Daily Trivia Quiz - Day 138 (2026-02-25)

Question 1

In parts of Africa, a wild honeyguide bird can lead people to bee nests. What reward does the bird get after humans open the hive?

Accepted Answer

Wax and leftovers

Question 2

Rainbow eucalyptus trees look painted by hand, but the colors are natural. What creates the neon-like stripes on the trunk?

Accepted Answer

Peeling bark layers

Question 3

In split-brain experiments, a person may draw with one hand while answering differently with the other. What does this show can happen at once?

Accepted Answer

Two independent responses

Question 4

A vacuum flask keeps drinks hot or cold with shiny inner walls. What major heat path do those mirror-like walls reduce?

Accepted Answer

Radiant heat loss

Question 5

At Peru's Cerro Blanco, giant dunes are not fixed in place forever. With steady wind, what can these sand hills do over time?

Accepted Answer

Migrate

Question 6

In Wuppertal, Germany, a famous train does not sit on tracks below. What is unusual about how the cars travel?

Accepted Answer

They hang from rails

Question 7

In nuno felting, loose wool is worked into a very thin silk fabric. What makes the two materials hold together?

Accepted Answer

Fibers lock through weave

Question 8

Some hospitals use pneumatic tube systems to send lab items in capsules. What is the main advantage for blood samples?

Accepted Answer

Faster internal transport

Question 9

In deposit-refund programs, people pay a little extra when buying bottles and get it back later. What behavior does this strongly encourage?

Accepted Answer

Returning empty containers

Question 10

In Kuşköy, Turkey, people historically sent messages across valleys without phones. How did they do it?

Accepted Answer

Whistled speech