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lichen
Wiki User
∙ 14y ago
Wiki User
∙ 11y agoa lichen
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What is the definition of a lichen?
Lichen is the symbiotic association of a fungus (the mycobiont, which provides shelter and structure for the partnership or symbiosis), with an alga or cyanobacterium (the photobiont, also known as the phycobiont, which provides the food for the partnership from photosynthesis).The fungus and the alga components cannot survive alone in the environment in which the lichen symbiosis thrives.Lichen is a type of plant that is usually found in the Tundra. It also is a type of fungi.A lichen is a symbiosis of a fungus and a photosynthetic organism, either a type of bacteria or a plant. The fungus provides protection for the photosynthetic joint of its being, and the bacteria provides energy for the fungus.
What is a lichen made up of?
A lichen is between the two biological kingdoms fungi and protista. Therefore it is a cross between being a fungi and a protist. It is a producer that grows without any soil, thus it is often a pioneer species in a primary ecological succession. Also, lichens are one of few producers in the tundra.
Cyanobacteria or alga living in tissues of fungus is an example of what?
symbiosis
Is a lichen a parasite?
Mutualism is a symbioses where both partners (symbionts) gain fitness (+/+). Fitness is the success of reproduction of an organism with 1 = breeding and 0 = not breeding. The symbionts that constitute Lichens are a fungus (mycobiont) and alga (photobiont). The association has allowed the lichen fungi and lichen alga to thrive in areas neither could survive in alone and successfully avoid competition. Specifically the fungus gains energy from the photobiont and the alga gains protection from radiation and desiccation which prevents drying out and may be able to obtain salts from the mycobiont. As both smbionts have gained the relationship is considered to be mutualistic. However, it could be argued that the relationship is controlled parasitic as the photobiont is 'incarcerated' by the mycobiont and not a partner.
Is lichen a mold?
A lichen is made up of fungus and green alga or cynobacteria
What is an organism that is composed as both fungus and alga?
Lichens
What organism is composed of both a fungus and an alga?
It's a Lichen
Is a lichen a bacteria?
A lichen is not a bacterium. However, certain photosynthetic bacteria can become part of a lichen.Lichens are a symbiotic relationship between a fungus and a photosynthetic organism, usually a green alga but sometimes a cyanobacterium.
What consists of the mutualistic relationship of a fungus or either algae or autotrophic bacteria?
LichensA lichen (LIE kuhn) is a combination of a fungus and an alga that grow together. The alga actually lives inside the protective walls of the fungus. The resulting organism is different from either organism growing alone. The lichen is a result of a mutualistic relationship. But the merging of the two organisms to form a lichen is so complete that scientists give lichens their own scientific names.Shortened answer: Lichen
What is the definition to lichens?
Lichen is a dual organism which is made of a fungus and an alga, associated in a mutually beneficial association.
What does fungus and green alga or blue-green bacteria create?
Combined, they form the symbiotic organism called "lichen".
What are the characteristics of lichens?
A lichen is a symbiotic partnership between a fungus and an alga. The algal partner photosynthesizes to provide food for the fungus, and the fungus in turn provides protection for the alga.
What producer that breaks down rock?
lichen a lichen is a producer that is actually composed of two different species, a fungus and an alga. the alga photosynthesizes, while the fungus absorbs nutrients from rocks and holds water. together they begin to break down the rock.
What is a producer that breaks down rock?
Lichen. A lichen is a producer that is actually composed of two different species, a fungus and an alga. The alga photosynthesizes, while the fungus absorbs nutrients from rocks and holds water. Together they begin to break down the rock.
What are some symbiotic relationships in the tundra biome?
One symbiotic relationship in the tundra is the one between the alga and the fungus. This relationship is known as lichen. The alga is protected by the fungus and the fungus receives food from the alga.
Fungus is supported by alga because the alga can?
mainly because the alga can live in a moist environment ?
Why is Lichen an example of Mutualism?
Lichen is an example of Mutualism because it consists of a fungus and an alga growing together. the fungus provides support in which the alga can grow. The alga makes food by photosynthesis using the water that the fungus has stored. The fungus also takes in minerals to be converted into materials for growth. together the two organisms form a structure that can live on the surfaces of rocks in harsh conditions where other organisms cannot survive.
