(1) What is petrichor?
Answer: The smell of rain on dry soil.
(2) What is the origin of the name ‘petri dish’?
Answer: Named after its German inventor, Julius Petri.
(3) In what country is the ancient city of Petra?
Answer: Jordan.
(4) What is a petrale sole?
Answer: A fish (Eopsetta jordani).
(5) What is the only word in the English language that ends with ‘-petry’ (8 letters).
Answer: Puppetry.