Топ-100 ⓘ Free online encyclopedia. Did you know? page 204

ⓘ Free online encyclopedia. Did you know? page 204



                                               

Habit (biology)

Habit is equivalent to habitus in some applications in biology; the term refers variously to aspects of behaviour or structure, as follows: In zoology particularly in ethology, habit usually refers to aspects of more or less predictable behaviour ...

                                               

Annual plant

An annual plant is a plant that completes its life cycle, from germination to the production of seeds, within one growing season, and then dies. The length of growing seasons and period in which they take place vary according to geographical loca ...

                                               

Variegation

Variegation is the appearance of differently coloured zones in the leaves and sometimes the stems, of plants. Variegated leaves occur rarely in nature. Species with variegated individuals are sometimes found in the understory of tropical rainfore ...

                                               

Cushion plant

A cushion plant is a compact, low-growing, mat-forming plant that is found in alpine, subalpine, arctic, or subarctic environments around the world. The term "cushion" is usually applied to woody plants that grow as spreading mats, are limited in ...

                                               

Polycarpic

Polycarpic plants are those that flower and set seeds many times before dying. A term of identical meaning is iteroparous. Polycarpic plants are able to reproduce multiple times due to at least some portion of its meristems being able to maintain ...

                                               

Groundcover

Groundcover or ground cover is any plant that grows over an area of ground. Groundcover provides protection of the topsoil from erosion and drought. In an ecosystem, the ground cover forms the layer of vegetation below the shrub layer known as th ...

                                               

Heterospory

Heterospory is the production of spores of two different sizes and sexes by the sporophytes of land plants. The smaller of these, the microspore, is male and the larger megaspore is female. Heterospory evolved during the Devonian period from isos ...

                                               

Spermatophyte

The spermatophytes, also known as phanerogams or phaenogams, comprise those plants that produce seeds, hence the alternative name seed plants. They are a subset of the embryophytes or land plants. The term phanerogams or phanerogamae is derived f ...

                                               

Thallophyte

Thallophytes are a polyphyletic group of non-motile organisms traditionally described as "thalloid plants", "relatively simple plants" or ". They form an abandoned division of kingdom Plantae that include fungi, lichens and algae and occasionally ...

                                               

Vascular plant

Vascular plants, also known as tracheophytes, form a large group of plants that are defined as land plants that have lignified tissues for conducting water and minerals throughout the plant. They also have a specialized non-lignified tissue to co ...

                                               

Cryptogam

A cryptogam is a plant that reproduces by spores, without flowers or seeds. "Cryptogamae" means "hidden reproduction", referring to the fact that no seed is produced, thus cryptogams represent the non-seed bearing plants. Other names, such as "th ...

                                               

Shade tolerance

In ecology, shade tolerance refers to a plants ability to tolerate low light levels. The term is also used in horticulture and landscaping, although in this context its use is sometimes imprecise, especially in labeling of plants for sale in comm ...

                                               

Herbaceous plant

Herbaceous plants in botany, frequently shortened to herbs, are vascular plants that have no persistent woody stems above ground. Herb has other meanings in cooking, medicine, and other fields. Herbaceous plants are those plants that do not have ...

                                               

Entomophily

Entomophily or insect pollination is a form of pollination whereby pollen of plants, especially but not only of flowering plants, is distributed by insects. Flowers pollinated by insects typically advertise themselves with bright colours, sometim ...

                                               

Fines herbes

Fines herbes designates an important combination of herbs that forms a mainstay of French cuisine. The canonical fines herbes of French haute cuisine comprise finely chopped parsley, chives, tarragon, and chervil. These are employed in seasoning ...

                                               

Flower

A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants. The biological function of a flower is to affect reproduction, usually by providing a mechanism for the union of sperm with eggs. Flowers ma ...

                                               

Landform

A landform is a natural or artificial feature of the solid surface of the Earth or other planetary body. Landforms together make up a given terrain, and their arrangement in the landscape is known as topography. Typical landforms include hills, m ...

                                               

Alas (geography)

Alas is a shallow depression which occurs primarily in Yakutia, which is formed by subsidence of the Arctic permafrost owing to repeated melting and refreezing. An alas first develops as a shallow lake as melt water fills the depression. The lake ...

