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Micro Test 1

Total questions: 96

Worksheet time: 1hrs 21mins

Name
Class
Date
1.

Which part of the bacteria contains Peptidoglycan?

a)

Lipoproteins

b)

Cell wall

c)

Cell membrane

d)

Porin channel

2.

Which type of bacteria contains more than 1 layer of phospholipids?

a)

Gram Negative

b)

Gram Positive

c)

Both (-) and (+)

3.

Which layer of the bacteria is dyed/stained purple?

a)

Cell membrane

b)

cell wall

c)

capsule

d)

slime layer

4.

The shape of this bacterial cell is:

a)

bacillus

b)

coccus

c)

spirillum

5.

The shape of this bacterial cell is:

a)

bacillus

b)

coccus

c)

spirillum

6.

A cell that does not contain a membrane-bound nucleus is:

a)

prokaryotic

b)

eukaryotic

7.

The shape of this bacterial cell is:

a)

coccus

b)

bacillus

c)

spirillum

8.

The shape of this bacterial cell is:

a)

bacillus

b)

coccus

c)

spirillum

9.

A prokaryotic cell has a cell membrane.

a)

False

b)

True

10.

Bacterial cells can have one of three shapes. Which of the following is not a common shape of bacterial cell?

a)

Spirilla

b)

Cocci

c)

Bacilli

d)

Cube

11.

Which of the following is the largest organism type?

a)

Viruses

b)

Eukaryotes

c)

Prokaryotes

12.

Bacteria are treated with:

a)

Antibiotics

b)

Vaccines

c)

Antifungals

d)

Chemotherapy

13.

What are pathogens?

a)

Eukaryotic cells that turned in to bacteria

b)

Disease causing agents

c)

Microorganisms that help clean up oil spills

d)

Beneficial bacterial cells

14.

The organelle described as a long, thin-like projection that helps with movement.

a)

Ribosome

b)

Nucleoid

c)

Flagella

d)

Cell Membrane

15.

Organelle that creates proteins in bacteria.

a)

Ribosome

b)

Cell Wall

c)

Mitochondria

d)

Pili

16.

Where is the DNA located in prokaryotic cells?

a)

Nucleus

b)

Cell Membrane

c)

Cytoplasm

d)

Chloroplast

17.

In the bacterial cell, the chromosome or DNA is located floating freely in the cytoplasm in a region called the:

a)

Ribosome

b)

Nucleoid

c)

Flagella

d)

Cell Membrane

18.

Bacteria have small, circular chromosomes separate from the nucleoid that they can easily exchange with other bacteria called:

a)

Ribosomes

b)

Plasmids

c)

Capsules

d)

Membranes

19.

Bacteria that line up in chains have the prefix:

a)

strepto-

b)

staphylo-

20.

Bacteria that arrange in clusters have the prefix:

a)

strepto-

b)

staphylo-

21.

These bacteria are:

a)

gram positive

b)

gram negative

c)

both gram positive and gram negative

22.

These bacteria are:

a)

both gram positive and gram negative

b)

gram positive

c)

gram negative

23.

These bacteria are:

a)

both gram positive and gram negative

b)

gram positive

c)

gram negative

24.

What would be the gram stain results of a bacteria with this cell wall? (Hint: look at the peptidoglycan layer in the cell wall.)

a)

gram positive

b)

gram negative

25.

Select all that apply to this bacteria:

a)

cocci

b)

bacilli

c)

strepto-

d)

staphylo-

e)

Gram negative

26.

These bacteria have a thick peptidoglycan cell wall and therefore no outer membrane (capsule).

a)

True

b)

False

27.

These bacteria have a thin peptidoglycan cell wall and therefore have an outer membrane (capsule) to help protect them.

a)

True

b)

False

28.

All viruses are different, but what are two parts that a virus must have?

a)

Genetic Information (DNA or RNA)

b)

a lipid membrane

c)

a nucleus

d)

a protein coat

29.

Which of these statements is true?

a)

A virus is unicellular, it has only one cell.

b)

A virus may sometimes be multicellular, have many cells.

c)

A virus has no cells

30.

Which statement is true?

a)

A virus has a nucleus, but no other organelles.

b)

A virus has a nucleus and ribosomes.

c)

A virus has no organelles, because it has no cells, and it is non-living.

31.

A virus is so small that 250,000 viruses could fit inside

a)

a grain of sand

b)

an apple

c)

a basketball

32.

Cell membranes of living organisms are made of a bilayer (2 layers) of

a)

lipids

b)

proteins

c)

carbohydrates

33.

Which sentence is true

a)

All viruses, although they are not living, have a lipid layer that surrounds them.

b)

Many viruses, although they are not living, have a lipid layer that surrounds them. This includes the corona viruses.

34.

The little sticks poking out of the sides of these viruses are called

a)

sugar sticks

b)

spike proteins

c)

covid claws

35.

