Yes.
Great Britain, part of the British Isles.
Yes. The British isles are a part of Europe.
They are all part of the British Isles, which in turn is (are?) part of the continent of Europe
Laos is very near China. Wales is part of the British isles and on the opposite side of the world.
London in IN the South West of England. It is the country's capital city.
Although they are often (wrongly) used interchangeably, they have different meanings. The United Kingdom consists of the largest of the two main islands, Britain, (incorporating England, Scotland and Wales) - and Northern Ireland, which is part of the island of Ireland. The British Isles is a geographical term referring to islands consisting of the same four countries with the addition of the Republic of Ireland and the Isle of Man and many other smaller islands around their coasts.
The Republic of Ireland is geographically part of the British Isles.
315000 square kilometres. This includes Ireland, which geographically is part of the British Isles.
The Shetland Isles.
England, Scotland, Wales and Northern Ireland are all integral parts of the United Kingdom of Great Britain and Northern Ireland. Incidentally, the 'British Isles' is a geographical term to describe the islands of Britain and Ireland and all of their offshore islands and is nothing to do with the political divisions within the British Isles.
No