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Exam 1 review ch 1-3, 6 SEA-PHAGES

Total questions: 47

Worksheet time: 24mins

Name
Class
Date
1.

Select all that apply: Which of the following are bacteria

a)

Saccharomyces cerevisiae

b)

HIV

c)

Staphylococcus aureus

d)

HPV

e)

Helicobacter pylori

2.

This individual created a single lens microscope and is known as the father of bacteriology and protozoology

a)

Robert Koch

b)

Antoni van Leeuwenhoek

c)

Francesco Redi

d)

Joseph Lister

e)

Alexander Fleming

3.

Which is the correct way to right the scientific name

a)

Streptococcus pyogenes

b)

streptococcus pyogenes

c)

Streptococcus pyogenes

d)

Streptococcus Pyogenes

4.

which is the correct order of taxonomy

a)

Domain, species, phylum, kingdom, genus, class, order, family

b)

Kingdom, domain, family, phylum class, species, order, genus

c)

Genus, phylum, order, domain, family, class, species, kingdom

d)

Domain, kingdom, phylum, class, order, family, genus, species

5.

Who infected people with cowpox in order to vaccinate them against smallpox

a)

Louis Pasteur

b)

Edward Jenner

c)

Ignaz Semmelweis

d)

John Tyndall

6.

The study of fungi is known as

a)

Immunology

b)

Virology

c)

Mycology

d)

Bacteriology

e)

Protozoology

7.

The manipulation of microbes to make products in an industrial setting is known as Bioremediation

a)

True

b)

False

8.

Select all that apply: Which components are found in all cells

a)

Cell membrane

b)

Nucleus

c)

Capsule

d)

Ribosomes

e)

Chromosomes

9.

When experiments are performed it is subjective data that is gathered

a)

True

b)

False

10.

Viruses are Acellular

a)

True

b)

False

11.

Which of the following is mismatched

a)

Total Magnification-differentiate sample from background

b)

Resolution-ability to distinguish to adjacent objects or points from each other

c)

Contrast-differentiate sample from background

d)

Total Magnification-how much a sample has been magnified

e)

Contrast-ability to distinguish to adjacent objects or points from each other

12.

Oil can be used to improve resolution because it has properties similar to water

a)

True

b)

False

13.

A negative stain

a)

Has a positive charge

b)

Is an acidic stain

c)

Binds directly to the microbe

d)

Stains the background

14.

A Gram stain is a differential stain

a)

True

b)

False

15.

The purpose of alcohol during a Gram stain is to

a)

Remove unbound stain

b)

Stain all cells purple

c)

Remove the outer membrane

d)

Counter stain cells pink

e)

Act as a mordant by crystallizing the crystal violet

16.

The following are possible arrangements for Bacillus morphology except

a)

Palisades

b)

Staphylobacillus

c)

Diplobacillus

d)

Streptobacillus

17.

A microbe that appears pink on a Gram stain is

a)

Gram +

b)

Gram -

c)

Acid-fast

d)

Pathogenic

18.

Select all that apply: The following structures are found only on Gram (+) bacterium

a)

Thick cell wall

b)

Thin cell wall

c)

Lipotechoic acid

d)

Lipopolysaccharide

e)

Wall techoic acid

19.

The DNA in a cell that is nonessential but gives an advantage to the microbe is known as a plasmid

a)

True

b)

False

20.

The following are types of arrangements except

a)

Palisades

b)

Tetrads

c)

Sarcina

d)

Irregular clusters

e)

Vibrio

21.

Select all that apply: Flagella are composed of the

a)

Filament

b)

Hook

c)

Slime layer

d)

Fimbrae

e)

Basal Body

22.

The part of a cell that select what enter and what exits the cell is known as the

a)

Cell wall

b)

Cell membrane

c)

Cytoplasm

d)

Capsule

23.

The movement of a microbe toward nutrients is known as

a)

Positive Phototaxis

b)

Negative phototaxis

c)

Positive chemotaxis

d)

Negative chemotaxis

24.

Select all that apply: The Pilus is used

a)

by Gram (+) bacteria for conjugation

b)

By Gram (-) bacteria for conjugation

c)

By Gram (=) bacteria for attachment

d)

By Gram (+) bacteria for attachment

e)

by all bacteria for motility

25.

