Bio 100 Lab Exam 1 Questions and Answers Rated A+

Bio 100 Lab Exam 1 Questions and Answers Rated A+ **What are the stages of the scientific method?** The stages include Observation, Formulation of Hypothesis, Testing of Hypothesis, and Analysis of Data. **Define a Hypothesis.** A hypothesis is a provisional answer to a question raised by an observation. **What characterizes a strong scientific hypothesis?** A strong hypothesis effectively restates a question and proposes a plausible explanation for the observed phenomenon. **What is a crucial aspect of a valid hypothesis?** It must be capable of being tested through observation or experiment. **Define a Control.** A control serves as a standard against which experimental results are compared. **What are the two types of controls used in experiments?** They are positive and negative controls. **Explain a positive control.** A positive control remains unchanged throughout the experiment and includes all variables. **Describe a negative control.** A negative control involves... **What is a Variable?** A variable is... **What are the two main categories of variables in experiments?** They are control and independent variables. **Define an independent variable.** An independent variable is... What is a dependent variable? f What are the Five Biological Kingdoms? domain archea, domain bacteria, eukarya/ protista, eukarya/ fungi, eukarya/ plantae, eukarya/ animalae what are the characteristics of Domain Archea? simplest structure, no nucleus, no membrane bound organelles, can exists