Search Results for: biotic
Biotic factor
Biotic Factor Definition Biotic factors (also known as biotic components) are the living component in an ecosystem. The... Read More
Abiotic and Biotic Factors
Abiotic factors are essentially non-living components that affect the living organisms of the freshwater community. When... Read More
Biotic resource
Definition noun A type of natural resource derived from the biosphere as opposed to abiotic resource from non-living... Read More
Environment
Environment Definition What does environment mean? If you mean physical environment, then it is defined as the surrounding... Read More
Abiotic factor
Definition noun, plural: abiotic factors A non-living chemical or physical factor in the environment, such as soil, pH,... Read More
Community (biology)
Community, in biology, refers to the assemblage of interacting organisms (either of the same or different species)... Read More
Biotic potential
Biotic potential (Science: biology, ecology) The potential growth a population of living things can expect if it were living... Read More
Biotic stress
Biotic stress (Science: biology) Living organisms which can harm plants, such as viruses, fungi, bacteria, and harmful... Read More
Abiotic resource
Definition noun A type of natural resource derived from non-living things as opposed to biotic resource derived from living... Read More
Ecological niche
An ecological niche refers to the interrelationship of a species with all the biotic and abiotic factors affecting it. This... 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
Realized niche
What is a niche? A niche can be defined as the means by which a species or an individual interacts with its environment. In... Read More
Community Patterns
By: Maria Victoria Gonzaga In the previous lesson, we learned what a population is, its attributes, and processes... Read More
Non-living thing
A non-living thing in biology means any form without life, such as an inanimate body or object. Compared with the entity... Read More
Freshwater Ecology
Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of... Read More
RNA-DNA World Hypothesis?
How did life start as we know it? In the scientific community, the "RNA World Hypothesis" has many adherents. Many believed... Read More
Divergent evolution
Divergent evolution definition Divergent evolution refers to the process by which interbreeding species diverged into two... Read More
Takahē (Porphyrio hochstetteri)
By: Maria Victoria Gonzaga Previously, we've seen the different animals endemic to New Zealand. Due to the... Read More
Density dependent factor
Definition noun, plural: density dependent factors (ecology) A factor whose effects on the size or growth of population vary... Read More
Ecosystem diversity
Ecosystem Diversity Definition What is ecosystem diversity? Ecosystem diversity deals with the study of different... Read More
Carrying capacity
Carrying Capacity Definition What is carrying capacity? In biology and environmental science, the carrying capacity of a... Read More
Allopatric speciation
We can define speciation as a process by which the novel genetically independent group of organisms are formed through the... Read More
Ecosystem dynamics
Ecosystem dynamics Those intrinsic ecological functions through which an ecosystem becomes self-regulating, self-sustaining,... 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
Endangered ecosystems: Review on conservation status of Asian rivers
Physical, chemical or biological changes in the environment that will affect its equilibrium are indeed a need of thorough... Read More
Global Carbon Cycling on a Heterogeneous Seafloor
Carbon, nitrogen and oxygen are the fundamental elements of life on Earth. Global carbon varies in amount and its... Read More
Lotic Communities & Animals
A running water environment offers numerous microhabitats that simulate favorable conditions for many types of animals to... 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
Autecology
Definition noun A subfield of ecology concerned with the individual organism or species in relation to its... Read More
Unique species
unique species (Science: biology) A biotic resource whose presence is unusual and of special interest due to extremities of... 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