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1. 2. 3. 4. 6. 7. 8. Cilia 5. Starter – Label the Diagram.

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Presentation on theme: "1. 2. 3. 4. 6. 7. 8. Cilia 5. Starter – Label the Diagram."— Presentation transcript:

1 1. 2. 3. 4. 6. 7. 8. Cilia 5. Starter – Label the Diagram

2

3 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).

4 Fungi Fun

5 Fungi Sporangium Spores Hyphae Food

6 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.

7 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.

8 Reproduction  Fungi grow from tiny particles called spores which float around the air like dust. 1. 2. 3.

9 Reproduction  Fungi can reproduce asexually, producing genetically identical offspring, or sexually, creating diversity.

10 Helpful Fungi  Fungi are involved in decomposition.  Yeast used in bread-making, brewing and wine-making by forming ethanol and CO 2.  Some create antibiotics (e.g. penicillin).  Some fungi are edible.

11 Blue Cheese

12 Truffles

13 Edible Mushrooms

14 Decomposition

15 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.

16 Spoiled Crops

17 Athletes Foot

18 Ringworm

19 Nail Fungus

20 Spores


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