Starter – Label the Diagram
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Transcript of Starter – Label the Diagram
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Starter – Label the Diagram
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FUNGI
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Fungi A large group of
organisms that include unicellular yeasts to multi-cellular moulds and mushrooms.
Once considered a plant as they are immobile but they cannot make their own food (photosynthesis).
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Fungi Fun
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FungiSporangium
Spores
Hyphae
Food
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Fungi Sporangium – produces and
contains spores.
Spores – a reproductive structure that is adapted for dispersal.
Hyphae – very fine threads which invade tissue of host organism or dead matter.
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Fungi Feeding Most fungi are saprophytes,
growing on top of and down through their food source.
They obtain nutrients by secreting digestive enzymes from their hyphae which break down the food so that it can be absorbed.
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Reproduction Fungi grow from tiny particles
called spores which float around the air like dust.1. 2.
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Reproduction Fungi can reproduce
asexually, producing genetically identical offspring, or sexually, creating diversity.
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Helpful Fungi Fungi are involved in decomposition.
Yeast used in bread-making, brewing and wine-making by forming ethanol and CO2.
Some create antibiotics (e.g. penicillin).
Some fungi are edible.
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Blue Cheese
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Truffles
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Edible Mushrooms
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Decomposition
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Harmful Fungi Spoil food and render it dangerous to
eat (e.g. aspergillus on peanuts).
Serious diseases of crops and other plants.
Damage timber if untreated.
Pathogenic fungi cause a variety of diseases.
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Spoiled Crops
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Athletes Foot
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Ringworm
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Nail Fungus
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Spores