BIOL 1408 Questions and Answers

1.) Which of the following statements about the properties of life is false? A) Organisms have the ability to respond to stimuli from the environment. B) Organisms have an unchanging, constant internal environment C) Organisms have the ability to take in energy and use it. D) Organisms have the ability to reproduce. Ans- B) Organisms have an unchanging, constant internal environment 2) Life is organized in a hierarchical fashion. Which of the following sequences correctly lists that hierarchy from least inclusive to most inclusive? A) molecule, cell, organism, organ system, tissue, population, organ, organelle, community, ecosystem B) ecosystem, population, organ system, cell, community, molecule, organ, organism, organelle, tissue C) molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem D) cell, molecule, organ system, organ, organelle, population, tissue, organism, ecosystem, community Ans- C) molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem 3) What is the difference between a tissue and an organ system? A) A tissue cannot exist unless it is a component of an organ system, whereas an organ system can exist independently of tissues. B) The tissue level of organization is more inclusive than the organ system level. C) An organ system includes tissues. D) Tissues are not composed of cells; organ systems are composed of cells. Ans- C) An organ system includes tissues. 4) The tree in your backyard is home to two cardinals, a colony of ants, a wasp's nest, two squirrels, and millions of bacteria. Together, all of these organisms represent A) a community. B) a species. C) a population. D) an ecosystem. Ans- A) a communi