3.4.1.2 Signs of Food Spoilage

    Cards (83)

    • Food spoilage is the deterioration of food quality due to the growth of microorganisms, such as bacteria and molds.
    • What is a visual sign of food spoilage?
      Change in color
    • A slimy or soft texture in food indicates a change in texture due to spoilage.
    • How does food spoilage affect taste?
      Taste alterations occur
    • Food spoilage and food contamination are the same thing.
      False
    • Applying food safety practices helps prevent food spoilage.
    • Match the sign of food spoilage with its description:
      Unpleasant Odor ↔️ Foul or rancid smell
      Change in Color ↔️ Unusual or darkened shades
      Slimey Texture ↔️ Slimy, mushy, or soft
      Mold Growth ↔️ Visible mold on surface
      Bloating or Bubbling ↔️ Packages inflate
    • Order the common signs of food spoilage from olfactory to visual:
      1️⃣ Unpleasant Odor
      2️⃣ Change in Color
      3️⃣ Slimey or Soft Texture
      4️⃣ Mold Growth
      5️⃣ Bloating or Bubbling
    • What are the primary causes of food spoilage?
      Bacteria and molds
    • Bacteria and molds can change the taste, smell, texture, and appearance of food.
    • Bacteria can cause unpleasant odor, slimy texture, bloating, or bubbling
    • Match the cause of spoilage with its effect on food:
      Bacteria ↔️ Unpleasant odor, bloating
      Molds ↔️ Mold growth, color change
    • Understanding the role of microorganisms is crucial for food safety.
    • What are common visual signs of food spoilage?
      Color change, mold, slime
    • Visible mold colonies on food are a sign of spoilage
    • Match the olfactory sign of spoilage with its description:
      Unpleasant Odor ↔️ Foul or rancid smell
      Sour Smell ↔️ Acidic or vinegar-like odor
    • Olfactory signs of food spoilage refer to unpleasant smells emitted by spoiled food.
    • What is the definition of food spoilage?
      Deterioration of food quality
    • An unpleasant odor in food is often caused by bacteria or molds
    • Molds can cause mold growth and changes in food color.
    • What does a slimey or soft texture indicate in food?
      Food spoilage
    • Bloating in food packaging is caused by gas production from bacteria
    • Common olfactory signs of food spoilage include foul, sour, and fishy
    • Match the texture of spoiled food with its description and cause:
      Slimy ↔️ Slippery film, bacteria, molds
      Soft ↔️ Mushy or overly soft, bacteria, molds
      Hard ↔️ Dry and hardened, moisture loss
      Gaseous ↔️ Bubbles or bloating, bacteria
    • Textural changes in food often accompany unpleasant odors.
    • Common taste changes in spoiled food include sour, rancid, metallic, and yeasty
    • Match the altered taste with its description, cause, and food example:
      Sour ↔️ Sharp, acidic, bacteria, spoiled milk
      Rancid ↔️ Bitter, unpleasant, oxidation of fats, old cooking oil
      Metallic ↔️ Metallic taste, bacterial reactions, contaminated canned food
      Yeasty ↔️ Slight alcohol flavor, fermentation by yeast, spoiled bread dough
    • Food spoilage is the deterioration of food quality due to the growth of bacteria, molds, and other microorganisms
    • An unpleasant odor is a common sign of food spoilage caused by bacteria and molds.
    • Order the steps to prevent food spoilage:
      1️⃣ Understand common causes like bacteria and molds
      2️⃣ Store food properly to inhibit microbial growth
      3️⃣ Use visual, olfactory, and textural signs to detect spoilage
    • Match the visual sign of food spoilage with its description:
      Change in Color ↔️ Food turns a different shade
      Slimey or Soft Texture ↔️ Food becomes excessively slimy
      Mold Growth ↔️ Visible mold colonies appear
      Bloating ↔️ Packages inflate due to gas
    • Olfactory signs of food spoilage include a foul or rancid smell, often caused by the growth of bacteria and molds
    • Spoiled fish often has a strong, unpleasant odor due to bacterial growth.
    • A sour taste in milk is often caused by bacteria producing lactic acid
    • Rancid cooking oil has a bitter, unpleasant taste due to the oxidation of fats.
    • Contamination in food refers to the presence of harmful substances or microorganisms
    • Match the term with its definition:
      Food Spoilage ↔️ Deterioration of food quality due to microorganisms
      Contamination ↔️ Presence of harmful substances in food
    • What is food spoilage caused by?
      Microorganism growth
    • Contamination refers to the presence of harmful substances or microorganisms
    • Food spoilage leads to changes in taste, smell, texture, and appearance.
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