Archaea are difficult to study because they live in extreme environments that are difficult to replicate

a)

True

b)

False

26.

Which of the following is false about endospores?

a)

Sporulate in 6-8 hours

b)

Can withstand radiation, heat, freezing and some chemicals

c)

Can be destroyed by boiling them

d)

Can be destroyed with an autoclave or flame

e)

Germinate in 1.5 hours

27.

A cell that normally lives in a lake is placed into the ocean. The cell ___________ because it was placed into a ________ environment

a)

Burst, Hypertonic

b)

Shrink, Hypertonic

c)

Burst, Hypotonic

d)

Shrink, Hypotonic

e)

be unchanged, isotonic

28.

_______ don't have cell walls so their morphology is __________

a)

Gram (+), Bacillus

b)

Gram (-), Cocci

c)

Mycobacterium, curved

d)

Mycoplasma, pleomorphic

29.

The following are part the five I's except

a)

Sterilization

b)

Inoculation

c)

Incubation

d)

Isolation

e)

Inspection

30.

Agar is a media

a)

True

b)

False

31.

A container that holds two or more identified, easily differentiated species of microorganisms

a)

Pure culture

b)

Mixed culture

c)

Contaminated culture

d)

Subculture

32.

This method involves serially diluting a sample in warm liquid media that contains agar, pouring into empty petri dishes and allowing them to solidify

a)

Streak plate

b)

Pour plate

c)

Spread plate

d)

Pour plate and spread plate

33.

The following media can help determine motility

a)

Liquid media

b)

semi-solid media

c)

Solid media

d)

Selective media

34.

Select all that apply: The MacConkey media is

a)

Selective for Gram (+) due to Bile salt

b)

Selective for Gram (-) due to Bile salt and crystal violet

c)

Differential due to lactose

d)

Differential due to lactose and neutral red pH indicator

e)

Differential due to mannitol and neutral red pH indicator

35.

Agar is a media

a)

True

b)

False

36.

Select all that apply: Blood agar is

a)

a general purpose media

b)

a selective media

c)

a differential media

d)

an enriched media

e)

Defined media

37.

The microbes in your gut are provided a home to thrive in and they help improve your overall health. This type of relationship is known as

a)

Commensalism

b)

Mutualism

c)

synergism

d)

Parasitism

e)

Antagonism

38.

Select all that apply: Bacterial reproduction is

a)

asexual

b)

meiosis

c)

binary fission

d)

sexual

e)

mitosis

39.

The stage in microbial growth where more death is occurring then replication is called

a)

lag phase

b)

stationary phase

c)

log phase

d)

death or decline phase

40.

A microbe that can survive in the presence of oxygen, but doesn't use it is called a(n)

a)

aerobe

b)

anaerobe

c)

aerotolerant

d)

facultative anaerobe

e)

microaerophile

41.

The highest temperature where growth and metabolism can proceed is the

a)

cardinal temperature

b)

maximum temperature

c)

optimum temperature

d)

minimum temperature

42.

A microbe that doesn't normally live in high salt, but can resist it is a halophile.

a)

True

b)

False

43.

Fungi releasing antibiotics to kill surrounding microbes is an example of a(n)

a)

mutualistic relationship

b)

synergistic relationship

c)

commensalistic relationship

d)

parasitic relationship

e)

antagonistic relationship

44.

Measuring turbidity is an indirect method of measuring cell growth.

a)

True

b)

False

45.

A microbe that uses inorganic molecules for both an energy and carbon source are known as a

a)

Lithoautotroph

b)

Chemoheterotroph

c)

Photoautotroph

d)

Photoheterotroph

46.

Where would a facultative anaerobe be found in an FTM tube?

a)

In the oxic zone.

b)

In the anoxic zone

c)

Mostly in the oxic zone with some growth in the anoxic zone

d)

just below the oxic zone, but not in it.

e)

Evenly distributed throughout the tube.

47.

Most pathogens that infect humans are

a)

psychrophiles

b)

psychrotrophs

c)

mesophiles

d)

thermophiles

e)

hyperthermophiles

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