Each of these is a quiz question in its own right, but the answers connect to a common theme, which could be anything from plumb straightforward to bizarrely lateral
4 What is a generic name for a person whose trade is building with units of bricks or stones, usually with mortar or cement? What layer of the earth comes between its crust and core? A beaver builds a dam with wood, bark, etc to protect its home (built from similar material). What is its home called? What name is given to any small, ornamental mat, as of embroidery or lace, that you might find on a table?
5 In 2000, which London art gallery transformed itself into a federation of four museums with ‘Modern’ added to its name?