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Microscope Practice Quiz /LE Lab Instructor: Mr. Buckley

Name _______________________

Choose the answer which best completes the following statement or answers the following question. Base your answers to questions 1 through 5 on the diagram of a microscope below and on your knowledge of biology. Place the letter(s) corresponding to your answer in the appropriate blank on your student answer sheet.

1. Which part of the microscope would you adjust to regulate the amount of light reaching the specimen? _________ 2. Which part of the microscope allows light to pass from the objective to the eyepiece? _______ 3. Information about which two lettered parts is needed in order to determine the total magnification of an object viewed with the microscope in the position shown? ____________ and ____________ 4.. Which lettered part should be used to focus the image while using low power? ____________ 5. Which part of the microscope would you turn to go from low to high power? __________ Write the correct answer in the blanks on your student answer sheet provided for question 6. 6. State two ways the image seen through the microscope differs from the actual specimen being observed._________________ and ___________________________ 1

Microscope Practice Quiz /LE Lab Instructor: Mr. Buckley

Name _______________________

7. Which statement is correct? (1) The coarse adjustment should be used to focus on high power. (2) When using the microscope, first find the specimen on high power, center the specimen in the field of view and then focus and view the specimen on low power. (3) As we go from low to high power, the field of view gets smaller and the image gets darker. (4) The total magnification of the microscope is computed by multiplying the objective powers together 8. The technique of lowering the coverslip at an angle is used to (1) make organelles more visible (2) reduce the formation of air bubbles (3) make the specimen transparent (4) reduce the size of...
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