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  • December 02, 2020

define dispersal of seeds

Winds, flying animals, or water currents are some of the most successful agents of long-distance passive dispersal. It follows that it is an evolutionary advantage to get their seeds away from the parent plant. Learn more about seed characteristics, dispersal, and germination. Seed dispersal definition: Dispersal is the spreading of things over a wide area. It might be outdated or ideologically biased. If all seeds of a plant fall under the parent plant they will grow crowded together and many will die because of lack of space or air, water, sunlight and minerals. It follows that it is an evolutionary advantage to get their seeds away from the parent plant. 469) or sticky secre­tions which facilitate their mechanical dispersal by animals: 1. Seed dispersal is the movement or transport of seeds away from the parent plant. 4 synonyms of dispersal from the Merriam-Webster Thesaurus, plus 7 related words, definitions, and antonyms. Seed dispersal is the movement, spread or transport of seeds away from the parent plant. The following article is from The Great Soviet Encyclopedia (1979). Seed dispersal is the way seeds get away from the parent plant to a new place. Seed dispersal is the way seeds get away from the parent plant to a new place. [...] | Meaning, pronunciation, translations and examples Let’s talk about seed dispersal with this lesson. "Dispersal" means to spread or scatter. Other articles where Seed dispersal is discussed: “Flying” Trees: As in most tropical forests, the trees of Panama exhibit a variety of different adaptations to aid dispersal of their seeds. Find another word for dispersal. The scattering or spreading of seeds to different places is called seed dispersal. Sometimes, fruits and seeds are provided with appendages (Fig. The basic idea is as follows. The basic idea is as follows. Plants have limited mobility and consequently rely upon a variety of dispersal vectors to transport their propagules, including both abiotic and biotic vectors. Seed - Seed - Dispersal by water: Many marine, beach, pond, and swamp plants have waterborne seeds, which are buoyant by being enclosed in corky fruits or air-containing fruits or both; examples of these plants include water plantain, yellow flag, sea kale, sea rocket, sea beet, and all species of Rhizophoraceae, a family of mangrove plants. Seed, the characteristic reproductive body of both angiosperms and gymnosperms. Essentially, a seed consists of a miniature undeveloped plant (the embryo), which, alone or in the company of stored food, is surrounded by a protective coat. Fruits and seeds of many plants are provided with hooks, spines, barbs or stiff hairs (Fig. Dispersal: an … The seeds in the above example latched onto your pants to disperse, but they may also catch on the fur of animals. Plants, obviously, cannot move after they have put down roots. Seeds can be dispersed away from the parent plant individually or collectively, as well as dispersed in both space and time. Plants have limited mobility and rely upon a variety of dispersal vectors to transport their propagules, including both abiotic vectors such as the wind and living vectors like birds. 469) so that if an animal grazes or brushes against them, these stick to the animal’s body or clothing. "Dispersal" means to spread or scatter. Plants, obviously, cannot move after they have put down roots. These adaptations involve substantial investment of the trees’ material, but they are worthwhile because seed dispersal increases both the seeds’ and the species’ chances…

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