                                               

Cirque

A cirque is an amphitheatre-like valley formed by glacial erosion. Alternative names for this landform are corrie and cwm. A cirque may also be a similarly shaped landform arising from fluvial erosion. The concave shape of a glacial cirque is ope ...

                                               

Tombolo

A tombolo, from the Italian tombolo, derived from the Latin tumulus, meaning mound, and sometimes translated as ayre, is a deposition landform in which an island is attached to the mainland by a narrow piece of land such as a spit or bar. Once at ...

                                               

Continent

A continent is one of several very large landmasses. Generally identified by convention rather than any strict criteria, up to seven regions are commonly regarded as continents geopolitically. Ordered from largest in area to smallest, these seven ...

                                               

Australia (continent)

The continent of Australia, sometimes known in technical contexts by the names Sahul, Australinea, or Meganesia to distinguish it from the country of Australia, consists of the landmasses which sit on Australias continental plate. This includes m ...

                                               

Atlantica

Atlantica is an ancient continent that formed during the Proterozoic about 2.000 million years ago from various 2 Ga cratons located in what is now West Africa and eastern South America. The name, introduced by Rogers 1996, was chosen because the ...

                                               

Zealandia

Zealandia, also known as the New Zealand continent or Tasmantis, is an almost entirely submerged mass of continental crust that subsided after breaking away from Gondwanaland 83–79 million years ago. It has variously been described as a continent ...

                                               

Nena (supercontinent)

Nena, an acronym for Northern Europe–North America, was the Early Proterozoic amalgamation of Baltica and Laurentia into a single "cratonic landmass", a name first proposed in 1990. Since then several similar Proterozoic supercontinents have been ...

                                               

Ur (continent)

Ur is a proposed supercontinent that formed in the Archean 3.100 million years ago. In Rogers reconstruction, Ur is half a billion years older than Arctica and, in the early period of its existence, it was probably the only continent on Earth, an ...

                                               

Four Continents Figure Skating Championships

The Four Continents Figure Skating Championships is an annual figure skating competition. The International Skating Union established it in 1999 to provide skaters representing non-European countries with a similar competition to the much older E ...

                                               

2000 Four Continents Figure Skating Championships

The 2000 Four Continents Figure Skating Championships was an international figure skating competition in the 1999–2000 season. It was held at the Osaka Pool in Osaka, Japan on February 22–27. Medals were awarded in the disciplines of mens singles ...

                                               

2007 Four Continents Figure Skating Championships

The 2007 Four Continents Figure Skating Championships was an international figure skating competition in the 2006–07 season. It was held at the World Arena in Colorado Springs, USA on February 7–10. Medals were awarded in the disciplines of mens ...

                                               

2008 Four Continents Figure Skating Championships

The 2008 Four Continents Figure Skating Championships was an international figure skating competition in the 2007–08 season. It was held at the Seongsa Ice Rink in Goyang, South Korea on February 11–17. Medals were awarded in the disciplines of m ...

                                               

2009 Four Continents Figure Skating Championships

The 2009 Four Continents Figure Skating Championships an international figure skating competition in the 2008–09 season. It was held at the Pacific Coliseum in Vancouver, Canada on February 2–8. Medals were awarded in the disciplines of mens sing ...

                                               

2010 Four Continents Figure Skating Championships

The 2010 Four Continents Figure Skating Championships was an international figure skating competition in the 2009–10 season. It was held at the Hwasan Ice Arena in Jeonju, South Korea on January 27–30. Medals were awarded in the disciplines of me ...

                                               

2011 Four Continents Figure Skating Championships

The 2011 Four Continents Figure Skating Championships was an international figure skating competition in the 2010–11 season. It was held at the Taipei Arena in Taipei, Taiwan on February 15–20. Medals were awarded in the disciplines of mens singl ...

                                               

2012 Four Continents Figure Skating Championships

The 2012 Four Continents Figure Skating Championships was an international figure skating competition in the 2011–12 season. It was held at the World Arena in Colorado Springs, USA on February 7–12. Medals were awarded in the disciplines of mens ...

