Microscope

The best microscope to use when observing how cells are arranged in a leaf is the______.

• Scanning electron microscope       

• . Light Microscope                           

• transmission electron microscope

• polarizing microscope

The part of the microscope where you put the specimen

• Number  16                              

• Number  15           

• number 18             

• Number  20                             

When you change the objective from low power to high power, the specimen will appear to ______.

•                   .decrease in size                   

•      remain the same size     

• increase in size               

•   diminish in size  

George wanted to have compute the magnification of the ant he is viewing in the microscope in the   laboratory. He can do it by taking the______.

             

• sum of objective and eyepiece magnification            

    

• magnification of the eyepiece

                      

•  magnification of the objective                                

• product of the objective and eyepiece magnification  

Check the illustration below, what is the approximate magnification of the image in the right compared to the   image on the left?

                     

• 10X   

•                   2X                 

•    0.5X          

• 0.2X

Your groupmate asks you to move a microscope near the window for the natural light, how do you carry it?

             

• by the body tube and the eyepiece       

•     one hand on the arm and the other under the base

               

• with one hand                                      

•  with one hand on the base and the other on the eyepiece.

The part of the microscope which keeps the slide from slipping

                 

•        Base

•                        Arm                               

• Diaphragm

• Stage clips

What is the total magnification of the specimen if use the following:

                     Eyepiece  20 X               Objective    3X

                    

•    23 X             

•     15x                          

• 6X               

• 60X

What type of microscope is used in this image of a fly ?

                                

•                    magnifying glass                          

•      portable microscope

             

•     scanning electron microscope         

•   reflection electron microscopy

Use the _______ focuses the image under low power.

 

                  

• revolving nosepiece                          

•    coarse adjustment knob

                      

• fine adjustment knob           

•             D. arm/neck