Q 01/05

The world's tallest known living tree, a California coast redwood, bears which Greek Titan's name?

A) Atlas

B) Hyperion

C) Prometheus

D) Cronus

Answer · why

B) Hyperion

Hyperion grows in a remote corner of Redwood National Park, and the area around it was closed in 2022 after visitors trampled the ground at its base.

Q 02/05

Which giant sequoia in California's Giant Forest is the largest living single-stem tree on Earth?

A) Grizzly Giant

B) Boole Tree

C) General Sherman

D) Chief Sequoyah Tree

Answer · why

C) General Sherman

General Sherman was only confirmed as the biggest in 1931, after a comparison with a rival sequoia made wood volume the standard for ranking trees.

Q 03/05

Coast redwoods can drink through their leaves and bark, absorbing which Pacific weather feature?

A) Summer fog

B) Morning dew

C) Sea spray

D) Winter sleet

Answer · why

A) Summer fog

Summer fog also drips from the needles to the forest floor, where the roots take it up during California's long dry season.

Q 04/05

Which activist spent 738 days up a California redwood named Luna to stop loggers felling the tree?

A) Rachel Carson

B) Wangari Muta Maathai

C) Erin Brockovich

D) Julia Butterfly Hill

Answer · why

D) Julia Butterfly Hill

Julia Butterfly Hill came down in December 1999 only after Pacific Lumber agreed to spare the tree and a buffer of forest around it.

Q 05/05

The Ewoks' forest moon of Endor was filmed among California's redwoods for which Star Wars movie?

A) Attack of the Clones

B) Return of the Jedi

C) The Empire Strikes Back

D) The Phantom Menace

Answer · why

B) Return of the Jedi

Return of the Jedi shot its Endor forest scenes in the far north of the state, including Grizzly Creek Redwoods State Park.