NAS2 Challenge Exam Questions and Answers All Correct

NAS2 Challenge Exam Questions and Answers All Correct Purpose of Scientific Method - Answer-solve a problem or answer a question Question, Hypothesis, Experiment, Observe & Record, Analyze, Conclude - Answersteps of scientific method Independent variable - Answer-a variable that stands alone and isn't changed by the other variables you are trying to measure, change or controlled example: age dependent variable - Answer-a variable dependent on other factors, tested or measured example: test score - factors that go into a score you receive on a test control group - Answer-does not receive treatment and used to compare or measure the other subjects experimental group - Answer-exposed to changes in independent variable anatomy - Answer-branch of science concerned with bodily structure of living organisms; structure physiology - Answer-science dealing with the functions of living things or their organs level of organization - Answer-living things arranged from the simplest to most complex are: organelle cells tissues organs organ systems, organism populations communities ecosystem biosphere requirements for life - Answer-Cellular organization Reproduction Metabolism Homeostasis Heredity Response to stimuli Growth and development Adaptation through evolution