Fast review mode: answers are shown by default so you can skim quickly. Hide them if you want to self-test.
Directions: Use the information below and your knowledge of science to answer questions below.
Twenty specimens of a new species of butterfly are introduced to a small forest.
The following is a graph of the number of butterflies of this species in the forest as a function of time.
Join 4M+ learners. Unlock unlimited quizzes, wrong-answer tracking, flashcards + reminders, study guides, and 1-on-1 challenges.