WorksheetsBiology - Microscopes
Total questions: 15
Worksheet time: 8mins
The eyepiece of a microscope is also known as...
the ocular lens
the objective lens
the coarse focus
the fine focus
The lens of the microscope closest to the stage is...
the ocular lens
the objective lens
the stereomicroscope
the binocular microscope
the coarse focus knob is...
used to focus the image on low power
used to focus the image on high power
located on the eyepiece
switches the light on and off
The stage is...
used to direct light to the specimen
for shining light onto the specimen
where the specimen is placed
above the objective lens
The neck of the microscope...
has only one ocular lens
contains the light source
is where you will find the eyepiece
is also called the handle
The image is...
the stage
what is seen using the microscope
the specimen
a microscope that uses light
Magnification is...
the amount by which the image is magnified compared to the real object
the amount by which the object is shrunk compared to the image
an instrument used to make very small things look bigger
a way to describe objects that can only be seen using a microscope
Field of view means...
the amount of the specimen seen through a microscope
the size of the stage
how far the eyepiece is from the lens
how far the stage is from the lens
A micrometer is...
one thousandth of a millimetre
one millionth of a millimetre
one thousandth of a metre
one millionth of a metre
Which symbol means 'micro'
μ
λ
π
θ
Microscopic describes...
objects that can only be seen using a microscope
an instrument used to make small things look bigger
one millionth of a metre
items made to look bigger
The specimen is...
a sample of a living thing
the object being looked at through a microscope
the tube between the eyepiece and the lens
the multiplication value
When properly carrying a mocroscope you should have hands on:
the stage and arm
the base and the arm
the body tube and the base
the eyepiece and the stage
If you can no longer see the specimen when you get to high power you should:
use the coarse adjustment knob to help you focus
lower the stage, move the slide and go back to using high power
go back to low or medium power and begin again
lower the stage, move the slide around and then go back to high and use the coarse adjusment knob to focus
What should you never do when using the microscope?
swing it around while carrying it
use the coarse adjustment on high power
place it right next to the edge of the table
all of these
