Time Trial
Watched the programme, browsed the web pages? Now try our quick quiz to see how you get on.
(The quiz uses JavaScript so you need to be using Netscape 3, Internet Explorer 3.01 or above, and have JavaScript enabled)
select answer Flint Chert Chalk
select answer Black gold Black chert Black chalk
select answer Igneous Sedimentary Metamorphic
select answer Obsidian Jasper Granite
select answer Sponges Molluscs Coral
select answer Silicosis Tuberculosis Cystic fibrosis
Text only
Related links
