Grade 10 Biology: Mastering Slide Observation
This worksheet covers essential concepts and practical skills for observing biological slides under a microscope, suitable for Grade 10 Science students.
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Grade 10 Biology: Mastering Slide Observation
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Date:
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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.
1. Which part of the microscope should you use to make large adjustments to the focus under low power?
Fine adjustment knob
Coarse adjustment knob
Revolving nosepiece
Diaphragm
2. What is the total magnification if the eyepiece is 10x and the objective lens is 40x?
50x
400x
40x
100x
3. The adjusts the amount of light passing through the specimen.
4. When moving from low power to high power, you should only use the adjustment knob.
5. Label the following parts of the microscope:
A.
B.
C.
D.
6. Explain two safety precautions you should take when handling a microscope.
7. You should always start observing a slide under high power magnification.
True
False
8. The field of view decreases as magnification increases.
True
False