![[For Seniors] Multiple-Choice Quiz Collection About Living Creatures](https://media.ragnet.co.jp/img/1200__png__https://www.ragnet.co.jp/files/2025/05/1cd2f8c48e4f1d47715199f825da4dd8.webp)
[For Seniors] Multiple-Choice Quiz Collection About Living Creatures
When it comes to topics that everyone from children to seniors can enjoy, living creatures might be the best choice.
Quizzes engage the brain in a different way than usual, increasing cerebral blood flow and helping to prevent cognitive decline.
Because these quizzes are enjoyable across generations, they also promote communication with others.
You can brainstorm quiz questions with those around you and have fun checking the answers together.
Working on something collaboratively deepens understanding and learning, further boosting the effects of brain training, so be sure to incorporate it as a recreational activity!
[For Seniors] Multiple-Choice Quiz Collection on Living Creatures (1–10)
How many hours does a koala sleep in a day?
- 2 hours
- 7 hours
- 22 hours
See the answer
22 hours
Eucalyptus leaves that koalas eat contain toxins, and they sleep for long periods to digest them.
Which animal among these is the fastest?
- ostrich
- giraffe
- leopard
See the answer
ostrich
Ostriches run at 70 km/h, making them the fastest of all birds.
How many hours do giraffes sleep?
- 20 minutes
- 3 hours
- 6 hours
See the answer
20 minutes
Giraffes are herbivores, and because they constantly feel threatened by predators like lions and need to be able to flee quickly, it’s said that they don’t sleep much.
What percentage of a jellyfish is water?
- 70%
- 95%
- 80%
See the answer
95%
Jellyfish have no brain or heart; they swim through neural signaling.
How many stomachs does a cow have?
- one
- three
- four
See the answer
four
Cows thoroughly digest the grass they eat, but in fact only the fourth stomach is responsible for actual digestion.
In which prefecture is Echizen crab caught?
- Hokkaido
- Tottori Prefecture
- Fukui Prefecture
See the answer
Fukui Prefecture
Echizen crab refers to male snow crabs landed in Fukui Prefecture.
Which of the following creatures moves by keeping its body close to the seafloor?
- whale
- shark
- dolphin
See the answer
shark
Sharks move with their bodies close to the seafloor and target prey from below.