Biology (College) quiz
165 questions across 1 difficulty level. Every attempt draws a fresh random set, so you can play as often as you like.
Choose your level
Hard
165 questions
Playing needs a free account so your score can appear on the leaderboard — create one in under a minute.
Sample questions
- The wings of a bat and the wings of a butterfly are
- The first groups of animals to develop lung tissue adequate to support their respiratory requirements without the use of supplementary gas exchange organs were the
- Which of the following tissues in an actively photosynthesizing plant would have the highest rate of oxygen production?
Answers are revealed after you submit a quiz.