9/11 attacks MCQs [USA – America] January 8, 2026August 20, 2024 by u930973931_answers 50 min Score: 0 Attempted: 0/50 Subscribe 1. On what date did the 9/11 attacks occur? (A) September 10, 2001 (B) September 11, 2001 (C) September 12, 2001 (D) October 11, 2001 2. Which city was the site of the World Trade Center attacks on 9/11? (A) Washington, D.C. (B) Boston (C) Chicago (D) New York City 3. How many hijacked planes were involved in the 9/11 attacks? (A) 2 (B) 4 (C) 3 (D) 5 4. Which organization was responsible for the 9/11 attacks? (A) Taliban (B) Al-Qaeda (C) ISIS (D) Hezbollah 5. Which building was hit first on September 11, 2001? (A) World Trade Center South Tower (B) World Trade Center North Tower (C) Pentagon (D) United Airlines Flight 93 6. Which plane crashed into the Pentagon on 9/11? (A) United Airlines Flight 93 (B) American Airlines Flight 77 (C) United Airlines Flight 175 (D) American Airlines Flight 11 7. Which flight was the fourth hijacked plane on 9/11, which ultimately crashed in Pennsylvania? (A) American Airlines Flight 77 (B) United Airlines Flight 93 (C) United Airlines Flight 175 (D) American Airlines Flight 11 8. How many people were killed in the 9/11 attacks? (A) Approximately 2,500 (B) Approximately 4,000 (C) Approximately 3,000 (D) Approximately 5,000 9. What time did the first plane, American Airlines Flight 11, crash into the North Tower of the World Trade Center? (A) 10:03 AM (B) 9:03 AM (C) 9:37 AM (D) 8:46 AM 10. What was the time of the crash of United Airlines Flight 175 into the South Tower? (A) 8:46 AM (B) 9:03 AM (C) 10:03 AM (D) 9:37 AM 11. Which building was targeted but did not collapse on 9/11? (A) The White House (B) The U.S. Capitol (C) The Empire State Building (D) The Lincoln Memorial 12. Who was the President of the United States during the 9/11 attacks? (A) George W. Bush (B) Bill Clinton (C) George H. W. Bush (D) Barack Obama 13. Which law was passed shortly after 9/11 to enhance national security and counterterrorism efforts? (A) The Anti-Terrorism Act (B) The Homeland Security Act (C) The National Security Act (D) The Patriot Act 14. Which airline had flights hijacked on 9/11? (A) Delta Airlines (B) JetBlue Airways (C) Southwest Airlines (D) American Airlines 15. Which building was the site of a major attack at the Pentagon on 9/11? (A) The Pentagon (B) The Capitol Building (C) The White House (D) The Lincoln Memorial 16. What was the name of the flight that crashed in Shanksville, Pennsylvania, on 9/11? (A) American Airlines Flight 77 (B) United Airlines Flight 93 (C) United Airlines Flight 175 (D) American Airlines Flight 11 17. Who was the leader of Al-Qaeda at the time of the 9/11 attacks? (A) Ayman al-Zawahiri (B) Abu Bakr al-Baghdadi (C) Osama bin Laden (D) Mullah Omar 18. Which organization was established to coordinate national efforts to protect against and respond to terrorist attacks? (A) FEMA (B) NSA (C) FBI (D) Department of Homeland Security 19. How many floors did the World Trade Center North Tower have before its collapse? (A) 90 (B) 100 (C) 110 (D) 110 20. What was the approximate height of the World Trade Center South Tower? (A) 1,200 feet (B) 1,362 feet (C) 1,368 feet (D) 1,050 feet 21. What was the name of the operation that led to the death of Osama bin Laden? (A) Operation Enduring Freedom (B) Operation Iraqi Freedom (C) Operation Desert Storm (D) Operation Neptune Spear 22. How long did it take for the World Trade Center North Tower to collapse after being hit by the plane? (A) 1 hour (B) 102 minutes (C) 56 minutes (D) 2 hours 23. What type of plane was used in the attack on the Pentagon? (A) Boeing 747 (B) Boeing 737 (C) Boeing 757 (D) Airbus A320 24. How many total people were on the four hijacked planes on 9/11? (A) Approximately 200 (B) Approximately 250 (C) Approximately 400 (D) Approximately 300 25. Which New York City agency was responsible for the immediate response and rescue efforts at Ground Zero? (A) FDNY (B) NYPD (C) EMT (D) FBI 26. Which monument was the intended target of the fourth hijacked plane, United Airlines Flight 93? (A) The White House (B) The U.S. Capitol (C) The Washington Monument (D) The Lincoln Memorial 27. What was the