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cells and microscopes

Total questions: 98

Worksheet time: 1hrs 9mins

Name
Class
Date
1.
The main function of chloroplasts is:
a)

To control what enters and leaves the cell.

b)

To break down food to release energy for the cell.

c)

To control all activities of the cell.

d)

To produce food for the cell using the sun's energy.

2.
Plants and animals are made up of millions of tiny what?
a)
atoms
b)
cells
c)
particles
d)
dots
3.
Animal cells have_______________.
a)
cell walls
b)
chloroplasts
c)
cytoplasm
d)

vacuoles

4.
Michael looked at a cell through a microscope.  He identified a nucleus, chloroplast, and cytoplasm.  What kind of cell did Michael observe?
a)
animal
b)
plant
c)

virus

d)
bacteria
5.
Which piece of equipment is the best to use to observe the structure of a cell?
a)
magnifying glass
b)
binoculars
c)
telescope
d)
microscope
6.

What is NOT found in animal cells?

a)
chloroplast
b)
cell membrane
c)
nucleus
d)

cytoplasm

7.
Which of the following is found in plant cells but not in animal cells?
a)
nucleus
b)
cell membrane
c)
vacuoles
d)
chloroplasts
8.
Directs all cell activities and the DNA is located there. "The brain"
a)
Lysosomes
b)
Nucleus
c)
Cell Wall
d)
Cytoplasm
9.
A rigid layer that lies outside the cell's  membrane is...
a)
Cytoplasm
b)
Cell membrane
c)
Cell Wall
d)

Nucleus

10.
What is the jelly-like substance inside of cells called?

a)
chloroplast
b)
photosynthesis
c)
cell membrane
d)
cytoplasm
11.

surrounds the cell; controls what enters/leaves cell: holds the cell together

a)
vacuole
b)
cell wall
c)
cell membrane
d)

cytoplasm

12.

What is the "brain" or control center of the cell?

a)

Lysosome

b)

Nucleus

c)

Mitochondria

d)

Cell Wall

13.

What is the part of the cell that supports and protects plant cells?

a)

Vacuole

b)

Cell Wall

c)

Lysosomes

d)

Endoplasmic Reticulum

14.

What is the storage center of the cell?

a)

Vacuole

b)

Chloroplasts

c)

Ribosomes

d)

Endoplasmic

15.

What is the gel-like fluid in a cell that aids in movement and gives the cell structure?

a)

Mitochondria

b)

Cytoplasm

c)

Ribosomes

d)

Vacuole

16.

What is the organelle that takes in sunlight and uses it for photosynthesis to give the cell energy?

a)

Nucleus

b)

Cell Membrane

c)

Mitochondria

d)

Chloroplasts

17.

What is the part of the cell that acts like a screen letting water and oxygen in and waste out?

a)

Nucleus

b)

Endoplasmic Reticulum

c)

Vacuole

d)

Cell Membrane

18.
What is the smallest structural and functional unit of living things?
a)
organ
b)
cell
c)
tissue
d)
atom
19.
What theory says that living things are made of cells?
a)
organic theory
b)
tissue theory
c)
structrual theory
d)
cell theory
20.
According to cell theory, what is the basic piece of all living things?
a)
organ
b)
tissue
c)
blood
d)
cell
21.
According to cell theory, where do all cells come from?
a)
water
b)
air
c)
cells
d)
food
22.
The fluid inside every cell is called...
a)
cytoplasm
b)
organlles
c)
cell membrane
d)
DNA
23.
Structures in every cell that have specific jobs are called...
a)
organelles
b)
cell membrane
c)
nucelus
d)
cytoplasm
24.
Plant and animal cells store DNA in an organelle called a(n)...
a)
nucleus
b)
cell membrane
c)
cytoplasm
d)
ribosomes
25.
Cells that have a nucleus are...
a)
eukaryotic
b)
prokaryotic
26.
Cells that do not have a nucleus are...
a)
eukaryotic
b)
prokaryotic
27.
This organelle helps plants keep their structure and their shape. 
a)
Cell wall
b)
Cell membrane
c)
Chloroplast
d)
Nucleus
28.
"Storage tanks" Can hold food, water or waste for the cell
a)
Ribosomes
b)
Vacuole
c)
Chloroplast
d)
Nucleolus
29.
What is the process that plant and algae cells use to make food?
a)
Water Cycle
b)
Photosynthesis
c)
Decomposition
d)
Vegetarian
30.
Plant cells are usually ____ in shape.
a)
round
b)
rectangule
c)
triangle
d)
circle
31.
What is an example of a single-celled organism?
a)
bacteria
b)
plants
c)
animals
d)
humans
32.
What is the genetic material that is found in the nucleus called?
 
