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Basic Terms & Skills in Biological Science Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. One mole of aluminum atoms has a mass of 27 grams. How many grams are in 9.0 moles of aluminum?

Question 2 2. If you are driving at a speed of 55.0 miles per hour, then what is your speed in meters per second? (Hint: 1 mile = 1,600 meters.)

Question 3 3. Use dimensional analysis to convert 4 days into seconds.

Question 4 4. Which of the following is the closest to a mass of 500 mL of water?

Question 5 5. Which type of chart plots the relationship between dependent and independent variables?

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Question 6 6. Which of the following is viewed as scientific fact with no exceptions?

Question 7 7. Which of the following summarizes an accepted hypothesis tested by many scientists?

Question 8 8. An experiment should show that a hypothesis is either:

Question 9 9. How many millimeters are in 3 inches?

Question 10 10. In examining the graph, what conclusions can you make about the addictiveness of tobacco?

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Question 11 11. How many kilometers are in 10 meters?

Question 12 12. Which of the following is NOT part of the Scientific Method?

Question 13 13. A controlled experiment tests how many variables at one time?

Question 14 14. Which of the following are arranged from smallest unit to largest unit?

Question 15 15. At what step in the scientific method does a scientist propose the problem that he or she wants to solve?

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Question 16 16. Which type of chart compares data with relative percentages?

Question 17 17. Which type of learning approach focuses on subdivided parts?

Question 18 18. The density of mercury is 13.6 g/mL. What is its density in lbs/L? (Hint: 1 lb = 0.454 kg)

Question 19 19. Which statement below best describes a scientific law?

Question 20 20. How many mL are in 3.4 L?

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Question 21 21. Mutations in the BRCA1 gene are associated with breast cancer susceptibility. What do we mean when we say that people with a mutation in this gene have an 80% chance of developing breast cancer in their lifetime?

Question 22 22. A group of scientists want to study the effect of vitamin C on the life span of mice. To do this they will give 3 different doses of vitamin C to 3 different groups of mice. They will then compare the life span of the mice in each group to that of the other groups. In this example, the independent variable is what?

Question 23 23. Which variable remains unaffected by the other variables of an experiment?

Question 24 24. What is the definition of a hypothesis?

Question 25 25. How many moles of NaCl are in 5 grams of NaCl?

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Question 26 26. Which type of chart illustrates relationships between concepts or steps in a process?

Question 27 27. In order for a scientist's work to be accepted, other scientists must be able to _____ the experiment.

Question 28 28. Which of the following is NOT true about science?

Question 29 29. A group of scientists want to study the effect of vitamin C on the life span of mice. To do this they will give 3 different doses of vitamin C to 3 different groups of mice. They will then compare the life span of the mice in each group to that of the other groups. In this example, the dependent variable is what?

Question 30 30. Which languages contribute to most scientific vocabulary?

Basic Terms & Skills in Biological Science Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Biology 101: Intro to Biology  /  Science Courses
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