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Microbial world and you

Total questions: 28

Worksheet time: 17mins

Name
Class
Date
1.

Which type of microbe has cell walls composed of chitin?

a)

bacteria

b)

archaea

c)

fungi

d)

protozoa

2.
Which scientist developed the first vaccination for smallpox?
a)
Fleming
b)
Pasteur
c)
Jenner
d)
Ehrlich
3.
Which type of microbe contains peptidoglycan in its cell wall?
a)
bacteria
b)
archaea
c)
fungi
d)
protozoa
4.
These microbes are acellular, and are composed of a protein and nucleic acid.
a)
protozoa
b)
fungi
c)
viruses
d)
bacteria
5.
An example of this type of microbe is the tapeworm.
a)
fungi
b)
archaea
c)
multicellular animal parasite
d)
protozoa
6.

Contain a nucleus

a)

prokaryote

b)

eukaryote

7.
Which scientist discovered penicillin?
a)
Jenner
b)
Fleming
c)
Virchow
d)
Redi
8.
Most microbes are harmful to humans.
a)
True
b)
False
9.

Who was the first person credited with observing microbes?

a)

van Leeuwenhoek

b)

Hooke

c)

Virchow

d)

Pasteur

10.
Which is NOT a beneficial use of bacteria?
a)
breaking down waste
b)
producing insulin and other drugs
c)
producing ethanol, cheese, and bread
d)
secreting dangerous toxins
11.

"Life comes from pre-existing life."

a)

biogenesis

b)

spontaneous generation

12.

Each organism has two names:

a)

genus and specific epithet

b)

domain and specific epithet

c)

genus and domain

13.

What is Cell Theory?

a)

"All living things are composed of cells and come from preexisting cells"

b)

"All living things are composed of microorganisms and come from preexisting microorganisms"

c)

"All cells are composed of microorganisms and come from preexisting microorganisms"

14.

The conversion of sugar to alcohol to make beer and wine is called...

a)

Acidation

b)

Fermentation

c)

Activation

d)

De-Fermentation

15.

Koch's postulates are used to....

a)

prove that a specific microbe can multiply

b)

prove that a specific microbe can cause a specific disease

c)

prove that a specific microbe can cause more than one disease

d)

prove that a specific microbe can neutralize a specific disease

16.

What is the Definition of Microbiology?

a)

The study of all living organisms that are visible to the naked eye

b)

The study of all nonliving organisms that are too small to be visible with the naked eye

c)

The study of all living organisms that are too small to be visible with the naked eye

d)

The study of all nonliving organisms that are too large and can be seen with the naked eye

17.

Which of the following is not TRUE about Microbes?

a)

Microorganisms too small to be seen by the human eye (without microscope)

b)

Microbes are everywhere!

c)

Make up the most numerous organisms in the world

d)

Microbes are harmful not beneficial

18.

What was one of Louis Pasteur's achievements?

a)

A) Developed vaccinations for anthrax and rabies

b)

B) Monitored the cholera outbreak in London during the 1850s

c)

C) Developed a process to kill bacteria in wine

d)

D)Discovered microscopic organisms called "animalcules"

e)

E) Both A and C

19.

Microbes usually are

a)

germs

b)

bad

c)

good

d)

microscopic

20.
Which best compares bacteria and viruses?
a)
Bacteria are smaller than viruses.
b)
Bacteria cause disease, but viruses do not.
c)
Bacteria are living organisms, but viruses are not.
d)
Bacteria have genetic material, but viruses do not.
21.
Which is true about bacteria cells ?
a)
they lack lipids
b)
they lack a nucleus
c)
they lack proteins 
d)
they lack DNA
22.
A microorganism that can cause disease is called a(n) ________________.
a)
pathogen
b)
host
c)
virulence
d)
autogenous
23.
Which domain is capable of living in extreme environments like hot springs, geysers, or very salty waters?
a)
Bacteria
b)
Archaea
c)
Eukarya
24.
Mold, yeast, and mushrooms all belong to the Kingdom _______.
a)
Archaebacteria
b)
Fungi
c)
Eubacteria
d)
Protista
25.

The highest level of classification is...

a)

domain

b)

species

c)

genus

d)

kingdom

26.

Carl Woese developed the ‘three-domain system’ What are the three domains?

a)

Fungi, Archaea, and Viral

b)

Archaea, Bacteria, and Viral

c)

Archaea, Bacteria, and Eukaryote

d)

Eukaryote, Prokaryote and Bacteria

27.
At one point in time, many people thought disease was caused by fate or by incorrect behavior. Following the invention of the microscope, bacteria were discovered. After this, a new theory of what causes disease arose that was known as the germ theory.  Why was the original theory modified? 
a)
It quickly became obvious that germs cause disease.
b)
The person who invented the microscope became ill.
c)
New evidence prompted revision to the original ideas.
d)
The proponents of the germ theory had political power.
28.

This diagram represents......

a)

Louise Pasteur's experiment

b)

Koch's Postulates

c)

John Snow's experiment

d)

Mcfarlane Burnet's work

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