General Biology Lab Quiz 1 1/24/2019 1. In the metric system the term kilo means a 1/1000 c. 100 b. 1/100 d. 1000 2 A solution is a. The liquid in which a substance is dissolved b. The miture of the liquid and the substance which is dissolved in C. The substance dissolved in a liquid 3. Which of the following will NOT be done in today’s lab? a. Metric conversions c. Use of micropiettes b. Serial dilutions d. Use of volumetric glassware 4. A stock solution is a. A solution that is ready for use b. A solution which is concentrated and will be diluted before use c. A solvent used to dilute the concentration of a solution d. One of a sequential set of dilutions 5. What the investigator varies (or changes or manipulates) during the experiment b. Control d. Independent variable c. Dependent variable 6. Variables that the investigator keeps constant and does not allow to change during arn a. Controlled variables b. Dependent variables d. Steady variables 7. The variable which is measured and which is expected to change in response to the manipulation of a different variable a. Controlled variables c. Independent variables b. Dependent variables d. Steady variables 8. A treatment in which the independent variable is either eliminated or set at a standard value and which will be used as a comparative. a. Control c. Replicate b. Dependent variable d Standard 9. If all the numbers are summed and are the divided by the sample size you get the a. Mean c. Mode b. Median d. Percentle 10.The most frequently occurring number in a set a. Average c. Median b. Mean d. Mode 11. The diference between the largest and smallest numbers in a set a Bounds c. Range b. Limits d. Scale