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Fungus Kingdom. Kingdom Fungi. Most fungi share three important characteristics: –Eukaryotes (have a nucleus) –Use spores to reproduce –Heterotrophs (eat other organisms). Fungus/Fungi. Cap : The very top of a mushroom. How do fungi obtain food?.
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Kingdom Fungi Most fungi share three important characteristics: • –Eukaryotes (have a nucleus) • –Use spores to reproduce • –Heterotrophs (eat other organisms)
Fungus/Fungi • Cap: The very top of a mushroom
How do fungi obtain food? 1. The fungus grows hyphae (tubelike/ root like) into its food source 2. Digestive chemicals ooze from the hyphae into the food Fungus Hyphae Food Source
How do fungi obtain food? • 3. The digestive chemicals break down the food into small substances that can be absorbed into the hyphae. • So… it basically sucks its food up through its own straw.
Roles of Fungi 1. Environmental decomposers What are decomposers? • Decomposers are organisms that break down dead or decaying organisms
Roles of Fungi 2. Provide Food !!!
Roles of Fungi 3. Cause diseases Athelete foot
Roles of Fungi 3. Cause diseases Toenail fungus
Roles of Fungi 4. Fight Diseases Penicillium is a type of mold that grows well on citrus fruits. As penicillium grows, it gives off a liquid named penicillin. Penicillin is used as an antibiotic when people are sick.
Lichen • Lichen – • Is made of either………………………. living together fungus and autotrophic bacteria OR fungus and algae
Lichen can grow on rocks Lichen can grow on trees
Symbiosis • Symbiosis – a relationship where at least one species benefits from living together • Different types • Parasitism (parasite & host) • Mutualism
Mutualism • Mutualism – a close relationship where BOTH species benefits • Examples • lichen (fungus & auto. bacteria or algae) • Clown fish & sea anemone