Test 1 — Life in the UK Test Practice
About Test 1 (Official 3rd Edition Handbook)
Test 1 is a free 24-question practice test for British citizenship naturalisation and Indefinite Leave to Remain (ILR / settlement) applicants in the United Kingdom. Every question is written directly from the official Home Office handbook, Life in the UK: A Guide for New Residents (3rd Edition), covering British values, UK history, society, and government. To pass the official Life in the UK Test (booking fee £50 at gov.uk), candidates must answer at least 18 out of 24 multiple-choice questions correctly (75% pass mark) within 45 minutes.
Life in the UK Test 1

Which flag has a diagonal red cross on a white ground?
Correct Answer: The cross of St Patrick, patron saint of Ireland
The flag with a diagonal red cross on a white ground is the cross of St Patrick, the patron saint of Ireland.
It is one of the three crosses combined in the Union Flag — alongside the red cross of St George (England) and the white diagonal cross of St Andrew (Scotland).