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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
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
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
What is Predation? – Predation Definition Characteristics of Predators 1. Physical adaptations 2. Diet and behaviour 3. Camouflage and mimicry 4. Venom 5. Electric fields 6. Physiology Types of Predators Predation comes in four main forms: 1. Carnivory Example of Carnivorous Predation 2. Herbivory Example of Herbivorous Predation 3. Parasitism Examples of Parasitic Predation 4. … Read more
What is a Producer? Types of Producers Phototrophs and chemotrophs are the two most common forms of primary producers. Phototrophs Word origin: photo– (light) + troph (nourishment) On occasion, the terms’secondary producers’ and ‘tertiary producers’ are employed. Animals that devour plants are secondary producers because they “generate” biomass for their predators. Likewise, carnivores that are … Read more
What is Consumer? Consumer is a category that belongs inside an ecosystem’s food chain. It primarily refers to animals. Consumers cannot generate their own energy and must rely on the intake and digestion of producers, other consumers, or both in order to survive. Types of consumer 1. Primary consumers Examples of Primary consumers 2. Secondary … Read more
What are Decomposers? Definition of Decomposers Decomposers are organisms that break down dead or decaying organic matter into simpler substances, facilitating nutrient recycling in ecosystems. Common examples include fungi and bacteria. Types of decomposers Decomposers play a pivotal role in the biogeochemical cycling of nutrients within ecosystems. These organisms specialize in breaking down dead organic … Read more
What is Symbiosis? Symbiosis, derived from the Greek words “σύν” (sýn) meaning “together” and “βίωσις” (bíōsis) signifying “living,” refers to a prolonged biological interaction between two distinct species, known as symbionts. This interaction can manifest in various forms, ranging from mutualistic, where both entities benefit, to commensalistic, where one benefits without harming the other, and … Read more
What is Parasitism? Definition of Parasitism Parasitism is a symbiotic relationship between two species in which one organism, the parasite, derives benefits at the expense of the other organism, the host, often causing it harm. Mechanisms of Dispersal Types of Parasitism Parasitism, a multifaceted biological interaction, can be classified based on various criteria, ranging from … Read more
What is Competition Interaction? Competition is defined as an interaction between two or more individuals of the same population or between two or more populations in which each adversely affects the other’s access to limited resource(s) (food, water, nesting sites, shelter, mates, etc.). Mutualism is defined as a population interaction that benefits both parties. Competitive … Read more
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