Bio 103: Exam 3 Questions and Answers Already Graded A

Bio 103: Exam 3 Questions and Answers Already Graded A What type of organism makes its own food? A) Consumer B) Producer C) Decomposer D) Mutant Answer: B) Producer What direction do energy flows in a food chain? A) From producers to consumers B) From consumers to producers C) Through decomposers D) Randomly Answer: A) From producers to consumers In an energy pyramid, how does energy change as you move up the levels? A) It increases exponentially B) It decreases exponentially C) It remains constant D) It varies randomly Answer: B) It decreases exponentially Which of the following is more likely to be sustainable? A) Food chain B) Food web C) Ecosystem D) Community Answer: B) Food web What type of organism breaks down organic matter? A) Producer B) Consumer C) Decomposer D) Mutant Answer: C) Decomposer What type of ecological process occurs when predators have a significant impact on their prey populations? A) Trophic cascade B) Ecological succession C) Nutrient cycling D) Photosynthesis