Which sentence is true about this picture.

a)

It shows a virus being made.

b)

It shows a virus entering the cell of a human or animal.

c)

It shows a virus being destroyed by soap.

36.

At the top left of this picture, you can see the spike protein of a virus fitting perfectly into a receptor site on our cells. Which sentence below is true?

a)

Humans have receptor sites for viruses on our cells because we want viruses to invade our cells.

b)

Humans have receptor sites for viruses on our cells because those receptor sites were made for a different purpose, but viruses evolved to be able to use them.

37.

Once the virus is attached to our cell, the lipid layer of our cell and the lipid layer around the virus can merge because

a)

Lipids attract lipids

b)

Lipids attract proteins

c)

The DNA instructs them to do this.

38.

Which sentence is true?

a)

Soap destroys viruses because it dissolves the DNA or RNA

b)

Soap destroys viruses because it bends the spike proteins

c)

Soap destroys viruses because it breaks up the lipid layer and allows it to be washed away.

d)

Soap destroys viruses because it is acidic.

39.

Once a virus gets into a cell, it

a)

Releases its DNA or RNA into the cell.

b)

It begins to create DNA or RNA in the cell.

c)

It destroys its own DNA and RNA in the cell.

40.

Which of the following is NOT a unicellular kingdom?

a)

Prokaryotes

b)

Protists

c)

Archaea

d)

Fungi

41.

You identify a small living organism that is eating something at your feet. It's visible but pretty tiny, you take it to a lab and find that it has cell walls made of chitin. Which is its domain and kingdom?

a)

Prokaryote, Fungi

b)

Eukaryote, Fungi

c)

Prokaryote, Plant

d)

Eukaryote, Plant

42.

Which of the following is the correct order for least related to most related?

a)

Domain

Kingdom

Phylum

Class

Order

Family

Genus

Species

b)

Species

Kingdom

Phylum

Class

Order

Family

Genus

Domain

c)

Species

Genus

Family

Order

Class

Phylum

Kingdom

Domain

d)

Domain

Kingdom

Class

Phylum

Order

Genus

Family

Species

43.

The lion and the tiger belong to different species as shown in the chart above. What is the scientific name of the Lion?

a)

Panthera tigris

b)

Felidae Panthera

c)

Panthera leo

44.

Prepares and packages material for excretion from the cell

a)

E.R.

b)

Golgi body

c)

Vacuole

d)

Centrioles

45.

The digestion center of the cell

a)

Golgi body

b)

Vacuole

c)

E.R.

d)

Lysosome

46.

The powerhouse of the cell

a)

Nucleus

b)

Nucleolus

c)

Mitochondria

d)

Chloroplast

47.

Helps control what goes in and out of the cell

a)

Cell membrane

b)

Nuclear membrane

c)

Cell wall

d)

Nucleus

48.

Proteins are made here

a)

E.R.

b)

Ribosomes

c)

Nucleolus

d)

Chloroplast

49.

The site of photosynthesis

a)

Chloroplast

b)

Mitochondria

c)

Ribosomes

d)

Nucleolus

50.

Short, hair-like structure used for movement

a)

Flagella

b)

Centrioles

c)

Chromosomes

d)

Cilia

51.

Which of the following best describes the function of cilia?

a)

A "fake foot" that helps the cell move & eat

b)

Cell hairs that help the cell move

c)

A cell tail that helps the cell move

d)

It pumps water out of the cell

52.

Which of the following best describes the function of flagella?

a)

A "fake foot" that helps the cell move & eat

b)

Cell hairs that help the cell move

c)

A cell tail that helps the cell move

d)

It pumps water out of the cell

53.

a long, whip-like structure that helps a cell to move.

a)

pasteurization

b)

bacteria

c)

flagellum

d)

endospore

54.
Name this bacteria shape
a)
coccus
b)
spirillum
c)
bacillus
55.
Name this bacteria shape
a)
bacillus
b)
coccus
c)
spirillum
56.
Name this bacteria shape
a)
coccus
b)
bacillus
c)
spirillum
57.

Biological contaminant that causes disease.

a)

pathogen

b)

hair

58.

Organism that must live in another living thing in order to survive.

a)

virus

b)

parasite

59.

Tiny structures that produce proteins inside bacteria

a)

bacteria

b)

ribosomes

c)

cytoplasm

d)

endospore

60.

Parasitic worms that cause infection

a)

protozoa

b)

prions

c)

fungi

d)

helminths

61.

Hermaphroditic means that

a)

there are both male and female reproductive parts on one animal

b)

there are separate male and female animals

c)

the organism decays dead organic matter

d)

the organism is a parasite

62.

In general, how are helminth infections transmitted?

a)

arthropod vectors

b)

healthcare acquired infections

c)

inhalation of spores

d)

ingestion of eggs

63.

This helminth infection is associated with children and causes them to have itchy butts, which contributes to the spreading of the helminth eggs

a)

pinworms

b)

tapeworms

c)

Trichinella spirallis

d)

hookworms

64.

