Branches of Biology
What does the pyramid of energy mean? The Pyramid of Energy is a graphical representation that shows energy accumulation patterns at different tropical levels in an ecosystem. The energy flow moves from the bottom up through the layers of the energy pyramid. The energy is high at the bottom of the pyramid but gradually decreases … Read more
Definition of natural selection in biology Natural selection is the process by which organisms that are better adapted to their environment survive, pass on genes, and produce more offspring. It is an evolutionary mechanism that causes species to change and diverge over time. More than a century earlier, in 1958, Charles Darwin (1809–1882) and Alfred … Read more
What is parasitism interaction? What is parasitism interaction? Parasitism is a type of ecological association between species in which one species benefits from the association at the expense of the other, usually without killing the organism. Organisms that benefit from the association are called parasites, while organisms that are harmed by the association are called … Read more
Definition of Heterotrophs Definition of Heterotrophs are organisms that do not make their food and depend on other organisms for their food and energy. Heterotrophs are a group of organisms other than autotrophs that prepare their food and provide food for the heterotrophs. The word heterotrophic consists of two words; “Hetero” means other and “trophy” … Read more
Define Eutrophication Define Eutrophication is the condition of a gradual increase in the concentration of phosphorus, nitrogen, and other plant nutrients in a body of water, which leads to the overgrowth of plants and algae. Eutrophication is one of the most widespread challenges facing freshwater systems, and it also has a long history concerning water … Read more
Definition bioremediation Definition Bioremediation refers to the use of natural or specifically introduced microorganisms to consume and break down environmental pollutants to remediate old pollution. It is a process that mainly uses microorganisms but also plants or microbial or plant enzymes to detoxify pollutants in soil and other environments. The concept includes biodegradation, which refers … Read more
What is the environment? The environment is the space in which the life of organisms takes place and which allows their interaction. It is made up of living beings ( biotic factors ), non-life elements ( abiotic factors ), and artificial elements created by man. When speaking of biotic factors, reference is made to all … Read more