BIOL 2041 - Exam #3C

Question 1

A type of organism is not a component of lichens.

Answer 1

Myxobacteria

Question 2

A protein structure that gives protozoa their shape and is found on the inside of the cell membrane is the…

Answer 2

pellicle

Question 3

The manual provides tables of test results to identify bacteria.

Answer 3

Bergy’s Manual of Determinative Bacteria

Question 4

In fungi, _____ hyphae do not have walls between the individual cells.

Answer 4

coenocytic

Question 5

Chitin is the cell wall material found in

Answer 5

fungi

Question 6

The study of scientific classification of organisms is

Answer 6

taxonomy

Question 7

____ means that male and female reproductive organs are the same individual organism.

Answer 7

monoecious

Question 8

rRNA can be used as a molecular chronometer for determining phylogenetic history. True or False?

Answer 8

True

Question 9

The term “emerging disease” describes only newly discovered diseases. True or false?

Answer 9

False

Question 10

Dinoflagellates are found in the

Answer 10

pyrrhophyta

Question 11

The study of algae is

Answer 11

phycology

Question 12

The broadest taxonomic unit is

Answer 12

domain

Question 13

In the cruise ship case study we discussed, the pathogen was found primarily

Answer 13

as a biofilm in the hot tub

Question 14

Microbes in a biofilm are often less resistant to antibiotics. True or False?

Answer 14

False

Question 15

Gamma-proteobacterium, comma-shaped, may be bioluminescent.

Answer 15

Vibrio

Question 16

Bacterium that doesn’t form a cell wall

Answer 16

Mycoplasma

Question 17

Fluke

Answer 17

Paragonimus

Question 18

High G+C gram-positive bacterium known for the production of propionic acid.

Answer 18

Propionibacterium

Question 19

High G+C gram-positive, cell wall contains mycolic acids

Answer 19

Mycobacterium

Question 20

Slime mold

Answer 20

Physarum

Question 21

Asgard archean

Answer 21

Lokiarchaeum

Question 22

Firmicute is one of the largest known bacteria.

Answer 22

Epulopscium

Question 23

Basidiomycete

Answer 23

Agaricus

Question 24

Delta-proteobacterium, able to form fruiting bodies

Answer 24

Mycococcus

Question 25

Protozoan that moves with pseudopods

Answer 25

Amoeba

Question 26

Green non-sulfur photosynthetic bacterium

Answer 26

Chloroflexus

Question 27

Conjugation fungi

Answer 27

Zygomycota

Question 28

Sac fungi

Answer 28

Ascomycota

Question 29

Green algae

Answer 29

Chlorophyta

Question 30

Flukes

Answer 30

Trematoda

Question 31

Tapeworms

Answer 31

Cestoda

Question 32

Roundworms

Answer 32

Nematoda

Question 33

Non-motile protozoan

Answer 33

Apicomplexa

Question 34

Red algae

Answer 34

Rhodophyta

Question 35

Bacteria fixation matches with

Answer 35

Rhizobium

Question 36

NH4 matches with

Answer 36

Ammonium

Question 37

Nitrification matches with

Answer 37

Nitrobacter

Question 38

NO3 matches with

Answer 38

Nitrate

Question 39

Name one bacterial genus involved in any part of the sulfur cycle.

Answer 39

Sulfolobus

Question 40

Name a genus of gram-negative cocci found in the beta-proteobacterium.

Answer 40

Neisseran

Question 41

Name a genus of high G+C, a filamentous bacterium that forms spores that are known for antibiotic production.

Answer 41

Streptomyces???

Question 42

Name a process of product in each category below by which humans utilize microorganisms. Give a genus name that goes with example. *Medical*

Answer 42

antibiotic; *Penicillium*

Question 43

Name a process of product in each category below by which humans utilize microorganisms. Give a genus name that goes with example. *Industrial*

Answer 43

Sewage treatment; *E. coli*

Question 44

Name a process of product in each category below by which humans utilize microorganisms. Give a genus name that goes with example. *Food*

Answer 44

Beer fermentation; *Sachromyces*

Question 45

Briefly describe how the concept of species is different between eukaryotes and prokaryotes.

Answer 45

Prokaryotes do not breed among themselves so it is difficult to figure out what organism they came from. Also, they have similar characteristics so that is probably how their early ancestors looked like. Eukaryotes do breed among themselves so we can pinpoint through genes what organism they came from (eg. parent, grandparent)

Question 46

____ _____ is the system of communication where bacteria can recognize the density of a population.

Answer 46

Quorum sensing