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ILTS Biology: Measurement & Observation 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. Why does rounding cause problems in the lab?

Question 2 2. At what line would you read this meniscus?

Question 3 3. What did Archimedes use to determine that the crown was not really made of gold?

Question 4 4. What was Archimedes' discovery?

Question 5 5. Why does a meniscus occur at the surface of a liquid?

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Question 6 6. Which part of the microscope would you use to make small adjustments to the magnified image?

Question 7 7. Which of these measurements is closest to the volume of one liter?

Question 8 8. Which part of the microscope do you look through to see a magnified image?

Question 9 9. What is the mass of a liquid with a density of 2.12 g/mL and a volume of 53.0 mL (to the nearest gram)?

Question 10 10. Which of the following is the closest to a mass of 500 mL of water?

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Question 11 11. If you are looking through an eyepiece with 10x magnification, and the objective lens you're using is 40x magnification, what is the total magnification of the image?

Question 12 12. What is the standard unit of length?

Question 13 13. Why is the compound microscope named as such?

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

Question 15 15. Why do we use displacement to measure the volume of an irregular object?

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Question 16 16. What is the density of a solid that has a mass of 9.2 grams and a volume of 12.3 cm3 ? Would this object float or sink in water?

Question 17 17. How many mL are in 3.4 L?

Question 18 18. Why are standard units important in the biology lab?

Question 19 19. How does an object's volume relate to the amount of water displaced?

Question 20 20. What is the correct level at which to read a meniscus?

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Question 21 21. Why does a concave meniscus form the way it does?

Question 22 22. Which way does a convex meniscus curve?

Question 23 23. Which parts do you use to carry the microscope?

Question 24 24. How is volume related to density?

Question 25 25. What is the standard unit of mass?

ILTS Biology: Measurement & Observation 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!

ILTS Science - Biology (105): Practice and Study Guide  /  Science Courses
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