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Unit 2: Cells Study Guide

Total questions: 65

Worksheet time: 3hrs 52mins

Name
Class
Date
1.
Cells with a nucleus and membrane-bound organelles are called ____________________.
a)
prokaryotes
b)
eukaryotes
c)
bacteria
d)
protists
2.
Who was the first  person to see cells under the microscope and give them their name?
a)
Mattias Schleiden
b)
Robert Hooke
c)
Theordor Schwann
d)
Anton van Leeuwenhoek
3.

An organism that is made of a prokaryotic cell is called ....

a)

mold

b)

mushrooms

c)

plants

d)

bacteria

4.

What kind of cell is in the diagram?

a)

Eukaryotic

b)

Prokaryotic

5.
The main difference between prokaryotic and eukaryotic cells? 
a)
Prokaryotic cells have a cell membrane but eukaryotic cells do not.
b)
Eukaryotic cells contain DNA in a nucleus while prokaryotic cells do not.
c)
Eukaryotic cells have flagella but prokaryotic cells do not.
d)
Prokaryotic cells contain membrane-bound ribosomes while eukaryotic cells do not. 
6.

What type of cell is this?

a)

Prokaryote

b)

Eukaryote

c)

Both Prokaryote and Eukaryote

d)

Neither Prokaryote or Eukaryote

7.

contains DNA

a)

Prokaryote

b)

Eukaryote

c)

Both Prokaryote and Eukaryote

d)

Neither Prokaryote or Eukaryote

8.

always unicellular

a)

Prokaryote

b)

Eukaryote

c)

Both Prokaryote and Eukaryote

d)

Neither Prokaryote or Eukaryote

9.

can be multicellular or unicellular

a)

Prokaryote

b)

Eukaryote

c)

Both Prokaryote and Eukaryote

d)

Neither Prokaryote or Eukaryote

10.
First type of cell to appear on Earth?
a)
Plant
b)
Animal
c)
Prokaryotic
d)
Eukaryotic
11.
Unicellular means
a)
single-celled
b)
unicycle
c)
multi-celled
d)
united cells
12.
Cells can only be seen with the help of a...
a)
hand lens 
b)
magnifying glass
c)
3D glasses 
d)
microscope 
13.
What is multicellular? 
a)
one cell 
b)
no cells 
c)
many cells 
d)
no nucleus 
14.

how does bacteria reproduce?

a)

binary fission

b)

fussion

c)

meiosis

d)

mitosis

15.

Why are bacteria prokaryotes?

a)

because they lack DNA

b)

because they are multicellular

c)

because they lack a nucleus

d)

because they cause disease

16.

MOST bacteria are ______.

a)

harmful

b)

harmless

17.
Name this bacteria shape
a)
cocci
b)
spirilla
c)
bacilli
d)
spaceship
18.
Name this bacteria shape
a)
bacilli
b)
cocci
c)
spirilla
d)
crystal
19.
Name this bacteria shape
a)
cocci
b)
bacilli
c)
spirilla
d)
sphere
20.

Which one of the following is NOT a benefit of bacteria?

a)

To make food like cheese and yogurt

b)

To decompose dead organisms

c)

To infect unwanted plants like wheat

d)

To help plant roots absorb nitrogen

21.

How does bacteria help our bodies?

a)

Digest and break down food

b)

Fight off viruses

c)

Produces oxygen for our bodies

d)

Gets rid of carbon dioxide in our bodies

22.

Bacteria are found in which of the following places?

a)

In digestive system

b)

In the air

c)

In soil

d)

In all of the above

23.
Antibiotics are frequently given to humans that have strep throat. Why might this practice be considered a problem?
a)
Antibiotics will have more side effects
b)
The human body can metabolize the antibiotic to quickly, not allowing the antibiotic to reach the bacteria.
c)
A mutation can occur in the bacteria making it resistant to the antibiotic.
d)
Nothing will happen. It takes thousands of years for bacteria to evolve and become antibiotic resistant.
24.
Who was the "scientist" who observed pond water and teeth scrapings in his microscope?
a)
Hooke
b)
Leeuwenhoek
c)
Schleidian
d)
Virchow
25.

Which scientist was credited with discovering that all animals are made of cells?

a)

Hooke

b)

Leeuwenhoek

c)

Schleiden

d)

Schwann

e)

Virchow

26.

Which scientist was credited with discovering that new cells are formed only from existing cells?

a)

Hooke

b)

Leeuwenhoek

c)

Schleiden

d)

Schwann

e)

Virchow

27.

Which scientist is credited with discovering that all plants are made of cell?

a)

Hooke

b)

Leeuwenhoek

c)

Schleiden

d)

Schwann

e)

Virchow

28.

The idea that living organisms are created from non-living matter is called?

a)

Evolution

b)

Cell Theory

c)

Spontaneous Generation

d)

Biogenesis

29.

Who determined that yeast were responsible for fermentation and was credited with creating the process of pasteurization?

a)

Louis Pasteur

b)

Charles Darwin

c)

Jean-Baptiste Lamarack

d)

Francessco Redi

30.

One of the first scientists to disprove spontaneous generation by showing that flies come from other flies and are not created from meat is?

a)

Louis Pastuer

b)

Francesso Redi

c)

Charles Darwin

d)

Zues

31.
Which of the followig only applies to Bacteria
a)
Nonliving
b)
Requires Host cell to replicate
c)
Eukaryotic
d)
Unicellular
32.
A rigid layer that lies outside the cell's  membrane is...
a)
Cytoskeleton
b)
Cilia
c)
Cell Wall
d)
Flagella
33.

