Grade 12 Biology: Microscope Observation Worksheet
This worksheet assesses understanding of microscope parts, functions, and proper observation techniques at a Grade 12 level, including calculations for magnification and field of view.
Includes
Standards
Microscope Observation Skills
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Show all calculations where necessary.
1. Which part of the microscope is used to make large adjustments to the focus?
Fine Adjustment Knob
Coarse Adjustment Knob
Diaphragm
Revolving Nosepiece
2. If the eyepiece lens has a magnification of 10x and the objective lens has a magnification of 40x, the total magnification is .
3. As you increase the magnification of a microscope, the field of view .
4. Describe the proper steps for bringing a specimen into focus under low power, then switching to high power, ensuring the specimen remains visible and focused.
5. It is always safe to use the coarse adjustment knob with the high power objective lens.
True
False
6. Label the indicated parts of the microscope below:
A.
B.
C.
D.
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