Daily Trivia Quiz - Day 157 (2026-03-19)

Question 1

In some studies, people reported less pain after an operation even when surgeons only made the motions and repaired nothing. What had helped them?

Accepted Answer

The placebo effect

Question 2

A dessert called Baked Alaska goes into a hot oven even though it contains ice cream. What keeps the ice cream from melting right away?

Accepted Answer

A meringue shell

Question 3

Some cave fish lost their eyes over generations but can still dodge obstacles in darkness by sensing what around them?

Accepted Answer

Changes in water pressure

Question 4

Before paper receipts were common, English debts were sometimes recorded by notching a stick and then splitting it in two. Why split it?

Accepted Answer

To make matching records

Question 5

Long before email addresses, merchants already used the '@' symbol in writing. What kind of mark was it?

Accepted Answer

An accounting mark

Question 6

When people are shown one spiky shape and one rounded shape, they overwhelmingly match the made-up word 'kiki' to which one?

Accepted Answer

The spiky shape

Question 7

Some ants can escape danger by snapping a body part against the ground hard enough to fling themselves into the air. What do they slam down?

Accepted Answer

Their jaws

Question 8

Sometimes trying to erase a piece of information online makes far more people notice it. What usually happens instead of silence?

Accepted Answer

It spreads faster

Question 9

In old London, poor children and adults searched the muddy banks of the Thames after the tide went out. What were they hoping to find?

Accepted Answer

Items they could sell

Question 10

An archerfish can knock insects down with a jet of water even though prey above the surface does not appear exactly where it really is from underwater. What must the fish compensate for to aim correctly?

Accepted Answer

Refraction