Controls what enters/leaves a cell

a)

Cell membrane

b)

Ribosomes

c)

Cell Wall

d)

Cytoplasm

34.

Which organelle uses energy from sunlight to make sugar?

a)

Mitochondria

b)

Nucleus

c)

Chloroplasts

d)

Vacuoles

35.

jello-like material, fills the space between cell organelles, is where many chemical reactions occur

a)

Cytoplasm

b)

Chlorophyll

c)

Chloroplast

d)

Cell Membrane

36.

contains DNA, which has the information on how to make the cell's proteins control center for the cell. Sometimes called the brain of the cell.

a)

Nucleus

b)

Lysosome

c)

Mitochondria

d)

Endoplasmic reticulum

37.

Break down molecules and dead organelles, works like a “garbage disposal”

a)

Mitochondria

b)

Vacuole

c)

Lysosome

d)

Ribosome

38.

“Powerhouse” of the cell, breaks food down into energy for the cell

a)

Vacuole

b)

Chloroplast

c)

Nucleus

d)

Mitochondria

39.

Stores food and water like a refrigerator for the cell

a)

Chloroplast

b)

Vacuole

c)

Lysosome

d)

Cytoplasm

40.

Which organelle produces proteins?

a)

Ribosomes

b)

Lysosomes

c)

Nucleus

d)

Vacuoles

41.

Which cell parts are not present in animal cells?

a)

cell membrane & cytoplasm

b)

nucleus & chloroplasts

c)

cell wall & chloroplasts

d)

ribosomes & mitochondria

42.

Which part of the cell provides structural support?

a)

Cell Membrane

b)

Cell Wall

c)

Cytoplasm

d)

Nucleus

43.
Cell membranes are found in
a)
Only animal cells
b)
Only plant cells
c)
Some plant and animal cells
d)
All plant and animal cells
44.
Using this image, what organelle is D?
a)
Endoplasmic Reticulum
b)
Flagella
c)
Rough ER
d)
Smooth ER
45.
Using this image, what organelle is N?
a)
Centrioles
b)
Cell Membrane
c)
Golgi Apparatus
d)
Ribosome
46.
Using this image, what organelle is C?
a)
Cell Wall
b)
Mitochondria
c)
Large Cell Vacuole
d)
Chloroplast
47.
What is the difference between rough and smooth ER?
a)
There is no difference.
b)
Plants have rough ER, animals have smooth ER.
c)
What type of injuries the Doctors treat.
d)
Rough has ribosomes, smooth does not.
48.
A storage structure- in an animal cell there are many small ones, but in a plant cell there is just one large one.
a)
vacuole
b)
ribosomes
c)
golgi body
d)
chloroplast
49.
Letter L represents what cell part?
a)
nucleus
b)
nucleolus
c)
nuclear membrane
d)
cytoplasm
50.

Which organelle is for packaging and shipping?

a)

vacuole

b)

ribosome

c)

endoplasmic reticulum

d)

golgi apparatus

51.

Which organelle is the trash collector, but also recycles parts of the cell?

a)

mitochondria

b)

lysosome

c)

vacuole

d)

ribosome

52.

What is the blue organelle surrounding the nucleus?

a)

mitochondria

b)

lysosomes

c)

golgi apparatus

d)

endoplasmic reticulum

53.

What is important to remember when using the microscope?

a)

start with high objective, then adjust the arm until focused

b)

start with small objective, use coarse then fine adjustment knob, move stage until focused

c)

carry it by holding onto the stage

d)

put the slide under the stage clips, move stage, then adjust the highest objective, bring into focus

54.
What does the cell theory state?
a)
Cells are the smallest unit of life , they make up all living things, they can only be created form other cells
b)
cells are smaller than atoms, living and non living things are made of them , they are created from nothing
c)
cells are smaller than a virus, are created from viruses, and do not reproduce
d)
none of the answers are correct
55.

Bacteria can be helpful and harmful. Which statement is not true?

Know all true facts for the test ANOTHER ONE TO SCREEN SHOT

a)

they cause infectious diseases and used in medicine to prevent illnesses

b)

bacteria can build resistance due to overuse of antibiotics and antibacterial soaps, and aids in digestion

c)

harmful bacteria are the only type of bacteria, they cause swelling and infection leading to certain death

d)

environmental recycling and clean up by breaking down trash and dead things- decomposers and found in foods, makes foods and oxygen production

56.
A storage structure- in an animal cell there are many small ones, but in a plant cell there is just one large one.
a)
vacuole
b)
ribosomes
c)
golgi body
d)
chloroplast
57.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
58.
 An animal cell placed in a hypertonic (salty) solution will
a)
Stay the same
b)
Shrink- get smaller
c)
Swell- get bigger
59.
During osmosis
a)
water moves from high to low concentration
b)
large or oddly shaped molecules move across a cell membrane
c)
water moves when energy is used
d)
proteins are built
60.

Identify #11

a)

Cell wall

b)

Ribosomes

c)

Cytoplasm

d)

Cell membrane

61.

Identify #1

a)

Cell wall

b)

Ribosomes

c)

Cytoplasm

d)

Cell membrane

62.

Identify #2 (pointing to the white background)

a)

Cell wall

b)

Ribosomes

c)

Cytoplasm

d)

Cell membrane

63.

Identify #4 (pointing to the black dots)

a)

Cell wall

b)

Ribosomes

c)

Cytoplasm

d)

Cell membrane

64.

What is #9?

a)

Golgi bodies

b)

smooth endoplasmic reticulum

c)

rough endoplasmic reticulum

d)

Nucleus

e)

Nucleolus

65.

What something does.

a)

process

b)

system

c)

function

d)

role

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