There are only 26 letters in the English alphabet. However, each of them represents a variety of meanings and denotations. Let’s take a look at the following 35 one letter quiz answer quiz questions to test your knowledge.
One Letter Answer Quiz Questions
1. Retinol is another name for which type of vitamin?
A. A
B. C
C. E
2. What is the most common blood type in the general population?
A. A
B. B
C. O
3. Which one letter refers to the type of electromagnetic radiation that doctors used to produce pictures of structures and tissues inside the body?
A. X
B. Y
C. Z
4. Which programming language was developed by Dennis Ritchie from 1972 to 1973?
A. B
B. C
C. R
5. Which letter represents the number 1000 in the Roman numerals?
A. L
B. M
C. D
6. Which letter is used by Samsung to name their high-end flagship models in the Galaxy range of devices?
A. I
B. S
C. E
7. Which lector represents the chemical element potassium in the periodic table?
A. P
B. N
C. K
8. According to the SI system, which letter is used to denote the unit of electrical current?
A. A
B. V
C. K
9. Which letter is the answer to the trick riddle. “It occurs once in a minute, twice in a moment, but never in a thousand years.”?
A. M
B. I
C. O
10. On a QWERTY keyboard, which letter is located between the letter A and D on the same line?
A. F
B. S
C. H
11. In the 1997 movie “Men in Black”, Will Smith plays a role as Agent …
A. K
B. J
C. L
12. In the game of Scrabble, what is the only letter to be worth 5 points?
A. X
B. G
C. K
13. No countries in the world have their names begin with two letters: X or …
A. W
B. Y
C. J
14. Which letter refers to the horizontal axis in a 2D coordinate graph?
A. X
B. Y
C. Z
15. Which letter refers to the demographic population who was born between 1997 and 2012?
A. X
B. Z
C. A
16. Which letter is the most commonly used in English words?
A. I
B. O
C. E
17. The lowercase of which letter is used to denote a mathematical constant that is approximately equal to 2.71828?
A. U
B. I
C. E
18. Which letter is denoted by one dot followed by three dashes in the International Morse Code?
A. J
B. P
C. R
19. Which letter denotes a number that measures how quickly a virus is spreading in the population during a pandemic?
A. Q
B. R
C. L
20. Which clothing size is between S and L?
A. I
B. M
C. F
21. Which letter was created by an Italian grammarian called Gian Giorgio Trissino in 1524, making it the last letter to be added to the modern English alphabet?
A. W
B. J
C. Z
22. The chief of the Secret Intelligence Service, often known as MI6, typically signs letters with which letter?
A. I
B. S
C. C
23. Which vitamin can the body create from direct sunlight?
A. K
B. D
C. C
24. “Canine letter” or dog’s letter refers to which letter in the English alphabet as it imitates a snarling dog’s sound?
A. R
B. Z
C. I
25. Which letter plays a role as an indefinite article in English grammar?
A. A
B. E
C. I
26. Which letter means “loud” on a sheet of music?
A. P
B. F
C. L
27. The pound sign, which is the symbol for the currency of the United Kingdom, is derived from which letter?
A. P
B. L
C. S
28. What is the middle name of the former U.S. President Harry Truman?
A. F
B. S
C. K
29. In the United Kingdom, which movie rating is suitable for all audiences?
A. U
B. E
C. A
30. First produced in 2015, which Tesla car model is known for using falcon-wing doors for passenger access?
A. S
B. Y
C. X
31. Which type of nuclear bomb explodes from the intense energy caused by nuclear fusion?
A. A
B. B
C. H
32. The sound of sleeping can be described by using which letter three times in a row?
A. A
B. O
C. Z
33. In Microsoft Windows operating systems, the primary hard disk is designated with which letter?
A. C
B. D
C. E
34. Which letter follows the word “Elizabeth” when the queen signs her name?
A. T
B. R
C. Q
35. Which letter denotes a trillion in the metric system?
A. M
B. G
C. T
What do you think about these one letter answer quiz questions? We hope you learn some interesting facts and enjoy your time. For more challenges on the same topic, check out the following initials quiz or this pot luck quiz.
Helen Mort
Question 13 is incorrect. Wales is a country in the UK (I was born here and I’ve lived here most of my life)