[For Seniors] Trivia Quiz & Fun Facts for Everyday Life
Quizzes that are not only useful in everyday life but also enriching for general knowledge.
They’re easy to play, making them perfect for killing time.
This time, we’re introducing light, fun trivia quizzes for seniors.
If you know the answers to these quizzes, you can share them as knowledge with those around you.
Of course, they also help develop thinking and concentration skills, making them great brain training.
Get excited with quizzes,
show off fun facts, and naturally pick up knowledge as you play—this value-packed quiz collection has it all!
Give it a try!
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[For Seniors] Trivia Quiz & Fun Facts for Everyday Life (1–10)
Which of the following is the most common human blood type?
- Type A
- Type B
- Blood type O
See the answer
Type A
Forty percent of Japanese people have type A blood, making it the most common. It is said that type O follows at 30%, type B at 20%, and type AB at 10%.
Where on the body is the skin the thickest?
- heel
- palm (of the hand)
- back
See the answer
heel
The thickest skin on the human body is on the heels. The skin on the heels is thick and tough, and because it supports body weight and cushions impact while walking, it is thicker than the skin on other parts of the body.
What symptoms are likely to appear simultaneously when one becomes malnourished?
Eating is essential for living, and being mindful of nutrition leads to health and happiness.
When you fall into a state where this vital nutrition is lacking—so-called undernutrition—what symptom is said to commonly appear at the same time? Ideally, it’s best to have knowledge rather than experience, but some people may recall it from personal experience, such as having an unbalanced diet.
The answer is dehydration.
Knowing that a lack of nutrition can cause various adverse effects can help you pay closer attention to your nutrition.
[For Seniors] Trivia Quiz & Fun Facts for Everyday Life (11–20)
I got a soy sauce stain on my shirt. Which of the following fish would help remove the stain?
- daikon radish
- lemon
- carrot
See the answer
daikon radish
Daikon contains an enzyme called diastase that breaks down proteins. This enzyme breaks down the proteins in soy sauce and helps lighten stains.
If you get oil-based marker on your hands, which of the following can help remove the stain?
- hand cream
- ponzu (citrus-based soy sauce)
- soy sauce
See the answer
hand cream
The oils in hand cream can help remove permanent marker.
How many hours is a person said to sleep in a lifetime?
- about 100,000 hours
- about 200,000 hours
- about 250,000 hours
See the answer
about 200,000 hours
Humans are said to sleep about 8 hours a day on average. Based on this calculation, over a lifetime (assuming about 75 years), that amounts to roughly 200,000 hours of sleep. Sleep takes up a large share of a person’s life, underscoring how greatly sleep quality affects health.
How can I make bananas sweeter?
- Chill in the refrigerator
- Warm in hot water
- rub a banana
See the answer
Warm in hot water
If you warm them in 40–50°C water and then leave them at room temperature, the starch in the bananas converts to sugar, making them sweeter.