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WorksheetsArchaea/Bacteria/Classification
Total questions: 75
Worksheet time: 1hrs 18mins
Name
Class
Date
1.
Prokaryotes are unlike all other organisms in that their cells
a)
do not have a nucleus
b)
have organelles
c)
have cell walls
2.
Bacteria that contain chlorophyll and perform photosynthesis like a plant belong in the group
a)
archaebacteria
b)
cyanobacteria
c)
chemoautographs
d)
pathogens
3.
The process of converting nitrogen into a form plans can use is known as nitrogen
a)
conjugation
b)
sterilization
c)
fixation
d)
decomposition
4.
Name the three cell shapes of prokaryotes
a)
rod, circle spiral
b)
cocci, bacilli, spirilli
c)
crystal, tube, spaghetti
5.
Which disease is not caused by bacteria?
a)
Strep throat
b)
Pneumonia
c)
Food poisoning
d)
Influenza (the Flu)
6.
Archaebacteria live in extreme environments
a)
True
b)
False
7.
Bacteria help you digest food.
a)
True
b)
False
8.
Bacteria are
a)
prokaryotes
b)
eukaryotes
9.
How does pasteurization make food safe to eat?
a)
It changes dangerous chemicals in the food into safer chemicals
b)
It encourages the growth of important gut-bacteria
c)
It heats the food enough to kill all bacteria without affecting taste
d)
It causes milk to sour and turn into butter
10.
Bacteria will reproduce by means of __________________ because they are single-celled and do not contain a nucleus.
a)
Asexual Reproduction
b)
Osmosis
c)
Mitosis
d)
Growing
11.
_____ are uni-cellular organisms that do not contain a nucleus.
a)
Bacteria
b)
Animals
c)
Plants
d)
Virus
12.
A ___ is made by using pieces of deactivated viruses or dead pathogens.
a)
Flagella
b)
Vaccine
c)
Spore
d)
Antibodies
13.
Asexual reproduction requires only one parent to create two new identical organisms
a)
True
b)
False
14.
Bacteria are both harmful and beneficial.
a)
True
b)
False
15.
The process of killing bacteria in a food product by heating it is called
a)
Pasturiztion
b)
Cooling
c)
Preserving
d)
Vaccination
16.
A whip-like tail(s) on some bacteria that help them move
a)
Nucleus
b)
Pili
c)
Flagellum
d)
Cilia
17.
A "resting stage" of bacteria that happens when environmental conditions are unfavorable
a)
peptidoglycan
b)
symbiosis
c)
endospore
d)
capsule
18.
Positive benefits of bacteria include which of the following
a)
produce oxygen
b)
all of these
c)
assist in food production
d)
decompose materials and help clean up the environment
19.
Name this bacteria shape
a)
coccus
b)
bacillus
c)
spirillum
20.
Name this bacteria shape
a)
bacillus
b)
coccus
c)
spirillum
21.
Name this bacteria shape
a)
coccus
b)
spirillum
c)
bacillus
22.
Bacteria that help break down dead material in the environment are called
a)
vaccines
b)
decomposers
c)
oats
23.
How do some bacteria move?
a)
flagella
b)
silia
c)
they don't
24.
Which of the following processes brings about an exchange of genetic information between bacterial cells?
a)
binary fission
b)
symbiosis
c)
conjugation
d)
replication
25.
poison produced by some bacteria
a)
toxin
b)
oxygen
c)
methane
d)
vitamin K
26.
Which is not true about bacteria
a)
They produce 50% of the oxygen in the atmosphere
b)
They can be used to purify water
c)
They all cause disease in humans
d)
They can help create food like yogurt
27.
Bacteria that contain chlorophyll a belong in the group
a)
archaebacteria
b)
cynobacteria
c)
chemoautographs
d)
pathogens
28.
An endospore is a structure that
a)
tough,dormant, for survival
b)
weak, for reproduction
c)
die quickly and easily
d)
last a month and used for conjugation
29.
True or False: Some types of bacteria eat and clean up oil spills
a)
True
b)
False
30.
A disease causing organism
a)
pathogen
b)
poison
c)
vaccine
31.
Strep throat is caused by
a)
bacteria
b)
virus
32.
Bacteria cells are exactly like animal cells
a)
True
b)
False
33.
Bacteria are called _____ because their genetic material is not contained in the nuclei.
a)
prokaryotes
b)
eukaryotes
c)
cells
d)
viruses
34.
Eubacteria are part of ___________ domain and Archeabacteria are in ___________ domain.
a)
archea , archea
b)
bacteria, archea
c)
archea, bacteria
d)
monera
35.
Archaebacteria live in
a)
fire
b)
hot water
c)
concrete
d)
food
36.
When conditions get inhospitable, bacteria form an____________.
a)
dna
b)
nucleus
c)
endospore
d)
antibiotic
37.
Where is Eubacteria found?
a)
In hot places
b)
In salty places
c)
In the U.S.A only
d)
almost anywhere
38.
Archaebacteria that live in oxygen-free environments include and produce methane.
a)
methanogens
b)
retrovirus
c)
bacteriophages
d)
protists
39.
Bacteria can help plants by trapping nitrogen in the soil through....
a)
conjugation
b)
sterilization
c)
nitrogen fixation
d)
decomposition
40.
The outer covering of a bacteria cell is called the
a)
flagella
b)
cytoplasm
c)
cell wall
41.
All bacteria are
a)
unicellular
b)
multicellular
c)
eukaryotic
42.