What is the correct order of lifecycle of a helminth?

a)

egg -> larvae -> adult

b)

egg -> spore -> larvae -> adult

c)

egg -> proglottid -> adult

d)

proegg -> egg -> proglottid -> larvae -> adult

65.
A prion is a kind of protein.
a)
True
b)
False
66.
A prion is a living thing.
a)
True
b)
False
67.
Prions cause good proteins in cows and humans to ___________ their proper function.
a)
gain
b)
lose
68.

Which viral cycle takes the longest to show symptoms?

a)

Lysogenic

b)

Lytic

69.

What is the first step to both cycles?

a)

The virus attaches to a host

b)

the virus injects genetic material

c)

the host gets sick

d)

the cell is destroyed

70.

When the viral DNA becomes active in the lysogenic cycle, which life cycle does it enter?

a)

lytic

b)

lysogenic

c)

cell cycle

d)

DNA replication

71.
What is shown here?
a)
Lysogenic Cycle
b)
Lytic Cycle
c)
Binary Fission
d)
Conjugation
72.
What happens in the lysogenic cycle? 
a)
Virus goes in and leaves the host cell
b)
Virus quickly kills the host cell
c)
Virus inject the nucleic acid into the host cell, and the nucleic acid integrates into the host cell DNA, and stay dormant for a long time
d)
Bacteria injects DNA into a host cell
73.

Choose the 3 statements that is are part of the cell theory.

a)

All living things are made of cells.

b)

All cells come from other cells.

c)

Cells are the basic unit of life.

d)

Every form of matter is made of cells.

74.

What is one thing that both prokaryotes and eukaryotes have?

a)

mitochondria

b)

chloroplast

c)

DNA

d)

membrane-bound organelles

75.

True/False: Antibiotics are used to treat prokaryotic (bacterial) infections, NOT viral infections.

a)

True

b)

False

76.

Viruses can be described as _________, while bacteria can be described as __________.

a)

prokaryotic, eukaryotic

b)

living, non-living

c)

non-living, living

d)

eukaryotic, prokaryotic

77.

Which of the following matches this illustration?

a)

Protein Pump

b)

Endocytosis

c)

Osmosis

d)

Facilitated Diffusion

78.

Which do BOTH prokaryotes and eukaryotes contain?

a)

nucleus

b)

mitochondria

c)

ribosomes

d)

cell wall

79.

What part of a virus houses the genetic material (DNA/RNA)? It is also called a protein coat.

a)

tail

b)

nucleus

c)

capsid

d)

glycoprotein

80.
What do viruses have in common with living cells? They both...
a)
store genetic information
b)
have chloroplasts
c)
use glucose for cellular respiration
d)
have endoplasmic reticulum
81.

A(n) _____ is a virus that enters a bacterial cell.

a)

endospore

b)

decomposer

c)

plasmid

d)

bacteriophage

82.
The projections on the surface of this virus allow the virus to —
a)
move inside a host cell
b)
 attach to a host cell
c)
control a host cell’s DNA
d)
signal other viruses to infect a host cell
83.
What part of the phage is the DNA?
a)
A
b)
B
c)
C
d)
D
84.
What process is this?
a)
phagocytosis
b)
lytic cycle
c)
lysogenic cycle
d)
formation of antibodies
85.
The lysing of a cell occurs in which phase?
a)
1
b)
2
c)
4
d)
5
86.

Host DNA is compromised and viral DNA takes over in which phase?

a)

1

b)

2

c)

3

d)

4

87.
What is the 1st step of virus infection?
a)
Entry
b)
Attachment
c)
Replication
d)
Assembly
88.
Viruses are made up of
a)
Nucleus, membrane
b)
Capsid, nucleus
c)
Capsid, nucleic acid
d)
Mitochondria, nucleus
89.

Fungi obtain energy

a)

Directly from the sun

b)

From inorganic (unnatural) materials in their environment

c)

By absorbing organic (natural) materials

d)

From nuclear fusion

90.

Fungi are important to an ecosystem as

a)

Producers

b)

Controllers

c)

Decomposers

d)

Regulators

91.

This bread mold belongs to what phylum?

a)

Basidomycota

b)

zygomycota

c)

Chytridiomycota

d)

Glomeromycota

92.

What are the cross-walls between fungal cells called?

a)

fruiting body

b)

hyphae

c)

mycelium

d)

septa

93.

What are the filaments in a multicellular fungus called?

a)

fruiting body

b)

hyphae

c)

mycelium

d)

septa

94.

Which is the most common fungi phylum and includes yeast?

a)

Ascomycota

b)

Basidiomycota

c)

Chytridiomycota

d)

Deuteromycota

e)

Zygomycota

95.

What is #6 in this picture?

a)

mating strains

b)

rhizoids

c)

sporangia

d)

spores

e)

stolons

96.

Organism B moves by means of -

a)

a flagellum

b)

cilia

c)

pseudopodia

d)

parasitism

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