question: What occurs naturally on every continent except Antarctica?
choices.text: snow pollination a frog glowworms hornworts liverworts wind ice
choices.label: A B C D E F G H
formatted_question: What occurs naturally on every continent except Antarctica? (A) snow (B) pollination (C) a frog (D) glowworms (E) hornworts (F) liverworts (G) wind (H) ice