Q 01/05

Which power tool descends from a hand saw a Scottish doctor devised in the 1780s for obstructed childbirths?

A) Jigsaw

B) Circular saw

C) Chainsaw

D) Bandsaw

Answer · why

C) Chainsaw

The chainsaw's ancestor was a fine serrated chain held between two wooden handles; another Scottish doctor used the same idea to cut away diseased bon...

Q 02/05

Which tractor manufacturer branched into sports cars in 1963, setting out to compete with Ferrari?

A) Lamborghini

B) Maserati

C) Aston Martin

D) De Tomaso

Answer · why

A) Lamborghini

Lamborghini's founder got rich building tractors from surplus military engines, then grew annoyed that the clutches in his own Ferraris kept needing r...

Q 03/05

Which former US president, shot in the chest in 1912, gave his campaign speech before going to hospital?

A) William Howard Taft

B) Woodrow Wilson

C) Grover Cleveland

D) Theodore Roosevelt

Answer · why

D) Theodore Roosevelt

Theodore Roosevelt was saved by a steel glasses case and a folded 50-page speech in his jacket; a seasoned hunter, he judged that since he was not cou...

Q 04/05

Which US president grew his famous beard after an 11-year-old girl wrote urging him to do so?

A) Ulysses S. Grant

B) Abraham Lincoln

C) James Garfield

D) Benjamin Harrison

Answer · why

B) Abraham Lincoln

Abraham Lincoln made no promises in his reply, but he soon let his whiskers grow, and he met the girl, Grace Bedell, on the way to his inauguration.

Q 05/05

Which toolbox staple was developed during World War II to seal American ammunition cases against water?

A) Duct tape

B) Masking tape

C) Electrical tape

D) Gaffer tape

Answer · why

A) Duct tape

Duct tape began as rubber adhesive on waterproof duck cloth, and the name duck tape is recorded decades before the modern spelling.