Look below to see exactly which questions you got 'right' or 'wrong'.

There is a specific link back to the material(s) on the web page(s) after each question. Clicking on this link will position the web page so that the information related to the question is within the first sentence or paragraph.

Use your browser's back button to return to this page.

Self-test answers

antarctic main thumbnail


Thank you for your participation!



doc ID:
Copyright © 1999-2015. Sonia Botos. Privacy statement. revised: 06/12/2015

To view this page the way it was intended you need a recent version of one of the following web browsers:

  • Firefox, Chrome, Internet Explorer, or compatible browser
  • JavaScript enabled

To view the detailed answer page, you need to have cookies enabled.

Your comments on presentation style, technical content, and anything else relating to the Web are always welcome. Send them to me at