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WorksheetsMicroscope, lab safety and metric system review
Total questions: 8
Worksheet time: 2hrs 46mins
Which part of the microscope is used to regulate the amount of light to view the specimen? This is #7 on the figure.
Diaphragm
Light source
Fine adjustment knob
Coarse adjustment knob
Which part of the microscope allows you to view the microscopic specimen at the lowest magnification?
4x objective lens
40x objective lens
ocular lens
octopus lens
Regarding lab safety, which of the following should you NOT do during lab time?
Have an open drink.
Follow the instructions.
Conduct the experiment in a respectable fashion.
Run your experiment based on the scientific method.
Convert: 2.85 cm = _________ dam
0.00285 dam
0.0285 dam
0.000285 dam
0.0000285
Convert: 127 ml = ______ ul
127,000 ul
12,700 ul
1,270 ul
1,270,000 ul
You weighed a small shell in lab that was 12.9 g. Convert this to nanograms (ng).
12,900,000,000
1,290,000,000
129,000,000
12,900,000
You measured a bone in lab. One end measured 73.22 cm. The other end measured 42.21 cm. What is the length of the bone in hectometers?
0.003101 hm
0.03101 hm
0.3101 hm
31.01 hm
In the laboratory, you have measured 5 ml of distilled water for the control group. Convert 5 ml to liters.
0.005 L
0.05 L
0.5 L
0.0005 L
