Biological Contamination May 9, 2024 by Brian Klein /20 0 votes, 0 avg 0 Biological Contamination 1 / 20 Which is an example of fungi? Mushrooms or mold Yeast Neither Both Wrong! Thats right! 2 / 20 What kind of biological contaminant is a natural poison produced by some plants, mushrooms, and seafood? Biological toxins Seafood toxins Neither Both Wrong! Thats right! 3 / 20 Biological contamination is more common than chemical or physical contamination. What are some examples of biological contaminants? Harmful toxins in seafood, fungus, and other natural sources Pathogens like viruses, parasites, bacteria, and fungi Neither Both Wrong! Thats right! 4 / 20 Which statement is true about parasites? Parasites require a host to live and reproduce Parasites can be found in contaminated water Parasites are commonly associated with seafood Parasites are commonly associated with farm animals Parasites are commonly associated with hunted animals All are correct Wrong! Thats right! 5 / 20 Which statement is true about mold? Mold spoils food Molds sometimes cause illness Some molds produce toxins (aflatoxins) Cooler or freezer temperatures may slow the growth of mold Throw out all moldy food unless it’s a natural part of the product Molds grow well and acidic food with low water activity (jams, jellies, cured salty meat) All are correct Wrong! Thats right! 6 / 20 When can shellfish become contaminated with biological toxins? When the shellfish are time-temperature abused When the shellfish eat marine algae that contain toxins Neither Both Wrong! Thats right! 7 / 20 Which seafood toxin can fish become contaminated with by eating smaller fish that have eaten the toxin? Histamine Ciguatera toxin Neither Both Wrong! Thats right! 8 / 20 Which statements are true about the parasite cyclosporiasis? Cyclosporiasis can come from marine fish Cyclosporiasis can cause mild fever Cyclosporiasis can cause mild to severe nausea Cyclosporiasis is a parasite Cyclosporiasis can come from raw milk Cyclosporiasis can come from raw produce Cyclosporiasis can come from contaminated water All are correct Wrong! Thats right! The onset of symptoms from cyclosporiasis sudden 9 / 20 How can illness from Biological Toxins be prevented? Control time and temperature when handling raw fish Get plants, mushrooms, and seafood from safe sources Neither Both Wrong! Thats right! 10 / 20 Which statements are true about yeast? Spoils food fast (signs of spoilage include the smell or taste of alcohol) Grows well and acidic food with little moisture (jams, jellies, syrup, fruit, fruit juice) Throw out food spoiled by yeast quickly before it spreads to more food All are correct Wrong! Thats right! 11 / 20 Which of these statements are true about mold? Mold is usually what causes food to spoil Mold sometimes causes illness Some molds produce toxins (aflatoxins) Cooler or freezer temperatures may slow the growth of mold Moldy food should be thrown out unless it’s a natural part of the product Mold grows well and acidic food with low water activity (jams, jellies, cured salty meats) All are correct Wrong! Thats right! 12 / 20 What is a critical way to prevent foodborne illness from biological toxins? Control time and temperature when handling raw fish Purchase plants, mushrooms, and seafood from safe sources Neither Both Wrong! Thats right! 13 / 20 What form of biological contamination causes the most foodborne illnesses? Bacteria specifically Pathogens in general Neither Both Wrong! Thats right! Bacteria is a pathogen. Viruses, parasites, and fungi are also pathogens. All of these can cause illness with bacteria being the most common. 14 / 20 Which pathogen needs a host to live and grow? Parasites Viruses Neither Both Wrong! Thats right! 15 / 20 Why is purchasing plants, mushrooms, and seafood from approved, reputable suppliers critical to preventing illness from biological toxins? Because biological toxins are NOT destroyed by cooking or freezing Because biological toxins can’t be seen, smelled, or tasted Neither Both Wrong! Thats right! It can be difficult to identify food contaminated with biological toxins. And since they can NOT be destroyed by cooking or freezing, you must be sure that these foods are from a safe source. 16 / 20 What is the greatest threat to food safety? Foodborne pathogens Biological Contamination Neither Both Wrong! Thats right! 17 / 20 What kind of biological contaminant can come from one of these foods? • Plants • Mushrooms • Seafood Biological toxins Seafood toxins Neither Both Wrong! Thats right! 18 / 20 Which can be considered a pathogen? Viruses Bacteria Parasites Fungi (mold, yeast) All are correct Wrong! Thats right! 19 / 20 What is fungi? Fungi (mold) cause food to spoil Yeasts, molds, and mushrooms are fungi Some molds and mushrooms produce toxins All are correct Wrong! Thats right! 20 / 20 These living microorganisms cause biological contamination when they get into food and can make people sick. • Viruses • Parasites • Fungi • Bacteria What specific kind of biological contaminants are they? Allergens Pathogens Neither Both Wrong! Thats right! Your score is LinkedIn Facebook Twitter Restart quiz Try another practice test
