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Chapter 1 Lesson 3: Exploring Life

Total questions: 37

Worksheet time: 1hrs 14mins

Name
Class
Date
1.

This microscope uses light and one or more lenses to make an object appear larger than it really is

a)

compound

b)

electron

c)

light

2.

This light microscope uses more than one lens to make an object appear larger than it really is

a)

compound

b)

electron

c)

light

3.

This microscope uses a magnetic field and a beam of electrons to make an object appear larger than it really is

a)

compound

b)

electron

c)

light

4.

Which kind of microscope is best for observing the movement of a live cell?

a)

SEM

b)

TEM

c)

compound

5.

Which kind of microscope is the best for studying the details on an object's surface?

a)

light

b)

SEM

c)

TEM

6.

Which statement best describes a transmission electron microscope (TEM)?

a)

Electrons pass through an object.

b)

Multiple lenses pass through an object.

c)

Electrons bounce off the surface of an object.

7.

Which inventor is responsible for making one of the first microscopes in the late 1600's?

a)

Anton van Leeuwenhoek

b)

Robert Hooke

c)

Rudolf Virchow

8.
What is the name of the structure labeled #10?
a)
objective lens
b)
ocular lens
c)
aperture
d)
nosepeice
9.
What is the function of the structure labeled #10?
a)
controls amount of light that passes through the slide
b)
it is used to change the magnification of the object
c)
it holds that slide in place
d)
it is used to carry the microscope
10.
What is the name of the structure labeled #4?
a)
stage
b)
course adjustment knob
c)
fine adjustment knob
d)
aperture
11.
what is the function of the structure labeled #4?
a)
used with meduim and high power objectives to bring an object into focus
b)
used with low power objective to bring an object into focus
c)
used with all objectives to brign an object into focus
d)
it is used to change the magnification of the object
12.
while focusing a microscope on high power a student crushed the cover slip. The student probably
a)
closed the diaphragm
b)
turned up the light intensity
c)
rotated the eyepiece
d)
used the course adjustment knob
13.
A microscope has an ocular magnification of 10 and a high power objective magnification of 50. What is the highest total magnification of the microscope?
a)
500x
b)
400x
c)
50x
d)
40x
14.
What is wrong this how the student is carrying the microscope in the image?
a)
They are using two hands.
b)
They are carrying it close to their body.
c)
The plug is not wrapped around the base.
d)
They are walking. 
15.
What is the approximate size of one of the cells in the field of view shown?
a)
0.5 mm
b)
1.0 mm
c)
1.5 mm
d)
2.0 mm
16.

What piece supports the microscope and is used to transport the microscope from one place to another?

a)

Eyepiece

b)

Stage

c)

Base

d)

Light Source

17.

What piece supports the body tube and is also used to transport the microscope from one place to another, along with the base?

a)

Arm

b)

Stage

c)

Aperture

d)

Objective

18.

What piece is the platform that supports the microscope slide?

a)

Base

b)

Diaphragm

c)

Stage Clips

d)

Stage

19.

What piece holds the microscope slide in place ?

a)

Base

b)

Diaphragm

c)

Stage Clips

d)

Stage

20.

What piece is a hole in the stage that allows light to pass through the slide?

a)

Aperture

b)

Diaphragm

c)

Light Source

d)

Stage

21.

What piece controls the amount of light that enters the microscope ?

a)

Aperture

b)

Diaphragm

c)

Light Source

d)

Arm

22.

What piece is found between the base and the stage and shines light through the object being viewed and into the microscope ?

a)

Aperture

b)

Fine Adjustment Knob

c)

Light Source

d)

Stage Clips

23.

What piece holds and turns the objective lenses into viewing position?

a)

Aperture

b)

Objective

c)

Nosepiece

d)

Stage Clips

24.

Which of the following should you NOT do when handling a microscope?

a)

Only use lens paper for cleaning

b)

Carry with one hand

c)

Always store covered

d)

Be careful of cords

25.

What should you use to clean the microscope?

a)

Only lens paper

b)

Only tissue paper

c)

Only paper towels

d)

Only Windex

26.

True of False: If the adjustment knobs are not turning, you should force them to turn.

a)

True

b)

False

27.
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
28.
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
29.
Find the total magnification: 
Eyepiece = 10X 
Objective lens = 55X
 
a)
10x
b)
55x
c)
65x
d)
550x
30.
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
31.
What power do you start with when using a microscope?
a)
High power
b)
Medium power
c)
Low power
d)
Extra high power
32.
Never use this when on high power.
a)
Fine adjustment
b)
Diaphragm
c)
Course adjustment
d)
Stage clips
33.
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
34.
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
35.

True or False: An electron microscope gives a higher resolution than a light microscope.

a)

True

b)

False

c)

Only in certain conditions

36.

Select the best answer to the question: Explain why a scientist might choose to use an electron microscope rather than a light microscope.

a)

The light microscope won't show as much and it doesn't make the picture as bigger as the electron microscope.

b)

Electron microscope is better for a scientist to choose than a light microscope it uses electrons and not light.

c)

An electron microscope gives a greater magnification and better resolution than a light microscope.

d)

Scientists might need to choose the electron microscope because it is cheaper and easier than the light microscope.

37.

True or False: You cannot see the nucleus of a cheek cell with a light microscope.

a)

True

b)

False

c)

Only under certain conditions