Free Error Detection Quiz – Spot the Mistake Online
Read each sentence carefully and choose the option that identifies the grammar mistake. Get instant feedback on each choice. After answering all 5 questions correctly, detailed explanations will appear below each question to help you understand why that part is wrong. Test and learn in a simple and fun way.
Error Detection Quiz – Train Your Eye to Catch Grammar Mistakes
Welcome to our free Error Detection Quiz! Competitive exams like banking tests, government recruitment exams, and many English proficiency tests include a "spot the error" section, where you must find the part of a sentence that breaks a grammar rule. Our spot the error quiz online trains exactly this skill.
This grammar error detection MCQs page covers a wide mix of mistakes — wrong tense, incorrect prepositions, faulty subject-verb agreement, and misused articles — because real exam questions rarely repeat the same error type twice in a row.
Our find the mistake quiz format forces you to read every part of the sentence critically instead of skimming, which is exactly the habit you need for timed exams where careless reading costs marks.
Practice this error spotting test with answers daily and you'll start noticing grammar mistakes automatically, both in exams and in your own writing.