196 results found

Search Results for: soil

Soils

Where a plant grows and what resources are available to it is of vital importance to the life of a plant. The soil type and... Read More

Soil horizon

Soil horizon A distinct layer of soil, more or less parallel with the soil surface, having similar properties such as... Read More

Soil percolation

soil percolation describes the process by which a material more fluid than soil, usually water, moves through soil refers to... Read More

Decomposer

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

Poorly drained soil

poorly drained soil (Science: ecology) A condition in which water is removed form the soil so slowly that the soil is... Read More

Soil

soil Unconsolidated material on the earth's surface that supports or is capable of supporting plants out-of-doors. Material... Read More

Saturated soil

saturated soil A condition in which all easily drained voids (pores) between soil particles are temporarily or permanently... Read More

Mineral soil

mineral soil (Science: ecology) Any soil consisting primarily of mineral (sand, silt and clay) material, rather than organic... Read More

Soil microbiology

soil microbiology The presence of bacteria, viruses, and fungi in the soil. This term is not restricted to pathogenic... Read More

Permeability

Permeability Definition What is permeability? In earth science, its definition is this: "the ability of any material such... Read More

Roots

Upon seed germination, the embryo root, called the radicle, grows and develops into the first root. The radicle may thicken... Read More

Phytoremediation – A Green Solution to Pollution

Plants may be the raw material of the future for everything from fibers to fuels, but in the meantime they're busy mending... Read More

Organic matter

Definition noun Any of the carbon-based compounds found in nature Supplement Organic matter pertains to any of the... Read More

Ecosystem Succession

Just one of the amazing aspects of life on Earth is that it spreads to all areas where the habitat will allow it to survive.... Read More

Rhizome

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

Biome

Biome Definition What are biomes? There is no universal definition of biomes. But biome definition in biology of different... Read More

Vascular plants

Definition of Vascular plants The term 'vascular' is derived from the Latin word vāsculum, vās, meaning "a container and... Read More

Pneumatophore

Definition noun, plural: pneumatophores (botany) A specialized aerial root, such as in certain mangrove species, that stick... Read More

Primary succession

Primary succession definition Primary succession is an ecological succession where a newly formed area is colonized for the... Read More

Cyanobacteria

Cyanobacteria is a phylum comprised of photosynthetic bacteria that live in aquatic habitats and moist soils. Others are... Read More

Water in Plants

The movement of molecules, specifically water and any solutes, is vital to understand in light of plant processes. This will... Read More

Unicellular

Unicellular organisms are organisms consisting of one cell only that performs all vital functions including metabolism,... Read More

Protist

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

Leaves

Leaves are highly efficient solar energy converters. They capture light energy and through the process of photosynthesis.... Read More

Nitrogen

Definition noun plural: nitrogens ni·tro·gen, ˈnɐɪtʰɹədʒən (biochemistry) A colorless, odorless, gaseous... Read More

Eubacteria

Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single... Read More

Ecosystem

Ecosystem Definition An ecosystem is a system consisting of biotic and abiotic components that function together as a unit.... Read More

Flaccid

Flaccid Definition Biology – What is Flaccid? In botany, the term flaccid refers to a cell that lacks turgidity, i.e. it... Read More

Angiosperm

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

Substrate

Substrate Definition What is a "substrate"? The underlying substances or layers are termed as substrate. The definitions of... Read More

System

A system pertains to interdependent or interrelated objects comprising and functioning as a whole. In biology, it may refer... Read More

Moisture content

Definition noun The weight of the water contained in an object or material, usually expressed as a percentage of... Read More

Biotic factor

Biotic Factor Definition Biotic factors (also known as biotic components) are the living component in an ecosystem. The... Read More

Carbon

Carbon is one of the chemical elements found in nature. A chemical element refers to the pure substance of one type of atom.... Read More

Ecological niche

An ecological niche refers to the interrelationship of a species with all the biotic and abiotic factors affecting it. This... Read More

Avicennia germinans

Definition noun (botany) A plant species of the family Acanthaceae, and is commonly known as the black... Read More

Ecological succession

Definition noun (ecology) The progressive succession of a community or group of species in an ecosystem over... Read More

Still Water Community Plants

Freshwater Plants & Water As mentioned in the previous tutorial about still water plants, the method of transpiration... Read More

Brief Review on Climate Change and Tropical Peatlands

Peat soils are formed from biochemical process on moderately decomposed vegetation by aerobic microorganisms. It is mostly... Read More