                                               

2013 Four Continents Figure Skating Championships

The 2013 Four Continents Figure Skating Championships was a senior international figure skating competition in the 2012–13 season. It was held at the Osaka Municipal Central Gymnasium in Osaka, Japan on February 6–11. Medals were awarded in the d ...

                                               

2014 Four Continents Figure Skating Championships

The 2014 Four Continents Figure Skating Championships was an international figure skating competition in the 2013–14 season. It was held at the Taipei Arena in Taipei, Taiwan on January 20–26. Medals were awarded in the disciplines of mens single ...

                                               

2015 Four Continents Figure Skating Championships

The 2015 Four Continents Figure Skating Championships was a Senior ISU figure skating championship held in the 2014–15 season. Skaters competed in the disciplines of mens singles, ladies singles, pair skating, and ice dancing for the title of Fou ...

                                               

2016 Four Continents Figure Skating Championships

The 2016 Four Continents Figure Skating Championships was an international figure skating competition in the 2015–16 season. It was held at the Taipei Arena in Taipei, Taiwan on February 16–21. Medals were awarded in the disciplines of mens singl ...

                                               

2017 Four Continents Figure Skating Championships

The 2017 Four Continents Figure Skating Championships was an international figure skating competition in the 2016–17 figure skating season. It was held at the Gangneung Ice Arena in Gangneung, South Korea on February 16–19. Medals were awarded in ...

                                               

2018 Four Continents Figure Skating Championships

The 2018 Four Continents Figure Skating Championships were held in Taipei City, Taiwan on January 22–28, 2018. Medals were awarded in mens singles, ladies singles, pair skating, and ice dancing.

                                               

2019 Four Continents Figure Skating Championships

The 2019 Four Continents Figure Skating Championships was held on February 7–10, 2019 in Anaheim, California, United States. Held annually since 1999, the competition featured skaters from the Americas, Asia, Africa, and Oceania. Medals were be a ...

                                               

Continent (disambiguation)

A continent is a large landmass. The Continent is used by those on the periphery of Europe to refer the mainland. Continent or the continent may also refer to:

                                               

Supercontinent

In geology, a supercontinent is the assembly of most or all of Earths continental blocks or cratons to form a single large landmass. However, many earth scientists use a different definition: "a clustering of nearly all continents", which leaves ...

                                               

Supercontinent cycle

The supercontinent cycle is the quasi-periodic aggregation and dispersal of Earths continental crust. There are varying opinions as to whether the amount of continental crust is increasing, decreasing, or staying about the same, but it is agreed ...

                                               

Paleocontinent

A paleocontinent or palaeocontinent is a distinct area of continental crust that existed as a major landmass in the geological past. There have been many different landmasses throughout Earths time. They range in sizes, some are just a collection ...

                                               

Archaeology of the Americas

The archaeology of the Americas is the study of the archaeology of North America, Central America, South America and the Caribbean. This includes the study of pre-historic/Pre-Columbian and historic indigenous American peoples, as well as histori ...

                                               

Afro-Eurasia

Afro-Eurasia is a landmass comprising the continents of Africa and Eurasia. The terms are portmanteaus of the names of its constituent parts. Its mainland is the largest contiguous landmass on Earth. Afro-Eurasia encompasses 84.980.532 square kil ...

                                               

Eurasia

Eurasia is the largest continental area on Earth, comprising all of Europe and Asia. Located primarily in the Northern and Eastern Hemispheres, it is bordered by the Atlantic Ocean to the west, the Pacific Ocean to the east, the Arctic Ocean to t ...

                                               

Laurasia

Laurasia, a portmanteau for Laurentia and Asia, was the more northern of two minor supercontinents that formed part of the Pangaea supercontinent from c. 425 million years ago to 200 Mya. It separated from Gondwana 215 to 175 Mya during the break ...

                                               

Asia

Asia) is Earths largest and most populous continent, located primarily in the Eastern and Northern Hemispheres. It shares the continental landmass of Eurasia with the continent of Europe and the continental landmass of Afro-Eurasia with both Euro ...

Encyclopedic dictionary

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Pino - logical board game which is based on tactics and strategy. In general this is a remix of chess, checkers and corners. The game develops imagination, concentration, teaches how to solve tasks, plan their own actions and of course to think logically. It does not matter how much pieces you have, the main thing is how they are placement!

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