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What is the only even prime number?
2
Which animal has three hearts?
Octopus
Mitochondria is the powerhouse of the cell. Which subject?
Biology
Which is heavier: 1 kg of iron or 1 kg of feathers?
They weight the same
How many sides does a circle have?
2 - inside and outside.
What is the chemical symbol for gold?
Au
Which country has more pyramids than Egypt?
Sudan
“To be, or not to be…” Which subject has probably made students analyse this line 400 times?
English / Literature
How many months have 28 days?
All 12
If you have a bowl with six apples and you take away four, how many apples do you have?
4 - you took them.
What is the capital of Australia?
Canberra
What is the largest desert on Earth?
Antarctica
Supply, demand, inflation, opportunity cost…
Economics
A farmer has 17 sheep. All but 9 run away. How many remain?
9
A doctor gives you 3 pills and tells you to take one every 30 minutes. How long will the pills last?
1 hour. (Now - 30 min - 60 min)
What is the square root of 144?
12
Which came first: the Oxford University or the Aztec Empire?
Oxford University
Force = mass * acceleration.
Physics
If you overtake the person in second place in a race, what position are you in?
Second
You enter a dark room containing a candle, an oil lamp and a fireplace. You have only one match. What do you light first?
The match
Name the three branches of government commonly identified in a separation-of-powers system.
Legislative, Executive, Judicial
Which planet has the shortest day in our Solar System?
Jupiter (~10 hours)
I think, therefore I am.
TOK
Before Mount Everest was discovered, what was the highest mountain on Earth?
Mount Everest
A plane crashes exactly on the border between France and Germany. Where do they bury the survivors?
Nowhere. You don‘t bury survivors.Â