How are elections run and how do voting systems work in the UK?
Who can vote and how elections work, the first-past-the-post system used for general elections and its advantages and disadvantages, other voting systems used in the UK, the role of political parties, and the importance of voting and turnout.
A focused answer for OCR GCSE Citizenship Studies on elections and voting systems: who can vote, how general elections work, first-past-the-post and its advantages and disadvantages, other voting systems used in the UK, the role of political parties, and the importance of voter turnout.
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What this dot point is asking
OCR wants you to explain who can vote and how elections are run, how the first-past-the-post system works and its strengths and weaknesses, what other voting systems are used in the UK, the role of political parties, and why voting and turnout matter. This Section 2 topic is examined through knowledge questions on the voting system and through "Explain" and "Evaluate" questions on whether first-past-the-post is fair.
Who can vote and how elections work
First-past-the-post and its advantages and disadvantages
Other systems, parties and turnout
Other UK elections use different systems: the Scottish Parliament and Welsh Senedd use a partly proportional system, Northern Ireland and some Scottish councils use the single transferable vote (STV), and some mayoral elections have used other methods. These tend to give a fairer match between votes and seats but can produce coalitions and weaker majorities, which is the central trade-off in "evaluate" answers.
Political parties (such as the larger national parties and smaller ones) organise candidates, set out policies in manifestos and campaign for votes; the party with a Commons majority forms the government. Voter turnout, the percentage of registered voters who vote, matters because low turnout can weaken a government's legitimacy and leave some groups under-represented, which links to participation later in Section 2.
Try this
Q1. What voting system is used to elect MPs to the House of Commons? [Knowledge recall]
- Cue. First-past-the-post.
Q2. Explain one disadvantage of first-past-the-post. [Short explanation]
- Cue. It is not proportional, so a party's share of seats can differ sharply from its share of votes, and votes for losing candidates or in safe seats can feel wasted.
Exam-style practice questions
Practice questions written in the style of OCR exam questions on this dot point, with worked answer explainers. The year tag is the paper they imitate, not the source.
OCR J270 20181 marksWhat voting system is used to elect MPs to the House of Commons? Tick one box.Show worked answer →
A multiple-choice knowledge question (1 mark). The correct answer is first-past-the-post.
UK general elections use first-past-the-post: the candidate with the most votes in each constituency wins the seat. Distractors might include proportional representation, the single transferable vote or the alternative vote, which are used in some other UK elections but not for the House of Commons.
OCR J270 20218 marksExplain the advantages and disadvantages of the first-past-the-post voting system.Show worked answer →
An extended "Explain" question (8 marks, AO1 and AO2). Reward a developed balance of advantages and disadvantages.
Advantage one. It is simple to understand and produces a clear result, usually giving one party an overall majority so it can form a stable, strong government that can pass its programme.
Advantage two. Each constituency has a single MP with a clear local link, so voters know who represents them.
Disadvantage one. It is not proportional: a party can win far fewer seats than its share of the national vote, and votes for losing candidates and "safe seats" can feel wasted, which can reduce turnout.
Disadvantage two. Smaller parties with support spread across the country win few seats, so the system can be unfair to them.
Top band. Two developed advantages and two disadvantages, with a judgement on whether stable government or fair representation should matter more.
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Sources & how we know this
- OCR GCSE (9-1) Citizenship Studies J270 specification — OCR (2016)
- Voting systems in the UK — UK Parliament (2023)