Daily Trivia Quiz - Day 54 (2025-12-03)

Question 1

Why does orange juice taste especially awful right after you brush your teeth?

Accepted Answer

A detergent in toothpaste suppresses sweet receptors and boosts bitter flavours on your tongue

Question 2

Which Olympic high jumper shocked judges in 1968 by sprinting toward the bar and leaping backward headfirst, inventing today's dominant technique?

Accepted Answer

Dick Fosbury debuting the Fosbury Flop

Question 3

What biometric method maps the infrared pattern of blood vessels inside your finger so counterfeit prints and silicone molds can't fool it?

Accepted Answer

Finger or palm vein recognition

Question 4

Which limited series triggered a global spike in chess-set sales because viewers wanted to copy its orphaned prodigy?

Accepted Answer

"The Queen's Gambit"

Question 5

Which place on Earth looks like a psychedelic alien world because acidic pools, salt towers, and toxic gas vents sit 100 meters below sea level?

Accepted Answer

The Danakil Depression on the Ethiopia–Eritrea border

Question 6

Where did artisans stage the world's first recorded labor strike when ration deliveries for tomb builders were delayed around 1170 BCE?

Accepted Answer

At Deir el-Medina, the village of Egypt's royal tomb workers

Question 7

Why do satellite photos show a roaring "underwater waterfall" tumbling off Mauritius even though the Indian Ocean looks calm there?

Accepted Answer

Swept sand plunges off a submarine escarpment, creating an optical illusion of a liquid fall

Question 8

How do elite freedivers stay conscious after five-minute breath-holds in 30-meter depths without scuba gear?

Accepted Answer

They trigger the mammalian dive reflex, slowing heartbeats to as low as 20 bpm or less and shunting blood to the core

Question 9

Which fish spits water jets with sniper accuracy because it mentally corrects for light bending at the air-water boundary?

Accepted Answer

The archerfish

Question 10

What instrument uses 4-km-long laser arms so sensitive that a passing gravitational wave stretches them less than one ten-thousandth of a proton's width?

Accepted Answer

LIGO's laser interferometers