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Worksheets5-Second Rule Quiz
Total questions: 15
Worksheet time: 8mins
What did researchers at Rutgers University test in their study on the 5-second rule?
Different types of bacteria
Different types of flooring and foods
Different cleaning methods
Different types of packaging
How many different combinations of flooring and food were tested in the study?
64
128
256
512
How many times did researchers repeat each combination in the study?
10 times
15 times
20 times
25 times
What was the total number of experiments conducted in the study?
1,280
2,560
3,840
5,120
Which food showed the highest amount of bacterial contamination?
Gummy bears
Bread
Buttered bread
Watermelon
What factor did researchers conclude affects how much bacteria food picks up?
Color of the food
Moisture content of the food
Size of the food
Shape of the food
Which type of flooring is hypothesized to lead to the least amount of bacteria transfer?
Carpet
Wood
Stainless steel
Ceramic tile
Which type of surface yielded the greatest bacterial contamination according to the text?
Stainless steel
Ceramic tile
Carpet
Wood
What was the result of the bacterial contamination test on wood surfaces?
Consistent
Inconsistent
High contamination
No contamination
Why does carpet absorb less moisture from food compared to non-porous surfaces?
Carpet is non-absorbent
Carpet has gaps between fibers
Carpet is smoother
Carpet is coated with bacteria
What percentage of bacteria transferred to food when it was on tile, according to the Clemson University study?
Less than 1%
10-20%
30-40%
48-70%
What did high school senior Jillian Clarke discover about the bacteria levels on typical flooring?
High levels of bacteria
Moderate levels of bacteria
Very little bacteria
No bacteria
What explanation did Meredith Agle offer for the low bacteria levels on floors?
Floors are cleaned regularly
Floors are dry
Floors are coated with antibacterial agents
Floors are made of non-porous materials
What percentage of people admitted they would eat food off the floor according to one survey?
50%
60%
75%
87%
What is the main conclusion about evaluating the risk-level of eating food off the floor?
It is simple and straightforward
It is more complicated than counting to five
It is not risky at all
It is always dangerous