a)
RNA
b)
DNA
c)
Ribosomes
d)
Lysosomes
33.
What organelle is considered to be the “gatekeeper” for plant and animal cells?

a)
Cell Wall
b)
Cytoplasm
c)
Nucleous
d)

Cell Membrane

34.
What are all of the inside parts of the cells called?
a)
organs
b)
orders
c)
ordelles
d)
organelles
35.
What organelle is larger in plant cells than in animal cells?
a)
Vacuole
b)
Cytoplasm
c)
Golgi Complex
d)
Lysosomes
36.
Which of the following is NOT a cell theory.
a)
All non-living things are made of cells
b)
All cells come from pre-existing cells
c)
Cells are the basic unit of structure and function of all living things
37.
Light energy, water, and carbon dioxide are at the start of photosynthesis.
a)
True
b)
False
38.
Cellular respiration is called an aerobic process because it requires
a)
light
b)
exercise
c)
oxygen
d)
glucose
39.

The basic unit of a living thing is a ________________.

a)

cell

b)

cytoplasm

c)

nucleus

d)

cell membrane

40.

Which one of the following statements is wrong?

a)

Most cell activities take place in the cytoplasm.

b)

Our traits are determined by the genes found in our nucleus.

c)

The cell membrane allows all substances to enter or leave the cell.

d)

The cytoplasm is a jelly-like substance.

41.

The purpose of the cytoplasm is to ______________ .

a)

have a cell boundary

b)

control activities in the cell

c)

provide a medium for cell reactions to occur

d)

control materials entering and leaving the cell

42.

The diagram shows an _____________________.

a)

plant cell

b)

animal cell

c)

red blood cell

d)

cheek cell

43.

We can see cells more clearly by using ________?

a)

a glass slide

b)

a magnifying glass

c)

binoculars

d)

a microscope

44.

The purpose of the nucleus is to ___________.

a)

have a cell boundary

b)

control activities in the cell

c)

provide a medium for cell reactions to occur

d)

control materials entering and leaving the cell

45.

Tick the organelles found in both plant and animal cells.

a)

nucleus

b)

mitochondria

c)

chloroplast

d)

cell membrane

46.

All animal cells look the same

a)

True

b)

False

47.
Which is NOT part of cell theory?
a)
Cells spontaneously generate from non-living things
b)
all cells come from other cells
c)
all living things are made of cells
d)
the cell is the basic unit of life
48.
The levels of organization in living things (smallest to largest) are:
a)
cells, organisms, organs, organ systems, tissues
b)
cells, tissues, organs, organ systems, organisms
c)
organisms, organ systems, organs, cells, tissues
d)
organ systems, organs, organisms, tissues, cells
49.
What type of cells are bacteria?
a)
embryonic cells
b)
eukaryotic cells
c)
prokaryotic cells
d)
zygotic cells
50.
What is the cell membrane made of?
a)
endoplasmic reticulum
b)
phospholipid bilayer
c)
transmitting nucleotides
d)
saran wrap
51.
This organelle helps plants keep their structure and their shape. 
a)
Cell wall
b)
Cell membrane
c)
Chloroplast
d)
Nucleus
52.
Which number is the arm in the image?
a)
3
b)
6
c)
9
d)
12
53.
Which number is the objective lens in the image?
a)
1
b)
7
c)
8
d)
12
54.
Which number is the ocular lens in the image?
a)
1
b)
7
c)
8
d)
12
55.
Which number is the course knob in the image?
a)
4
b)
5
c)
9
d)
11
56.
Which number is the stage clips in the image?
a)
9
b)
10
c)
11
d)
12
57.
Which number is the light source in the image?
a)
9
b)
10
c)
11
d)
12
58.
Which number is the stage in the image?
a)
9
b)
10
c)
11
d)
12
59.

When was the microscope invented?

a)

1950

b)

1519

c)

1590

d)

1915

60.
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
61.

What should you clean the microscopes with

a)

Lens Paper

b)

Kimwipes

c)

Tissue

d)

water

62.

Find the total magnification

Eyepiece: 10X

Objective lens: 55X

(a)  

63.

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

64.
A microscope is an instrument that.
a)
makes faraway objects look closer.
b)
makes small objects appear larger.
c)
decreases the size of small objects.
d)
increases the size of small objects.
65.

