Daily Trivia Quiz - Day 239 (2026-07-08)

Question 1

Which animal can survive being partly frozen and then thawed in seasonal cold?

Accepted Answer

Wood frog

Answer

Tree boa

Answer

Desert tortoise

Answer

Sea otter

Question 2

Why are manhole covers usually round?

Accepted Answer

A round cover cannot fall through its own hole

Answer

Round metal is cheaper to cast

Answer

Circles are required for water drainage

Answer

Round covers are quieter in traffic

Question 3

Which famous toy started as a spring that accidentally "walked" down from a shelf?

Accepted Answer

Slinky

Answer

Lego brick

Answer

Yo-yo

Answer

Rubik's Cube

Question 4

Why can rubbing a balloon on hair make it stick to a wall?

Accepted Answer

Static electricity creates attraction

Answer

Rubber briefly turns into glue

Answer

Hair oil magnetizes the wall

Answer

The balloon becomes lighter than air

Question 5

Why can the same emoji feel rude in one chat and friendly in another?

Accepted Answer

Meaning depends on social context

Answer

Emoji colors change by grammar rule

Answer

Phones translate emotions into weather

Answer

All emoji have one fixed legal meaning

Question 6

Why does Swiss cheese have holes?

Accepted Answer

Gas bubbles form during fermentation

Answer

Cheesemakers drill them for aging

Answer

Salt crystals dissolve and leave gaps

Answer

Air is whipped into the milk

Question 7

What is unusual about the Great Barrier Reef compared with most living structures?

Accepted Answer

It is built by tiny coral animals

Answer

It is made of floating seaweed

Answer

It is a single giant shell

Answer

It grows from volcanic glass

Question 8

Which blue paint pigment was once made from ground lapis lazuli and cost a fortune?

Accepted Answer

Ultramarine pigment

Answer

Charcoal black

Answer

Burnt sienna

Answer

Titanium white

Question 9

Why can adding a third pricing option make one of the original choices look better?

Accepted Answer

A decoy option can shift comparison

Answer

People avoid the cheapest option automatically

Answer

Hard choices make people pick randomly

Answer

A familiar brand always defeats a new one

Question 10

Which ingredient helped some Roman concrete grow stronger in seawater?

Accepted Answer

Volcanic ash

Answer

Crushed glass

Answer

Animal glue

Answer

Iron filings