[For Seniors] Useful! Trivia Quiz & Fun Facts about Blood Types
Human ABO blood types are divided into four categories: type A, type B, type O, and type AB.
Did you know that certain blood types are more prone to specific illnesses, and that other animals also have blood types?
In this article, we present informative trivia quizzes about blood types.
Even seniors with a wealth of knowledge may discover something they didn’t know.
Gaining new knowledge stimulates the brain and is effective in preventing dementia.
Solving quizzes in groups fosters interaction with others and helps make everyday life more enjoyable.
Please make use of this for recreational activities or in everyday conversations with seniors.
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[For Seniors] Useful! Blood Type Trivia Quiz & Fun Facts (1–10)
All western lowland gorillas share the same blood type. What is that blood type?
- Type A
- Type B
- Blood type O
See the answer
Type B
All western lowland gorillas have blood type B. This is genetically determined, and it’s interesting that, unlike humans, they don’t have diverse blood types. By the way, there are currently four types of gorillas worldwide, and it’s said that other gorilla types can have blood types besides B.
How many blood types do dogs have?
- three types
- 8 types
- 13 types
See the answer
13 types
Dogs generally have blood types known as DEA (Dog Erythrocyte Antigen). There are said to be at least 13 internationally recognized blood types currently known, and research is still ongoing.
Which of the following is the reason why certain blood types are more susceptible to specific diseases?
- Immune system changes caused by genetic differences
- Differences in blood pressure and heart rate
- Differences in red blood cell shapes
See the answer
Immune system changes caused by genetic differences
Genes related to blood type are said to influence immune function, leading to differences in resistance to certain infections and diseases. In particular, they can interact with gut bacteria and affect disease risk.
[For Seniors] Useful! Blood Type Trivia Quiz & Fun Facts (11–20)
How many major types of horse blood groups are there?
- 5 types
- 7 types
- 8 types
See the answer
8 types
There are eight major blood types in horses: A, C, D, K, P, Q, and T. The combination of these blood types determines each horse’s exact blood type. When categorized in detail by antigen combinations, there can be as many as three trillion variations.
In Colombia and Venezuela, it is said that the proportion of a certain blood type is 100%. Which type is it?
- Type A
- Type B
- Blood type O
See the answer
Blood type O
Among the indigenous peoples of Colombia and Venezuela, blood type O is said to be extremely common, accounting for nearly 100%. Fascinating, isn’t it? This is believed to stem from the genetic background of the first people to settle in the Americas.
Generally speaking, which blood type is more prone to stress?
- Type A
- Type B
- Blood type O
See the answer
Type A
People with type A blood are said to be more prone to stress because their bodies more readily secrete cortisol, a hormone related to stress. They’re also known for being meticulous and serious, with a tendency to seek perfection, which can make them more susceptible to stress. They are especially likely to feel stressed when plans don’t go smoothly.
How many people in the world have the Rh-null blood type, the rarest blood type?
- about 50 people
- about 100 people
- about 500 people
See the answer
about 50 people
The Rh-null blood type is extremely rare, with fewer than 50 confirmed individuals worldwide. This blood type lacks many Rh antigens, making blood donation and transfusion very difficult. Furthermore, it is said that only six people in the world have the so-called “golden blood,” type O blood that can be transfused to anyone.