What piece holds the microscope slide in place ?

a)

Base

b)

Diaphragm

c)

Stage Clips

d)

Stage

66.

Moves the body tube or stage up or down for focusing.

a)

Fine Adjustment Knob

b)

Arm

c)

Diaphragm

d)

Coarse Adjustment Knob

67.

Contains the lens you look through.

a)

Low-power Objective

b)

High-power Objective

c)

Eyepiece

d)

Diaphragm

68.
What is number 15?
a)
light source
b)
base
c)
coarse adjustment
d)
fine adjustment
69.

Which is not a type of microscope?

a)

Light microscope

b)

Nuclear microscope

c)

Electron microscope

70.
You should always carry the microscope by the
a)
arm and base
b)
arm and body tube
c)
arm only
71.
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
72.
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
73.
A compound light microscope will use _______ or more lenses at the same time.
a)
1
b)
2
c)
3
74.
The__________ sharpens the image under high magnification.
a)
revolving nosepiece
b)
fine adjustment knob
c)
coarse adjustment knob
75.
What is number 20?
a)
eyepiece
b)
body tube
c)
arm
d)
base
76.
The eyepiece of a microscope typically has a magnification of ...
a)
4x
b)
400x
c)
8x
d)
10x
77.
Moves body tube up and down (and stage) to allow gross focusing of microscope image
a)
coarse adjustment
b)
fine adjustment
c)
scanning objective
d)
low power objective
78.
Moves body tube slightly to sharpen the focus of the image
a)
arm
b)
coarse adjustment
c)
eyepiece/ ocular
d)
fine adjustment
79.
 What does the prefix "Micro-" mean? 
a)
Very Large
b)
Distant
c)
Very Small
d)
"To Look At"
80.
What  does the suffix "-scope" mean?
a)
Very Large
b)
Very Small
c)
Very Close
d)
"To Look At"
81.
Lenses consist of low 4X, medium 10X, and high 40X
a)
Eyepiece
b)
Ocular Lens
c)
Objective Lenses
d)
Illuminators
82.
All cells are the same size.
a)
True
b)
False
83.
If I move the slide away from me the image moves
a)
toward me me
b)
to the left
c)
to the right
d)
away from me
84.
Regulates the amount of light on the specimen
a)
Diaphragm
b)
Aperature
c)
Ocular Lens
d)
Objective Lenses
85.

A light microscope slide is made from ....

a)

a cover slip

b)

one drop of water

c)

a thick slice of specimen

d)

a thin slice of specimen

86.

Electron microscope and light microscopes are different. Which is true ?

a)

Electron microscopes show more detail

b)

Electron microscopes were invented before light microscopes

c)

Electron microscopes can magnify more

87.

when you lower the cover slip on to the slide you want...

a)

to trap zero air bubbles

b)

to trap lots of little air bubbles

c)

to trap one big air bubble

88.

if you want to improve the magnification of a small image so it is larger you would ...

a)

remove the eye piece lens

b)

turn the adjustment knob

c)

change the objective lens

d)

increase the light level

89.

You can swap the objective lenses. Changing the x10 objective lens to the x40 will ...

a)

decrease the magnification

b)

increase the magnification

c)

make no difference to the magnification

90.

if you want to improve the focus of a fuzzy image so it is sharper you would ...

a)

change the eye piece lens

b)

turn the adjustment knob

c)

change the objective lens

d)

increase the light level

91.

Which kind of microscope gives the most magnified and most detailed images?

a)

electron microscope

b)

light microscope

92.



(a)  

93.

Who was the first scientist to use a microscope, and visualize a microorganism.

a)

Robert Craft

b)

Antonie van Leeuwenhoek

c)

Matthias Schleiden

d)

Robert Hooke

94.
Who discovered cells after observing a piece of cork?
a)
Antonie van Leeuwenhoek
b)
Robert Hooke
c)
Matthias Schleiden
d)
Theodore Schwann
95.
Who first used the term 'cell'.
a)
hooke
b)
leeuwenhoek
c)
virchow
d)
schwann
96.
All existing cells are produced by other
a)
living cells
b)
dead cells
c)
atom cells
d)
animal cells
97.
This scientist was the first to identify cells and name them:
a)
Hooke
b)
Leeunwenhoek
c)
Schleiden
d)
Virchow
98.

Which of the following is maximum magnification of Transmission Electron Microscope?

a)

30 000X

b)

2000X

c)

100 000X

d)

1000X

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