Free Printable Microscopes and Field of View

1.

Here are the settings on a microscope:
Ocular Lens: 10X
Low Power Objective Lens: 4X
Medium Power Objective Lens: 20X
High Power Objective Lens: 40X
Low Power Field Of View: 3mm
Use this information to figure out how long this bacteria is on high power.

a)

300 micrometers

b)

150 micrometers

c)

100 micrometers

d)

400 micrometers

2.

When would you use the diaphragm?

a)

When you wanted to move the stage

b)

When you wanted to adjust the light

c)

When you wanted to put the microscope away

d)

When you sneeze

3.

You can find total magnification by which of the following methods?

a)

ocular PLUS objective

b)

ocular TIMES objective

c)

ocular MINUS objective

d)

ocular DIVIDED BY objective

4.

Find the total magnification:
Eyepiece = 10X
Objective lens = 55X

a)

10x

b)

55x

c)

65x

d)

550x

5.

What is number 14?

a)

stage clips

b)

stage

c)

diaphragm

d)

light source

6.

What is number 15?

a)

light source

b)

base

c)

coarse adjustment

d)

fine adjustment

7.

What is number 17?

a)

body tube

b)

arm/neck

c)

stage

d)

base

8.

You should always carry the microscope by the

a)

arm and base

b)

arm and body tube

c)

arm only

d)

the objectives

9.

When looking at a specimen on your slide, you should always start with the

a)

low objective lens

b)

medium objective lens

c)

high objective lens

d)

super extra high power lens

10.

When looking through your microscope, you move your slide to the right- It appears

a)

to move to the right

b)

to stay the same

c)

to move to the left

d)

vanish

11.

The _______focuses the image under low power.

a)

revolving nosepiece

b)

fine adjustment knob

c)

coarse adjustment knob

d)

arm/neck

12.

The__________ sharpens the image under high magnification.

a)

the diaphragm

b)

fine adjustment knob

c)

coarse adjustment knob

d)

the ocular

13.

The lens you look through, closest to the top of the microscope, is called the

a)

objective lens

b)

ocular lens

c)

diaphragm

d)

light source

14.

The ________ of the microscope would show you the SMALLEST field of view.

a)

low power objective

b)

medium power objective

c)

high power objective

d)

stage

15.

Never use this when on high power.

a)

Fine adjustment

b)

Diaphragm

c)

Course adjustment

d)

Stage clips

16.

Who was the person who used his microscope to observe a thin slice of cork, and concluded that the cork was made up of cells?

a)

Robert Hooke

b)

Bill Nye

c)

Matthias Schleiden

d)

Rudolf Virchow

17.

What is the function of stage clips?

a)

To move the objectives

b)

To keep the slide secure

c)

To adjust the focus

d)

To look through

18.

The field of view is 1450 Micrometers and 8 fungi fruiting bodies are observed across the view. What is the size of one fungal fruiting bodies?

a)

11.6 mm

b)

8 mm

c)

1.45 mm

d)

1.82 mm

19.

The higher the magnification, the ________ you see of the specimen.

a)

more

b)

less

c)

higher

d)

lower

20.

Here are the settings on a microscope:
Ocular Lens: 10X
Low Power Objective Lens: 4X
Medium Power Objective Lens: 10X
High Power Objective Lens: 40X
Use this information to figure out how wide this bacteria is on high power.

a)

400 micrometers

b)

100 micrometers

c)

200 micrometers

d)

300 micrometers

21.

Here are the settings on a microscope:
Ocular Lens: 10X
Low Power Objective Lens: 4X
Medium Power Objective Lens: 20X
High Power Objective Lens: 30X
This image shows the field of view under low power (in millimeters).
Calculate the field of view that would appear on medium power.

a)

800 micrometers

b)

600 micrometers

c)

900 micrometers

d)

400 micrometers

22.

Here are the settings on a microscope:
Ocular Lens: 10X
Low Power Objective Lens: 4X
Medium Power Objective Lens: 20X
High Power Objective Lens: 30X
This image shows the field of view under low power (in millimeters).
Calculate the field of view that would appear on High power.

a)

533 micrometers

b)

622 micrometers

c)

429 micrometers

d)

400 micrometers

Microscopes and Field of View

Total questions: 22

Worksheet time: 31mins

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