emergency response code for the 9/11 attacks? (A) Code Red (B) Code Blue (C) Code Black (D) Code Orange 28. Which of the following buildings was not damaged in the 9/11 attacks? (A) Liberty Tower (B) Chrysler Building (C) Empire State Building (D) Bank of America Tower 29. What was the primary reason for the collapse of the Twin Towers? (A) Structural damage from the impact (B) Explosion of nearby buildings (C) Ground shaking from an earthquake (D) Internal fire caused by the jet fuel 30. Which U.S. agency was responsible for counterterrorism and intelligence collection before the attacks? (A) NSA (B) FBI (C) CIA (D) FEMA 31. What was the estimated total cost of the damages caused by the 9/11 attacks? (A) $20 billion (B) $30 billion (C) $40 billion (D) $50 billion 32. Which major event was held in New York City to honor the victims of 9/11? (A) The Memorial Day Parade (B) The Thanksgiving Day Parade (C) The New Year's Eve Ball Drop (D) The Tribute in Light 33. What was the name of the commission established to investigate the events and causes of 9/11? (A) The Homeland Security Committee (B) The 9/11 Commission (C) The National Security Commission (D) The Terrorism Investigation Panel 34. Which airport was the departure point for American Airlines Flight 11? (A) Los Angeles International Airport (B) Boston Logan International Airport (C) San Francisco International Airport (D) Dallas/Fort Worth International Airport 35. What was the name of the building complex that included the World Trade Center? (A) Twin Towers Complex (B) New York International Center (C) Manhattan Towers (D) World Trade Center Complex 36. Which iconic New York City landmark was closest to the World Trade Center? (A) Brooklyn Bridge (B) Empire State Building (C) Statue of Liberty (D) One World Trade Center 37. Which legislation was passed to address security and intelligence coordination following the attacks? (A) The Homeland Security Act (B) The Freedom Act (C) USA PATRIOT Act (D) The National Defense Authorization Act 38. How many emergency responders died in the 9/11 attacks? (A) Approximately 250 (B) Approximately 300 (C) Approximately 400 (D) Approximately 500 39. What was the primary motive behind the 9/11 attacks, as outlined by Al-Qaeda? (A) Religious extremism (B) Opposition to U.S. foreign policy (C) Revenge for U.S. military presence in the Middle East (D) All of the above 40. Which major sports event was postponed due to the 9/11 attacks? (A) The Super Bowl (B) The NBA Finals (C) The US Open (D) The MLB World Series 41. What was the reaction of the U.S. military following the 9/11 attacks? (A) Immediate withdrawal from Afghanistan (B) Focusing on domestic security (C) Launching Operation Enduring Freedom (D) Engaging in diplomacy with the Taliban 42. Which country did the U.S. target in response to the 9/11 attacks? (A) Iraq (B) Iran (C) Afghanistan (D) Libya 43. What was the outcome for many first responders who worked at Ground Zero after the attacks? (A) They received health benefits (B) They were honored nationally (C) They developed health issues (D) They faced job loss 44. What event is commemorated annually on September 11th in the United States? (A) Veterans Day (B) Memorial Day (C) Independence Day (D) Patriot Day 45. Which structure was built to honor the victims of 9/11? (A) The National 9/11 Memorial & Museum (B) The Ground Zero Memorial (C) The Twin Towers Memorial (D) The World Trade Center Tribute 46. What was the total number of hijackers involved in the 9/11 attacks? (A) 15 (B) 17 (C) 19 (D) 21 47. What was the name of the operation to capture Osama bin Laden? (A) Operation Iraqi Freedom (B) Operation Desert Shield (C) Operation Neptune Spear (D) Operation Enduring Freedom 48. Which film was made about the events of 9/11? (A) United 93 (B) Both A and B (C) World Trade Center (D) None of the above 49. In which year did the U.S. officially commemorate the 10th anniversary of the 9/11 attacks? (A) 2008 (B) 2009 (C) 2010 (D) 2011 50. Which important security measure was implemented at airports following 9/11? (A) Enhanced passenger screening (B) Elimination of baggage checks (C) Reduction in flight security (D) None of the above