Q1. Who is credited with inventing the earliest known organ, the hydraulis?
A. Aristotle
B. Ctesibius of Alexandria
C. Pythagoras
D. Plato
Answer: B. Ctesibius of Alexandria
Q2. What replaced water pressure in ancient organs to supply wind?
A. Electric blowers
B. Foot pedals
C. Hand-pumped bellows
D. Steam engines
Answer: C. Hand-pumped bellows
Q3. In what century did pipe organs begin to appear in Western European churches?
A. 3rd century
B. 8th century
C. 12th century
D. 15th century
Answer: B. 8th century
Q4. What is the primary source of sound production in a pipe organ?
A. Vibrating strings
B. Hammered metal bars
C. Electronic oscillators
D. Pressurized air (wind) through pipes
Answer: D. Pressurized air (wind) through pipes
Q5. How many main parts does a conventional pipe organ typically consist of?
A. Two
B. Three
C. Four
D. Five
Answer: C. Four
Q6. What are the two primary categories of organ pipes?
A. Metal and wood
B. Open and stopped
C. Flue and reed
D. Principal and flute
Answer: C. Flue and reed
Q7. How do flue pipes produce sound?
A. By air vibrating against a sharp edge (labium)
B. By a beating reed vibrating
C. By electronic amplification
D. By striking a metal tongue
Answer: A. By air vibrating against a sharp edge (labium)
Q8. How do reed pipes differ in sound production from flue pipes?
A. They have no resonator
B. They use a vibrating metal tongue (reed)
C. They require water pressure
D. They are always stopped
Answer: B. They use a vibrating metal tongue (reed)
Q9. What is a “rank” in a pipe organ?
A. A set of pipes of the same timbre, one for each note
B. A single pipe
C. A division of the organ
D. A type of stop knob
Answer: A. A set of pipes of the same timbre, one for each note
Q10. What does a “stop” control on an organ console do?
A. Turns off the blower
B. Changes the pedalboard layout
C. Activates or deactivates a rank of pipes
D. Adjusts the room acoustics
Answer: C. Activates or deactivates a rank of pipes
Q11. What is a “division” in a pipe organ?
A. A group of unrelated pipes
B. The facade pipes
C. The wind chest only
D. A section of ranks controlled by one manual or pedal
Answer: D. A section of ranks controlled by one manual or pedal
Q12. What are “manuals” on a pipe organ?
A. Hand-played keyboards
B. Foot-operated keyboards
C. Stop controls
D. Expression pedals
Answer: A. Hand-played keyboards
Q13. What is the pedalboard used for?
A. Controlling volume
B. Activating percussion effects
C. Playing bass notes with the feet
D. Switching divisions
Answer: C. Playing bass notes with the feet
Q14. What is the purpose of a swell box?
A. To store extra pipes
B. To tune reeds
C. To supply wind pressure
D. To enclose pipes and control volume with shades
Answer: D. To enclose pipes and control volume with shades
Q15. What pitch does an 8′ stop produce relative to the key pressed?
A. Unison (normal concert pitch)
B. One octave higher
C. One octave lower
D. Two octaves lower
Answer: A. Unison (normal concert pitch)
Q16. What does a 16′ stop sound like compared to an 8′ stop?
A. The same pitch
B. One octave higher
C. One octave lower
D. Much quieter
Answer: C. One octave lower
Q17. What is a mixture stop?
A. A single rank of soft flutes
B. A compound stop with multiple ranks sounding higher harmonics
C. A reed imitating a clarinet
D. A percussion effect
Answer: B. A compound stop with multiple ranks sounding higher harmonics
Q18. What material are many large bass pipes made of?
A. Wood
B. Plastic
C. Glass
D. Ceramic
Answer: A. Wood
Q19. What is the largest fully functional pipe organ in the world, based on playing pipes?
A. Boardwalk Hall, Atlantic City
B. Wanamaker Organ, Philadelphia
C. Salt Lake Tabernacle
D. St. Bavokerk, Haarlem
Answer: B. Wanamaker Organ, Philadelphia
Q20. Which organ has the most pipes overall (though not fully functional)?
A. Boardwalk Hall Auditorium Organ
B. Wanamaker Organ
C. Passau Cathedral
D. Sydney Town Hall
Answer: A. Boardwalk Hall Auditorium Organ
Q21. Who is considered the greatest Baroque composer for organ music?
A. Cesar Franck
B. Charles-Marie Widor
C. Johann Sebastian Bach
D. Olivier Messiaen
Answer: C. Johann Sebastian Bach
Q22. Which famous piece by Bach is nicknamed “The Wedge” due to its fugue subject?
A. Prelude and Fugue in E minor, BWV 548
B. Toccata and Fugue in D minor
C. Passacaglia and Fugue in C minor
D. Fantasia and Fugue in G minor
Answer: A. Prelude and Fugue in E minor, BWV 548
Q23. Charles-Marie Widor’s most famous organ work is from which symphony?
A. Symphony No. 1
B. Symphony No. 5 (Toccata)
C. Symphony No. 8
D. Symphony No. 10
Answer: B. Symphony No. 5 (Toccata)
Q24. Which 20th-century composer redefined organ registration with works like “Apparition de l’église éternelle”?
A. Marcel Dupre
B. Jehan Alain
C. Maurice Durufle
D. Olivier Messiaen
Answer: D. Olivier Messiaen
Q25. What distinguishes a theatre organ from a classical church organ?
A. No pedals
B. Unification and percussion effects for accompaniment
C. Only flue pipes
D. Hydraulic wind supply
Answer: B. Unification and percussion effects for accompaniment
