This document contains a biology exam with multiple choice and short answer questions. The multiple choice section contains 11 questions testing knowledge of cellular processes like glycolysis, respiration, enzyme function, and photosynthesis. The short answer section provides 8 questions to choose from on topics such as the lock and key model of enzyme action, why ATP is important, comparing fermentation processes, enzyme denaturation, factors affecting the rate of enzymes, and comparing photosynthesis and respiration. The long answer section gives 3 questions to choose from, including defining and explaining the mechanism of photosynthesis, defining aerobic respiration and why it is more efficient than anaerobic respiration, and discussing the concept of limiting factors in photosynthesis.