“The only” quiz

This quiz is all about unusual, unique, and ‘the only’ one in history. Be amazed while answering these 20 questions.

1

According to the Gemological Institute of America, up until the 1730's, India was the only source for _______ in the world.

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- gold
- diamonds
- titanium
- copper
2

__________ , who invented a hydraulic device for lifting ships over shoals, was the only US president ever granted a patent.

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- Abraham Lincoln
- Harry Truman
- Thomas Jefferson
- John F. Kennedy
3

Antarctica is the only continent without _________.

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- reptiles
- snakes
- dogs
- birds
4

Bats are the only mammal that can _____.

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- sing
- fly
- see
- crawl
5

_____________ is the only man whose birthday is a legal holiday in every state of the United States.

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- George Washington
- Elvis Presley
- Abraham Lincoln
- John Lennon
6

________ are the only animals born with horns. Both males and females are born with bony knobs on the forehead.

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- Giraffes
- Rhinos
- Goats
- Sheeps
7

_______ is the only US state without a rectangular flag.

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- Ohio
- Maine
- Oklahoma
- Hawaii
8

_______ are the only birds with penises.

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- Swans
- Ducks
- Penguin
- Heron
9

_________ are the only parts of the human body that can't repair themselves.

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- Cartilages
- Bones
- Teeth
- Marrows
10

The _________ is the only animal whose evidence is admissible in an American court.

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- bloodhound
- greyhound
- retriever
- Dalmatian
11

The city of _______ has the only post office in the world where you can drive your car through.

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- Chicago
- Las Vegas
- Nevada
- Houston
12

The _________ is the only bird that can fly backwards.

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- nightingale
- hummingbird
- woodpecker
- heron
13

The ________ is the only king without a moustache on a standard playing card.

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- king of hearts
- king of flowers
- king of spades
- king of diamonds
14

The only active diamond mine in the United States is in _______.

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- Alabama
- Arkansas
- Kansas
- Ohio
15

The only country in the world that has a Bill of Rights for Cows is _______.

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- Saudi Arabia
- Indonesia
- Philippines
- India
16

The only one in his sculptures that Michelangelo signed was the _________ completed in 1500.

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- "The Pieta,"
- Madonna
- Bacchus
- Battle of Lapiths
17

The only part of the human body that has no blood supply is the _______ in the eye. It takes in oxygen directly from the air.

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- cornea
- iris
- pupil
- conjunctiva
18

The only rock that floats in water is a_________.

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- Sedimentary rock
- Igneous rock
- pumice
- Metamorphic rock
19

__________ is the only planet that rotates on its side.

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- Uranus
- Saturn
- Mercury
- Earth
20

________ was the first - and only - recipient of a Golden Globe Award for "Most Glamorous Actress." She won the peculiar award in 1958. The category was deleted thereafter.

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- Zsa Zsa Gabor
- Lucille Ball
- Marilyn Monroe
- Eva Fonda