Safe or Spoiled?

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Reinforce recognition of food spoilage signs and causes

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Nadia Opperman

South Africa

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Safe or Spoiled?


Safe or Spoiled?Online version Reinforce recognition of food spoilage signs and causes by Nadia Opperman 1 Which of the following is NOT a common sign of food spoilage? a Sour smell b Fizzing or bubbling c Mold growth d Shiny surface 2 A swollen can of soup could be a sign of: a Poor packaging b Gas production by bacteria c Freezer burn d Water loss 3 What kind of smell is often associated with spoiled meat? a Ammonia or sulfur-like b No smell at all c Smoky d Sweet and floral 4 Which type of microorganism is MOST likely to cause bubbling in spoiled juice or dairy products? a Algae b Viruses c Molds d Yeasts 5 You open a container of pasta sauce. It hisses when opened, has bubbles on the surface, and smells slightly sour. What should you do? a Stir and heat it up before eating b Put it back in the fridge to ferment more c Eat it quickly before it spoils further d Discard it – it's likely spoiled 6 A sealed pack of ham in your fridge is puffed up with air. The “use by” date is still 3 days away. What is most likely happening? a Gas from bacteria is building up – it’s spoiled b It’s vacuum-packed and that’s normal c It’s aging for flavor – still safe d It’s filled with air for texture 7 You find strawberries in your fridge. Some are soft, with white fuzzy spots. The rest look okay. What do you do? a Wash and eat all the good ones b Pick off the bad parts and eat the rest c Discard them – mold spores may have spread d Freeze them to kill the mold 8 Which combination of signs should make you MOST suspicious about spoilage in milk? a Lumpy texture, sour smell, fizzing sound b Fresh smell, sealed bottle, past best-before date c Cold, slightly yellow, thin texture d Slightly warm, normal smell, creamy taste 9 Why is it dangerous to open and consume a can that is swollen or bulging? a It might taste bad b It might break your can opener c It could contain dangerous gas from botulism bacteria d The food might be dry 10 You're designing a food safety label for a new line of ready-to-eat meals. Which of the following sets of instructions would BEST help consumers identify and respond to signs of spoilage? a "Use within 5 days of purchase. Safe to eat unless mold appears." b "Microwave on high for 3 minutes. Keep upright. Refrigeration optional." c "Store in a cool, dry place. Use by date printed. Shake before use." d "Best if used by date printed. If packaging is puffed or food smells sour or looks slimy, do not consume."

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Safe or Spoiled?

Quiz

About this activity

Created by

Download the paper version to play

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Safe or Spoiled?Online version

by Nadia Opperman

Which of the following is NOT a common sign of food spoilage?

A swollen can of soup could be a sign of:

What kind of smell is often associated with spoiled meat?

Which type of microorganism is MOST likely to cause bubbling in spoiled juice or dairy products?

You open a container of pasta sauce. It hisses when opened, has bubbles on the surface, and smells slightly sour. What should you do?

A sealed pack of ham in your fridge is puffed up with air. The “use by” date is still 3 days away. What is most likely happening?

You find strawberries in your fridge. Some are soft, with white fuzzy spots. The rest look okay. What do you do?

Which combination of signs should make you MOST suspicious about spoilage in milk?

Why is it dangerous to open and consume a can that is swollen or bulging?

You're designing a food safety label for a new line of ready-to-eat meals. Which of the following sets of instructions would BEST help consumers identify and respond to signs of spoilage?