Daily Trivia Quiz - Day 178 (2026-04-15)

Question 1

How can workers build a bridge support in the middle of a river without the whole site staying underwater?

Accepted Answer

They enclose and pump it dry

Question 2

Why did some cities pass laws about uncovered hatpins in the early 1900s?

Accepted Answer

Long pins could injure people

Question 3

What makes the seed pods of the sandbox tree so startling when they ripen?

Accepted Answer

They explode and launch seeds

Question 4

In some desert birds, the father can fly to water, soak special belly feathers, and bring that water back to the chicks. Which bird is famous for doing this?

Accepted Answer

Sandgrouse

Question 5

How can some dams begin draining rapidly without anyone opening a powered gate?

Accepted Answer

A siphon starts flowing

Question 6

Why do goats keep their strange rectangular pupils lined up with the ground even when they lower or raise their heads to graze?

Accepted Answer

To maintain a wide panoramic view while grazing and spotting predators

Question 7

Why is a single letter often easier to recognize when it appears inside a real word than by itself or in random letters?

Accepted Answer

Familiar word context helps the brain identify the letter

Question 8

Some migratory birds have been tracked flying over the Himalayas, where humans would need extra oxygen just to function. Which bird is famous for that high-altitude trip?

Accepted Answer

Bar-headed goose

Question 9

A hagfish can make so much slime that it needs to clear itself fast or lose traction. What strange body trick helps it do that?

Accepted Answer

It ties itself in a knot

Question 10

In some volcanic fields, the ground burps and bubbles like a pot of stew. Hot acidic water helps break the surrounding rock down into what, creating those mudpots?

Accepted Answer

Clay