74 results found

Search Results for: grass

Grass

Definition noun, plural: grasses (1) Monocotyledonous plant of the family Poaceae (also called Gramineae) characterized by... Read More

Definition

Marram Grass

A xerophyte plant commonly found on coastal sand dunes, which are usually one of the first pioneers to colonise the area in... Read More

Definition

Apparent competition

Competition Definition One of the many branches of biology is ecology. Ecology is the study of the relationships that the... Read More

Definition

Poa

poa (Science: botany) A genus of grasses, including a great number of species, as the kinds called meadow grass, kentucky... Read More

Tutorial

Takahē (Porphyrio hochstetteri)

By: Maria Victoria GonzagaPreviously, we've seen the different animals endemic to New Zealand. Due to the... Read More

Definition

Sympatric speciation

Speciation is a process of evolution through which two different existing populations evolve and a distinct species form. It... Read More

Definition

Herbivore

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

Definition

Intercalary meristem

The basic structural framework of plants is composed of different types of tissues. Based upon the capacity to divide, the... Read More

Definition

Angiosperm

Angiosperms Definition What is an angiosperm? An angiosperm is a plant that produces flowers. The angiosperms, also... Read More

Definition

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

Definition

Predation

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

Definition

Abiotic factor

An abiotic factor is a non-living element of the environment that influences the way organisms and ecosystems function. Some... Read More

Definition

Interspecific competition

Interspecific Competition Definition In Biology, competition is defined as the process that occurs among species that have... Read More

Definition

Rushes

rush 1. A moving forward with rapidity and force or eagerness; a violent motion or course; as, a rush of troops; a rush of... Read More

Definition

Botany

Botany is a highly diverse subject that encompasses several aspects of plants. When the question pops up, “what is a... Read More

Article

Plant sets off “SOS” for plant defense when it gets hurt

When herbivore, such as an insect, nibbles a plant leaf, the plant sets off an "SOS" or distress signal as one of the... Read More

Definition

Hay

Hay grass cut and cured for fodder. Make hay while the sun shines. (Camden) Hay may be dried too much as well as too little.... Read More

Definition

Biotic factor

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

Tutorial

Stems

External Form of a Woody Twig A woody twig, or stem, is an axis with leaves attached. The leaves are arranged in various... Read More

Definition

Allopatric speciation

We can define speciation as a process by which the novel genetically independent group of organisms are formed through the... Read More

Definition

Density dependent factor

Density-dependent factors are the limiting factors of an ecosystem that regulate population growth in a density-dependent... Read More

Definition

Heather

Heather heath. ''Gorse and grass And heather, where his footsteps pass, The brighter seem. (Science: botany) '' (Longfellow)... Read More

Definition

Forest fire

Definition noun, plural: forest fires A wildfire that consumes a forest or a woodlandSupplementA wildfire is a... Read More

Tutorial

Growth and Plant Hormones

Growth All living organisms begin in the same form: as a single cell. That cell will divide and the resulting cells will... Read More

Article

Parasite Rex : Inside the Bizarre World of Nature’s Most Dangerous Creatures

Parasite Rex : Inside the Bizarre World of Nature's Most Dangerous Creatures ... Read More

Definition

Rhizome

The rhizome is derived from the Greek word rhizoma, meaning "a bunch of roots". Usually, rhizomes are confused with roots;... Read More

Definition

Lemon

Lemon 1. (Science: botany) An oval or roundish fruit resembling the orange, and containing a pulp usually intensely acid. It... Read More

Definition

Crop

Definition noun, plural: crops (1) (botany) A plant grown to be harvested for agricultural use. (2) (botany) The total... Read More

Definition

Primary productivity

Planet Earth is home to different types of life forms ranging from microscopic bacteria to giant whales and elephants. To... Read More

Definition

Wheat

wheat (Science: botany) A cereal grass (triticum vulgare) and its grain, which furnishes a white flour for bread, and, next... Read More

Definition

Grow

Grow 1. To increase in size by a natural and organic process; to increase in bulk by the gradual assimilation of new matter... Read More

Definition

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

Definition

Syntrophy

Definition noun A biological circumstances of two different species of microorganisms that are mutually dependent with... Read More

Definition

Autotroph

Autotroph Definition What is an autotroph? In biology and ecology, an autotroph is an organism capable of making nutritive... Read More

Definition

Worm

worm 1. A creeping or a crawling animal of any kind or size, as a serpent, caterpillar, snail, or the like. There came a... Read More

Definition

Bears

Bears Definition Bears are mammals belonging to the family Ursidae. They typically have massive bodies, coarse heavy fur,... Read More

Definition

Lodicule

Lodicule (Science: plant biology) One of a pair of tiny scales in a grass floret, between the lemma and the fertile parts of... Read More

Definition

Leaf Blade

Especially a leaf of grass or the broad portion of a leaf as distinct from the petiole.The photosynthetic part of a... Read More

Definition

Apomixis

Apomixis Definition Just like any other organism, the process of reproduction is pivotal to the life cycle of plants. There... Read More

Article

Macrophytes

Introduction Examples of Macrophytes. (Source: Canada's AquaticEnvironments) ... Read More