114 results found

Search Results for: feeding

Herbivore

Herbivore Definition A herbivore is the primary consumer of the food chain that usually occupies the second trophic level... Read More

Decomposer

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

Feeding

Feeding Giving food or... Read More

Primary consumer

Definition noun, plural: primary consumers Any organism that consumes or feeds on autotrophs Supplement A food chain is... Read More

Commensalism

Commensalism Definition What is commensalism? Literally, commensalism is a Latin word that means ‘to eat at the same... Read More

Trophic level

In ecology, a trophic level pertains to a position in a food chain or ecological pyramid occupied by a group of organisms... Read More

Proboscis

Proboscis Definition What is proboscis? A proboscis refers to an elongated or projecting appendage in the head region of... Read More

Food chain

Everything is a cycle in life. The way organisms consume their food also follows a cycle. This is usually described as the... Read More

Symbiosis

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

Vector

Vector Definition When one thinks of vectors one may think of many different things. This is because a vector can be... Read More

Predation

In ecology, predation is a mechanism of population control. Thus, when the number of predators is scarce the number of... Read More

Saprophytic

Definition adjective (1) Of or relating to a saprophyte. (2) Feeding, absorbing or growing upon decaying organic matter... Read More

Food web

Definition noun (ecology) A graphical model showing the interconnecting food chains in an ecological... Read More

Lamellae

Definition noun, singular: lamella (general) Thin structures resembling a plate. (cell biology) Intergrana thylakoids, i.e.... Read More

Mite

Mite Definition What is mite? A mite is a minute arachnid, typically measuring less than 1 mm in length. It belongs to the... Read More

Kingdom Animalia

Kingdom Animalia Definition Each person can say that they know of or can name at least one animal. However, do people know... Read More

Secondary consumer

Definition noun, plural: secondary consumers Any organism that consumes or feeds largely on primary consumers, as well as... Read More

Osmotrophy

Definition noun The process of taking in of dissolved organic compounds that are absorbed into the cells via extracellular... Read More

Omnivorous diet

Definition noun A type of diet in which both animal and plant matter are the main food source Supplement An omnivorous diet... Read More

Hyaline cartilage

Hyaline Cartilage Definition Before we define hyaline cartilage, let us understand what cartilage is. What is cartilage? Is... Read More

Arthropod

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

Parasitism

Organisms depend on different sources of food to survive. Larger organisms like plants make their own food (autotrophs) and... Read More

Omnivore

Organisms need to eat food in order to gain energy and survive in the ecosystem. Often, living things are categorized by how... Read More

Ecological pyramid

Definition noun A graphical representation in the shape of a pyramid to show the feeding relationship of groups of... Read More

Heterotroph

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

Mammalian Ancestors

Humans are mammals, the most successful taxonomic class of organisms to colonize the Earth. The word mammal derives from the... Read More

Siphosome

Definition noun, plural: syphosomes The region comprised of the feeding, reproductive, and defensive zooids in a... Read More

Human milk oligosaccharide

Definition noun plural: human milk oligosaccharides An oligosaccharide that occurs in high concentrations and exclusively... 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

Examples of Natural Selection

Reviewed by: Mary Anne Clark, Ph.D. Darwin's Finches Darwin's finches are an excellent example of the way in... Read More

Insect Behavior

Insect Behavior Definition An insect behavior refers to the various actions of an insect in response to a stimulus or to... Read More

Protist

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

Physical Development in Humans

The Newly Born Child Depending on the nutrients available to the child within pregnancy and the genetic makeup of the... Read More

Limiting factor

Limiting Factor Definition A limiting factor refers to any of the factors (variables) in an environment capable of limiting... Read More

Hormone Production

Reviewed by: Mary Anne Clark, Ph.D. Hormones are chemical messengers produced by glands in the endocrine system.... Read More

Haustorium

Definition noun, plural: haustoria (botany) Knob-like root for penetrating into and absorbing nutrients and water from the... Read More

Clonorchis sinensis

Definition noun A liver fluke species belonging to the family Opisthorchiidae of the Class Trematoda, and endemic in Japan,... Read More

Biotic factor

Biotic Factor Definition A biotic factor is the living component in an ecosystem. The term "biotic" means "of or related... 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

Saprophagous

Definition adjective Feeding on carrion or decaying organic matter. Supplement Word origin: Greek, from sapros, rotten +... Read More