change place or circulate, as... Read More

Shell

shell 1. A hard outside covering, as of a fruit or an animal. Specifically: The covering, or outside part, of a nut; as, a... Read More