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Search Results for: ecosystem diversity

Ecosystem diversity

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

Genetic diversity

Genetic Diversity Definition Each species is composed of individuals with their own set of genes. A gene is the inheritance... Read More

Ecosystem

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

Diversity

Definition noun, plural: diversities (biology) The degree of variation of living things present in a particular... Read More

Decomposer

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

Community (biology)

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

Biosphere

What is biosphere? The biosphere is that part of the Earth where living things thrive and live. It is the portion of 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

Biodiversity

Biodiversity Lead Author: J. Emmett DuffyThis article has been reviewed and approved by the following Topic Editor: John... 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

System

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

Dominant species

Dominance is the state of being supreme or dominant. Community dominance refers to the form of dominance where certain... Read More

Redundancy Hypothesis

Definition noun A theory that assumes one or more species impart a role within an ecological unit to maintain dynamic... Read More

Indicator Species and Endangered Species

Indicator Species Certain species are capable of expressing characteristics that can indicate the state of the ecosystem... Read More

Arthropod

Arthropod Definition What is an arthropod? An arthropod is an invertebrate living organism characterized by the presence of... 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

Population Regulation in an Ecosystem

Darwin focused some of this work in regards to the population size of a species, and what factors may affect them. He... Read More

Tree

“The biological diversity is plenty if you look around yourself a little closely; with an eye for life!” … People... Read More

Population Growth and Survivorship

By: Maria Victoria Gonzaga Previously, we learned about biodiversity and endemism. Now, let's look at the... Read More

Symbiosis

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

Heterotroph

Heterotroph Definition What is a heterotroph? Does a heterotroph make its own food? In biology and ecology, a heterotroph... Read More

Biosecurity and Biocontrol

By: Maria Victoria Gonzaga In the previous lesson, we learned about the importance of modern science... Read More

Rivet Hypothesis

Definition noun It is a theory that entails about the conditions of ecosystem wherein a significant loss of a certain... Read More

Kelp Forest

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

Substrate

Substrate Definition What is a "substrate"? The underlying substances or layers are termed as substrate. The definitions of... Read More

New Zealand’s Biodiversity

Written by: Maria Victoria Gonzaga Peer-reviewed by: Cathy Buntting, Ph.D. and Andrea Soanes Why is New... Read More

Primary succession

Primary Succession Definition Primary succession is an ecological succession where a newly formed area is inhabited for the... Read More

Homogenous

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

Protist

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

The Evolutionary Development of Multicellular Organisms

The beginning of the Cambrian era saw a widespread arrival of multi-cellular organisms, particularly in the form of sponges.... Read More

Freshwater Ecology

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

Lotic Communities & Algae

In general, the diversity of plant species in a lotic community is small compared to that of a still water (lentic)... Read More

Vascular plants

Definition of Vascular plants The term 'vascular' is derived from the Latin word vāsculum, vās, meaning "a container and... Read More

Fish

While insects and similar types of organisms strived to occupy land, the sea was teeming with life aiming to secure their... Read More

Population

Living organisms typically prefer to live, grow and survive in groups. Except for some species that prefer solitude - both... Read More

Animal

Animal Definition An animal (plural: animals) refers to any of the eukaryotic multicellular organisms of the biological... Read More

Chordata

Chordata Definition What is Chordata? Chordata is the phylum of the animal kingdom that includes a large number of animal... Read More

Arthropods

There are over two million species of arthropods, who initially arrived on Earth in the middle of the Cambrian period.... Read More

Fragmentation

Fragmentation Definition What is fragmentation? In general, fragmentation refers to the state or the process of breaking... Read More