Microbiology - Biology Notes Online

Sewage Treatment – Wastewater Treatment Procedure

Published on May 26, 2024 By BNO Team Fact checked & reviewed by MN Editors

Wastewater treatment or Sewage Treatment Characteristics of Wastewater Chemical Characteristics Biochemical Oxygen Demand (BOD) Microbiological Character Wastewater Treatment Process Diverse wastewater treatment technologies exist. We shall explain the treatment methods as they pertain to two distinct circumstances: (1) a single home or unit structure, and (2) a community or municipality. 1. Single Dwelling Unit Anaerobic … Read more

Degradation of Pesticides – Types, Mechanisms

Published on May 25, 2024 By BNO Team Fact checked & reviewed by MN Editors

What are Pesticides? any substance or mixture of substances intended for preventing, destroying, or controlling any pest, including vectors of human or animal disease, unwanted species of plants or animals, causing harm during or otherwise interfering with the production, processing, storage, transport, or marketing of food, agricultural commodities, wood and wood products or animal feedstuffs; … Read more

Phytoremediation – Definition, Types, Mechanisms

Published on May 25, 2024 By BNO Team Fact checked & reviewed by MN Editors

What is Phytoremediation? Types of Phytoremediation There are three varieties of phytoremediation: 1. In situ phytoremediation Advantages of In situ phytoremediation Disadvantages of In situ phytoremediation 2. In-vivo phytoremediation with relocated contaminants 3. In vitro phytoremediation Processes Of Phytoremediation Phytoremediation is based on certain natural processes carried out by plants, such as: Mechanisms of phytoremediation … Read more

Plant Growth Promoting Rhizobacteria (PGPR)

Published on May 25, 2024 By BNO Team Fact checked & reviewed by MN Editors

What is Plant Growth Promoting Rhizobacteria (PGPR)? Mechanism of action of Plant Growth Promoting Rhizobacteria (PGPR) The synthesis of different chemicals alters the entire microbial community in the rhizosphere niche to facilitate PGPR-mediated plant growth promotion. In general, PGPR stimulates plant growth either directly by enabling resource acquisition (nitrogen, phosphorus, and critical minerals) or indirectly … Read more

Bioaccumulation – Definition, Mechanisms, Applications

Published on May 25, 2024 By BNO Team Fact checked & reviewed by MN Editors

What is Bioaccumulation? Definitions of Bioaccumulation Bioaccumulation (increase in chemical concentration) is the process of chemical accumulation in an organism over time. Bioaccumulation, as defined by the International Union of Pure and Applied Chemistry, is the accumulation of a chemical in an organism due to direct uptake from the environmental matrix (bioconcentration) and uptake from … Read more

Soil profile and Soil Horizon – Definition, Types, Importance

Published on May 25, 2024 By BNO Team Fact checked & reviewed by MN Editors

What is Soil? Soil Properties Distribution of soil layers Importance of Soil Soil Forming Factors Climate, organisms, relief, parent material, and time are the five major factors that influence the formation of soil. One may say that the local soil environment is determined by the relief, climate, and organisms, which work together to induce weathering … Read more

Soil Microorganisms – Types, Examples, Factors, Importance

Published on May 25, 2024 By BNO Team Fact checked & reviewed by BNO Team

What are Soil Microorganisms or Soil Microflora? The term “soil microflora” is used to describe the community of microorganisms that make up most of the soil’s organic matter and a smaller, colloidal amount of humus. What is Soil Microfauna? What is Soil Microflora? What is Soil Microbiology? Factors Affecting Microbial Community in Soil Like higher … Read more

Rhizosphere – Definition, Microflora, Structure, Importance

Published on May 25, 2024 By BNO Team Fact checked & reviewed by MN Editors

Rhizosphere Definition Rhizosphere effect Definition Structure of Rhizosphere Based on their proximity to the root system, the rhizosphere structure consists of three zones. Characteristics of Rhizosphere Effects of rhizosphere microbial populations on Plants Degradation of organic materials, disease suppression, and nutrient conversions within root zones are just a few of the many chemical changes that … Read more

Mutualism – Definition, Types, Examples

Published on May 25, 2024 By BNO Team Fact checked & reviewed by MN Editors

What is Mutualism? Mutualism is simply a partnership between two animals that benefits both. This link may exist either inside the species or between species. The organisms involved in this connection are known as symbionts. All living species, including humans, animals, birds, plants, and microbes such as bacteria, viruses, and fungi, exhibit interdependence. Mutualism resembles … Read more

Commensalism – Definition, Types, Example

Published on May 25, 2024 By BNO Team Fact checked & reviewed by BNO Team

What is Commensalism? Along with mutualism, the term was coined in 1876 by Belgian palaeontologist and naturalist Pierre-Joseph van Beneden. Beneden first used the term to describe the behaviour of carrion-eating animals that followed predators in order to consume their leftover meal. The term commensalism is derived from the Latin word commensalis, which meaning “table … Read more