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Review for Biology 100 Exam 1 2025 Questions and Answers What is the levels of biological organization from simplest to complex? ....ANSWER ...-Atom, molecule, cell, tissue, organ, organism, population, kingdom. What is a Producer? - ....ANSWER ...-A organism that produces complex organic compounds from simple inorganic molecules. I.E: Photosynthesis. What is a Decomposer? - ....ANSWER ...-An organism that recycles nutrients by the neutral process of decomposition. I.E: Fungi. What is a Consumer? - ....ANSWER ...-An organism that consumes other consumers, and producers to thrive. Cannot make their own nutrients. I.E: Lion. What is Energy? - ....ANSWER ...-The capacity to do work, or the capacity for work. In the world of life does energy flow in one direction, two directions or is it cyclical? ....ANSWER ...-Energy flows in every direction from everything. Are nutrients recycled? - ....ANSWER ...-Yes, they are recycled. What type of organism is responsible for this recycling of nutrients? ....ANSWER ...-Cells or decomposers. …FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1