General Knowledge Quiz for Tuesday, 1 November 2016
A new general knowledge quiz is available every day. Try today's quiz or work through our archive of daily and themed quizzes.
Question 1: In speleology, what does phreatic action achieve?
A
B
Erodes a trench in a cave floor
Forms cave passages by dissolving the limestone in all directions
C
Forms stalactites
D
Erodes a well funnel