Bacteria pt. 1

1.

1 point

Unlike eubacteria, archaebacteria

are thought to be the ancestors of eukaryotes

are prokaryotes

have a cell wall

have two cell membranes

2.

1 point

Which of the following are members of the kingdom Archaebacteria?

eukaryotes

E. coli

eubacteria

methanogens

3.

1 point

When treated with Gram stains, Gram-positive eubacteria appear

orange

pinky

yellow

pruple

4.

1 point

Unlike photoautotrophs, chemoautotrophs obtain energy

indirectly from organic molecules

indirectly form other organisms

directly from the sun

directly from inorganic molecules

5.

1 point

Most prokaryotes are

photoautotrophs

photoheterotrophs

heterotrophs

chemoautotrops

6.

1 point

Which of the following describes an ecological role of bacteria in the environment?

carrying out photsynthesis

recycling nutreints

fixing nitrogen

all of the above

7.

1 point

Bacteria are sometimes called nature's recyclers because they

undergo conjugation

can switch between cellular respiration and fermentation

unlock nutrients in dead matter

carry out photosynthesis

8.

1 point

Food poisoning is an example of bacteria

breaking down the body's tissues

going through the lytic cycle

releasing toxins that make you sick

resisting antibiotics

9.

1 point

Humans use bacteria in all of the following ways EXCEPT

to clean up small oil spills

to mine minerals from the ground

to make butter and milk

to synthesize drugs

10.

1 point

Which of the following is NOT a form of sterilization?

frying

chemical disinfection

refrigeration

boiling

11.

1 point

Eubacteria and archaebacteria differ in

size

the composition of their cell walls

the presence of a cell wall

the presence of a nucleus

12.

1 point

Which of the following are factors used to identify prokaryotes?

cell shape

the way prokaryotes move

the way prokaryotes obtain energy

all of the above

13.

1 point

A method called Gram staining is used to tell

what shape a prokaryote has

how a prokaryote obtains energy

what kind of cell wall a prokaryote has

whether a prokaryote has flagella or not

14.

1 point

Which of the following is a way that bacteria cause disease?

by fixing nitrogen

by conjugating

by releasing toxins

by the lysogenic cycle

15.

1 point

Food that is stored in your refrigerator will keep longer because the bacteria that spoil food

grow more slowly in the dark

require light to live

grow more slowly at low temperatures

die at low temperatures

16.

1 point

Which of the following is a proper use of disinfectants?

as an antibiotic drug

to sterilize a hospital

to preserve food

to induce conjugation

17.

1 point

The few bacteria that cause disease are called

viruses

endospores

pathogens

antibiotics

18.

1 point

http://www.cvsd.org/university/classpage/chill/pages/Bio%20Gold%20Pages/Study%20Guides/ch_40_study_guide_files/i0070000.jpg

A is the _____.

19.

1 point

http://www.cvsd.org/university/classpage/chill/pages/Bio%20Gold%20Pages/Study%20Guides/ch_40_study_guide_files/i0070000.jpg

B is the _____.

20.

1 point

http://www.cvsd.org/university/classpage/chill/pages/Bio%20Gold%20Pages/Study%20Guides/ch_40_study_guide_files/i0070000.jpg

C is the _____.

21.

1 point

http://www.cvsd.org/university/classpage/chill/pages/Bio%20Gold%20Pages/Study%20Guides/ch_40_study_guide_files/i0070000.jpg

D is the _____.

22.

1 point

http://www.cvsd.org/university/classpage/chill/pages/Bio%20Gold%20Pages/Study%20Guides/ch_40_study_guide_files/i0070000.jpg

E is the _____.

23.

1 point

http://www.cvsd.org/university/classpage/chill/pages/Bio%20Gold%20Pages/Study%20Guides/ch_40_study_guide_files/i0070000.jpg

F is the _____.

24.

1 point

http://www.cvsd.org/university/classpage/chill/pages/Bio%20Gold%20Pages/Study%20Guides/ch_40_study_guide_files/i0070000.jpg

This is a member of Kingdom ______.

25.

1 point

List five foods that humans use bacteria to produce.

(the ones I put are listed, any others that you put are probably right)

26.

1 point

List five human disease that are caused by bacteria.

(these are just my answers, the ones you put are probably right)

27.

1 point

Archaebacteria were probably the first organisms on Earth.

True

False

28.

1 point

All bacteria have a cell wall.

True

False

29.

1 point

Bacteria are eukaryotes.

True

False

30.

1 point

Gram positive bacteria are easier to kill with antibiotics.

True

False

31.

1 point

Bacteria are smaller than viruses.

True

False

32.

1 point

Bacteria that lack a capsule are Gram negative.

True

False

33.

1 point

All bacteria were previously classified together in Kingdom Monera.

True

False

34.

1 point

Obligate anaerobes die in the presence of oxygen.

True

False

35.

1 point

Archaebacteria live in the harshest environments on Earth.

True

False

36.

1 point

sphere-shaped bacteria

37.

1 point

a cell with no nucleus

38.

1 point

spiral-shaped bacteria

39.

1 point

a bacterial structure that survives unfavorable conditions

40.

1 point

rod shaped bacteria

41.

1 point

bacteria that causes lockjaw

42.

1 point

a human intestinal bacteria

43.

1 point

some species are decomposers, others are used to produce antibiotics; what class is this?

44.

1 point

includes the bacterium that causes syphilis; what class is this?

45.

1 point

"true bacteria"; what class is this?

46.

1 point

parasite of ticks, fleas, and lice; what class is this?

47.

1 point

One way to inhibit bacterial growth in some foods is to

pasteurize the food

warm it to room temperature

increase the moisture

expose it to air

48.

1 point

When two bacteria join and transfer DNA, it is called

transduction

transference

transformation

conjugation

49.

1 point

Facultative anaerobes are organisms that can live

with or without oxygen

only in the presence of hydrogen sulfide

only in the presence of oxygen

only in the absence of oxygen

50.

1 point

Which of the following is transmitted by ticks?

diptheria

Lyme disease

tuberculosis

typhus