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Microscope Pre-test

Total questions: 36

Worksheet time: 18mins

Name
Class
Date
1.

A

a)

Body Tube

b)

Ocular

c)

Revolving Nosepiece

d)

Base

e)

Disc Diaphragm

2.

B

a)

Stage Clips

b)

Base

c)

Revolving Nosepiece

d)

Objective Lenses

e)

Disc Diaphragm

3.

C

a)

Stage Clips

b)

Rack stop

c)

Ocular

d)

Base

e)

Stage

4.

D

a)

Stage Clips

b)

Revolving Nosepiece

c)

Ocular

d)

Arm

e)

Stage

5.

E

a)

Base

b)

Revolving Nosepiece

c)

Light

d)

Arm

e)

Fine Adjustment Knob

6.

F

a)

Low-power Objective

b)

Revolving Nosepiece

c)

Light

d)

Coarse Adjustment Knob

e)

Fine Adjustment Knob

7.

G

a)

Low-power Objective

b)

Revolving Nosepiece

c)

Light

d)

Coarse Adjustment Knob

e)

Fine Adjustment Knob

8.

H

a)

Body Tube

b)

Revolving Nosepiece

c)

Arm

d)

Coarse Adjustment Knob

e)

Stage

9.

I

a)

Revolving Nosepiece

b)

Disc Diaphragm

c)

Arm

d)

Coarse Adjustment Knob

e)

Stage

10.

J

a)

Revolving Nosepiece

b)

Stage

c)

Light

d)

Coarse Adjustment Knob

e)

Base

11.

K

a)

Revolving Nosepiece

b)

Stage

c)

High-power Objective

d)

Coarse Adjustment Knob

e)

Stage Clips

12.

L

a)

Revolving Nosepiece

b)

Stage

c)

High-power Objective

d)

Coarse Adjustment Knob

e)

Stage Clips

13.

M

a)

Revolving Nosepiece

b)

Arm

c)

Ocular

d)

Body Tube

e)

High-power Objective

14.

Maintains correct distance between the eyepiece and the objective lens

a)

Body tube

b)

Disc diaphragm

c)

High-power objective

d)

Coarse adjustment knob

e)

Base

15.

Supports the microscope, hold if carrying

a)

Body tube

b)

Disc diaphragm

c)

High-power objective

d)

Coarse adjustment knob

e)

Base

16.

Provides the most magnification; 40x

a)

Body tube

b)

Disc diaphragm

c)

High-power objective

d)

Coarse adjustment knob

e)

Base

17.

Moves the stage up and down for focusing RAPIDLY; big movement

a)

Body tube

b)

Disc diaphragm

c)

High-power objective

d)

Coarse adjustment knob

e)

Base

18.

Regulates the amount of light directed through object and objectives

a)

Body tube

b)

Disc diaphragm

c)

High-power objective

d)

Coarse adjustment knob

e)

Base

19.

Holds the objective lenses, can be rotated to move to low, mid, or high magnification

a)

Ocular

b)

Revolving nosepiece

c)

Stage

d)

Low-power objective

e)

Fine adjustment knob

20.

Used to SHARPEN image, moves stage SLIGHTLY

a)

Ocular

b)

Revolving nosepiece

c)

Stage

d)

Low-power objective

e)

Fine adjustment knob

21.

Supports the slide, allows light to pass through

a)

Ocular

b)

Revolving nosepiece

c)

Stage

d)

Low-power objective

e)

Fine adjustment knob

22.

Contains the magnifying lens that you look through; 10x

a)

Ocular

b)

Revolving nosepiece

c)

Stage

d)

Low-power objective

e)

Fine adjustment knob

23.

Source of illumination directed upward through the disc diaphragm, specimen, and body tube

a)

Stage clips

b)

Light

c)

Arm

d)

Body tube

e)

Disc Diaphragm

24.

Supports the body tube and used in carrying the microscope

a)

Stage clips

b)

Light

c)

Arm

d)

Body tube

e)

Disc Diaphragm

25.

Gives the least magnification; 4x

a)

Ocular

b)

Revolving nosepiece

c)

Stage

d)

Scanning objective lens

e)

Fine adjustment knob

26.

Holds the microscope slide in place

a)

Stage clips

b)

Light

c)

Arm

d)

Body tube

e)

Disc Diaphragm

27.

Limits how far the stage can move up

a)

Base

b)

Rack stop

c)

Coarse adjustment knob

d)

Disc diaphragm

e)

High powered objective lens

28.

The first step in Focusing Procedures is

a)

Make sure the SCANNING objective is set and the stage is all the way down.

b)

Clean all the lenses with lens paper.

c)

Plug in and turn on the microscope.

d)

Face the arm of the microscope toward you.

e)

Set the DISC DIAPHRAGM to the largest opening.

29.

The second step in Focusing Procedures is

a)

Make sure the SCANNING objective is set and the stage is all the way down.

b)

Clean all the lenses with lens paper.

c)

Plug in and turn on the microscope.

d)

Face the arm of the microscope toward you.

e)

Set the DISC DIAPHRAGM to the largest opening.

30.

The third step in Focusing Procedures is

a)

Make sure the SCANNING objective is set and the stage is all the way down.

b)

Clean all the lenses with lens paper.

c)

Plug in and turn on the microscope.

d)

Face the arm of the microscope toward you.

e)

Set the DISC DIAPHRAGM to the largest opening.

31.

The fourth step in Focusing Procedures is

a)

Make sure the SCANNING objective is set and the stage is all the way down.

b)

Clean all the lenses with lens paper.

c)

Plug in and turn on the microscope.

d)

Face the arm of the microscope toward you.

e)

Set the DISC DIAPHRAGM to the largest opening.

32.

The fifth step in Focusing Procedures is

a)

Make sure the SCANNING objective is set and the stage is all the way down.

b)

Clean all the lenses with lens paper.

c)

Plug in and turn on the microscope.

d)

Face the arm of the microscope toward you.

e)

Set the DISC DIAPHRAGM to the largest opening.

33.

The sixth step in Focusing Procedures is

a)

Clean all the lenses with lens paper.

b)

Use the Fine Adjustment Know to sharpen the focus of the specimen.

c)

With the slide under the stage clips, center the specimen in the Field of View.

d)

Slowly turn the coarse adjustment knob until the image appears clearly in the Field of View.

e)

Adjust the disc diaphragm for the correct amount of light.

34.

The seventh step in Focusing Procedures is

a)

Clean all the lenses with lens paper.

b)

Use the Fine Adjustment Know to sharpen the focus of the specimen.

c)

With the slide under the stage clips, center the specimen in the Field of View.

d)

Slowly turn the coarse adjustment knob until the image appears clearly in the Field of View.

e)

Adjust the disc diaphragm for the correct amount of light.

35.

The eighth step in Focusing Procedures is

a)

Clean all the lenses with lens paper.

b)

Use the Fine Adjustment Know to sharpen the focus of the specimen.

c)

With the slide under the stage clips, center the specimen in the Field of View.

d)

Slowly turn the coarse adjustment knob until the image appears clearly in the Field of View.

e)

Adjust the disc diaphragm for the correct amount of light.

36.

The nineth step in Focusing Procedures is

a)

Clean all the lenses with lens paper.

b)

Use the Fine Adjustment Know to sharpen the focus of the specimen.

c)

With the slide under the stage clips, center the specimen in the Field of View.

d)

Slowly turn the coarse adjustment knob until the image appears clearly in the Field of View.

e)

Adjust the disc diaphragm for the correct amount of light.

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