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US Citizenship Practice Test 1
All 20 questions from Mock Exam 1, with answers and explanations.
These are the 20 questions from Mock Exam 1, written from the official USCIS study materials and covering Principles of Democracy, System of Government, Rights & Responsibilities, Colonial Period & Independence, The 1800s, Recent American History, Geography, Symbols & Holidays. Read through them with Show answer, or take the exam online first with the answers hidden and see your score. No sign-in needed.
Written by ChowChow Labs from the USCIS 2025 civics test materials. Last reviewed Oct 30, 2026. Spotted a mistake? Tell us.
Question 1 · Principles of Democracy
What is the supreme law of the United States?
- A. Federalist Papers
- B. Constitution
- C. Declaration of Independence
- D. Articles of Confederation
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Answer: B. Constitution
The Constitution is the supreme law of the United States.Source: USCIS 2025 civics test, “Principles of American Government”
Question 2 · System of Government
How many U.S. senators are there in total?
- A. 538
- B. 100
- C. 435
- D. 50
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Answer: B. 100
Each state elects two senators.Source: USCIS 2025 civics test, “System of Government”
Question 3 · System of Government
What is the minimum age to serve as a U.S. senator?
- A. 25
- B. 35
- C. 21
- D. 30
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Answer: D. 30
A senator must be at least 30.Source: USCIS 2025 civics test, “System of Government”
Question 4 · System of Government
What is the highest court in the federal judiciary?
- A. Tax Court
- B. Supreme Court
- C. District Court
- D. Court of Appeals
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Answer: B. Supreme Court
The Supreme Court is the highest federal court.Source: USCIS 2025 civics test, “System of Government”
Question 5 · System of Government
Which amendment limits a president to being elected twice?
- A. 17th Amendment
- B. 22nd Amendment
- C. 25th Amendment
- D. 12th Amendment
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Answer: B. 22nd Amendment
The Twenty-Second Amendment generally limits presidential elections to two.Source: USCIS 2025 civics test, “System of Government”
Question 6 · Principles of Democracy
Which amendment reserves powers not given to the federal government to the states or the people?
- A. Tenth Amendment
- B. First Amendment
- C. Twentieth Amendment
- D. Thirteenth Amendment
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Answer: A. Tenth Amendment
The Tenth Amendment reserves undelegated powers.Source: USCIS 2025 civics test, “Principles of American Government”
Question 7 · Colonial Period & Independence
In what year was the Constitution signed?
- A. 1865
- B. 1800
- C. 1776
- D. 1787
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Answer: D. 1787
Delegates signed the Constitution in 1787.Source: USCIS 2025 civics test, “Colonial Period and Independence”
Question 8 · The 1800s
Which document declared freedom for enslaved people in the rebelling states?
- A. Mayflower Compact
- B. Monroe Doctrine
- C. Emancipation Proclamation
- D. Bill of Rights
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Answer: C. Emancipation Proclamation
Lincoln issued the Emancipation Proclamation.Source: USCIS 2025 civics test, “The 1800s”
Question 9 · Recent American History
Which global war took place from 1939 to 1945?
- A. World War II
- B. Civil War
- C. Cold War
- D. World War I
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Answer: A. World War II
World War II ended in 1945.Source: USCIS 2025 civics test, “Recent American History”
Question 10 · Geography
Which country borders the United States to the north?
- A. Canada
- B. Mexico
- C. Cuba
- D. Brazil
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Answer: A. Canada
Canada is north of the contiguous United States.Source: USCIS 2025 civics test, “USCIS civics: Geography”
Question 11 · Symbols & Holidays
What do the 13 stripes on the U.S. flag stand for?
- A. 13 states today
- B. 13 amendments
- C. 13 presidents
- D. Original 13 colonies
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Answer: D. Original 13 colonies
The stripes represent the original colonies.Source: USCIS 2025 civics test, “Symbols and Holidays”
Question 12 · System of Government
When is Election Day for federal general elections?
- A. Tuesday after first Monday in November
- B. First Sunday in October
- C. Last Friday in December
- D. Second Monday in May
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Answer: A. Tuesday after first Monday in November
Federal general elections occur on that November Tuesday.Source: USCIS 2025 civics test, “System of Government”
Question 13 · Rights & Responsibilities
What is one way citizens take part in American democracy?
- A. Vote in elections
- B. Buy a title
- C. Ignore laws
- D. Appoint judges
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Answer: A. Vote in elections
Voting is a fundamental way to participate.Source: USCIS 2025 civics test, “Rights and Responsibilities”
Question 14 · Rights & Responsibilities
Under the Fifth Amendment, who is entitled to due process of law?
- A. Only property owners
- B. Persons
- C. Only senators
- D. Only voters
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Answer: B. Persons
The Fifth Amendment protects persons from deprivation without due process.Source: USCIS 2025 civics test, “Rights and Responsibilities”
Question 15 · System of Government
Which branch of government makes federal laws?
- A. Judicial branch
- B. Cabinet
- C. Executive branch
- D. Legislative branch
Show answer
Answer: D. Legislative branch
Congress makes federal laws.Source: USCIS 2025 civics test, “System of Government”
Question 16 · System of Government
How long is a president's term?
- A. 8 years
- B. 6 years
- C. 4 years
- D. 2 years
Show answer
Answer: C. 4 years
Presidents are elected for four-year terms.Source: USCIS 2025 civics test, “System of Government”
Question 17 · System of Government
Who signs bills into law or vetoes them?
- A. President
- B. Governor
- C. Chief Justice
- D. Vice President
Show answer
Answer: A. President
The president can sign or veto legislation.Source: USCIS 2025 civics test, “System of Government”
Question 18 · Rights & Responsibilities
Which amendment says the right to vote cannot be denied because of race?
- A. 15th Amendment
- B. 19th Amendment
- C. 13th Amendment
- D. 26th Amendment
Show answer
Answer: A. 15th Amendment
The Fifteenth Amendment prohibits race-based voting discrimination.Source: USCIS 2025 civics test, “Rights and Responsibilities”
Question 19 · Rights & Responsibilities
Which amendment protects against unreasonable searches and seizures?
- A. Sixth Amendment
- B. Tenth Amendment
- C. Fourth Amendment
- D. First Amendment
Show answer
Answer: C. Fourth Amendment
The Fourth Amendment addresses unreasonable searches and seizures.Source: USCIS 2025 civics test, “Rights and Responsibilities”
Question 20 · Colonial Period & Independence
Who was the main writer of the Declaration of Independence?
- A. George Washington
- B. Abraham Lincoln
- C. James Madison
- D. Thomas Jefferson
Show answer
Answer: D. Thomas Jefferson
Thomas Jefferson drafted most of the Declaration.Source: USCIS 2025 civics test, “Colonial Period and Independence”
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