Rod shape bacteria is called:
a)
Coccus
b)
Bacillus
c)
Spirillum
d)
Virus
43.
All bacteria are
a)
unicellular
b)
multicellular
c)
eukaryotic
d)
bad
44.
Spiral shape bacteria is called:
a)
Coccus
b)
Bacillus
c)
Spirillum
d)
Virus
45.
Round shaped bacteria is called:
a)
Coccus
b)
Bacillus
c)
Spirillum
d)
Virus
46.
What type of bacteria is this?
a)
Coccus
b)
Bacillus
c)
Spirillum
d)
Virus
47.
The outer covering of a bacteria cell is called the
a)
flagella
b)
cytoplasm
c)
cell wall
48.
What type of bacteria is this?
a)
Coccus
b)
Bacillus
c)
Spirillum
d)
Virus
49.
What type of bacteria is this?
a)
Coccus
b)
Bacillus
c)
Spirillum
d)
Virus
50.
Bacteria can only be spread through coughing
a)
False
b)
True
51.
The whiplike tail on some bacteria that help them move
a)
Nucleoid
b)
Pili
c)
Flagella
d)
Cilia
52.
Bacteria have a cell membrane
a)
True
b)
False
c)
Some do, some don't
d)
Only in certain temperature conditions
53.
There are more bacteria in your mouth than there are...
a)
stars in the sky
b)
people on the earth
c)
birds in the sky
d)
fish in the sea
54.
Which type of cell contains a nucleus?
a)
Prokaryotic
b)
Eukaryotic
55.
In prokaryotic cells the
a)
genetic material is not enclosed in a nucleus
b)
genetic material is enclosed in a nucleus
56.
Order the levels of organization from smallest to largest.
a)
tissue-organs-organ system-organism-cells
b)
cells-tissue-organs-organ system-organism
c)
organ system-organism-cells-tissue-organs
d)
organism-cells-tissue-organs-organ system
57.
without this bacteria, life on Earth could not exist
a)
lactic-acid
b)
bioremediation
c)
nitrogen-fixing
d)
pathogenic
58.
used to clean up industrial, agricultural, and municipal wastes
a)
lactic-cid
b)
autotrophs
c)
binary fission
d)
bioremediation
59.
a way to treat bacterial infections
a)
binary fission
b)
antibiotics
c)
pathogens
60.
can live in hostile environments
a)
eubacteria
b)
achaebacteria
61.
An advertisement on TV states that you will be much healthier if you take probiotics. Your research revealed that probiotics were bacteria that you could take as a dietary supplement to help with digestion. Your friend asks if this is true. You tell them...
a)
this is possible because many bacteria live in our digestive system and help with digestion
b)
this is impossible because bacteria cause disease
c)
this is impossible because food and medicine cannot contain bacteria
d)
this is possible because bacteria are a major source of nutrients in our diet
62.
The illustration shows the amount and types of bacteria found in a sample of patients in a study. Based on what you know about bacteria's effects in the body, which statement is most important for doctors to know about the patients
a)
the patients in the study are exhibiting resistance to antibiotics
b)
the patients in the study will require antibiotic treatment
c)
the patients are suffering from a multi-microbial infection
d)
the patients in the study have a healthy digestive system
63.
A student sets up a compost bin outdoors. Inside the bin microorganisms convert the student's vegetable and paper scraps into rich fertilizer. Which of the following best describes the role that these microorganisms play?
a)
the microorganisms help balance the numbers of producers and consumers
b)
the microorganisms help keep nutrients cycling through the ecosystem
c)
the microorganisms turn solar energy into sugars
d)
the microorganisms function as autotrophs
64.
Which structure carries the genetic information of the bacteria?
a)
A
b)
B
c)
C
d)
D
65.
If a disease is caused by a bacteria then ...
a)
the disease cannot be treated
b)
the person will always die
c)
the disease can be treated with vitamins
d)
the disease can be treated with antibiotics
66.
Bacteria return nutrients to the environment through the process of
a)
reproduction
b)
infection
c)
decomposition
d)
photosynthesis
67.
Tiny organisms that cannot be seen without a microscope are called
a)
microbes
b)
pathogens
c)
decomposers
d)
autotrophs
68.
How are Bacteria and Archaea similar?
a)
They are both multicellular
b)
They are both Prokaryotes
c)
They both have peptioglycan
69.
Which domain do humans belong to ?
a)
Homo
b)
Animalia
c)
Archaea
d)
Eukarya
70.
List in the order of oldest to newest
a)
Eukarya Archaea Bacteria
b)
Bacteria Archaea Eukarya
c)
Archaea Bacteria Eukarya
d)
Nobody Knows!
71.
Prokaryotes have DNA that comes in the form of
a)
Circular loops
b)
Chromosomes
c)
Plasmids
d)
Sister chromatids
72.
In a salt flat you are most likely to find a
a)
Thermophile
b)
All of the extremophiles
c)
Hydrophile
d)
Halophile
73.
What is taxonomy?
a)
Science of studying biomes and biospheres
b)
Science of naming plants and animals recently found in nature
c)
Science of describing, classifying, and naming living things
d)
Science of studying unicellular and multicellular organisms
74.
Which 3 of the following are scientific domains?
a)
eukarya
b)
bacteria
c)
plantae
d)
archea
75.
Identify the kingdoms that only have unicellular organisms
a)
Animalia
b)
Eubacteria
c)
Plantae
d)
Archaea
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