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define dispersal of seeds

Fruits and seeds of many plants are provided with hooks, spines, barbs or stiff hairs (Fig. 469) so that if an animal grazes or brushes against them, these stick to the animal’s body or clothing. Learn more about seed characteristics, dispersal, and germination. Seed dispersal definition: Dispersal is the spreading of things over a wide area. [...] | Meaning, pronunciation, translations and examples Seed dispersal is the movement, spread or transport of seeds away from the parent plant. Plants, obviously, cannot move after they have put down roots. It might be outdated or ideologically biased. Winds, flying animals, or water currents are some of the most successful agents of long-distance passive dispersal. 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. 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. 469) or sticky secre­tions which facilitate their mechanical dispersal by animals: 1. The following article is from The Great Soviet Encyclopedia (1979). Find another word for dispersal. It follows that it is an evolutionary advantage to get their seeds away from the parent plant. Plants have limited mobility and consequently rely upon a variety of dispersal vectors to transport their propagules, including both abiotic and biotic vectors. 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. Seed dispersal is the way seeds get away from the parent plant to a new place. "Dispersal" means to spread or scatter. These adaptations involve substantial investment of the trees’ material, but they are worthwhile because seed dispersal increases both the seeds’ and the species’ chances… 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. Let’s talk about seed dispersal with this lesson. Dispersal: an … The seeds in the above example latched onto your pants to disperse, but they may also catch on the fur of animals. Seed dispersal is the way seeds get away from the parent plant to a new place. Sometimes, fruits and seeds are provided with appendages (Fig. 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. Seed, the characteristic reproductive body of both angiosperms and gymnosperms. It follows that it is an evolutionary advantage to get their seeds away from the parent plant. Seeds can be dispersed away from the parent plant individually or collectively, as well as dispersed in both space and time. The basic idea is as follows. The basic idea is as follows. The scattering or spreading of seeds to different places is called seed dispersal. Plants, obviously, cannot move after they have put down roots. Seed dispersal is the movement or transport of seeds away from the parent plant. "Dispersal" means to spread or scatter. 4 synonyms of dispersal from the Merriam-Webster Thesaurus, plus 7 related words, definitions, and antonyms.

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