ch 1 part I - intro to microbiology

Question 1

what are the 3 shapes of bacteria?

Answer 1

bacillus (rod-shaped), cocci (spherical shaped), & spirillum (spiral-shaped)

Question 2

why is microbiology important?

Answer 2

microbes produce 50% of oxygen, cycle resources back into the soil,
& we have hamburgers bc bacteria help cows digest grass

Question 3

who is robert hooke?

Answer 3

created 1st simple microscope; cell theory

Question 4

who is leeuwenhoek?

Answer 4

created better magnification 30x; saw first live cells “animalucles’ protozoans and bacteria

Question 5

what are the most deadly microbes?

Answer 5

1. HIV virus - no cure
2. flu virus - 1918 pandemic
3. bubonic plague
4. ebola virus - 90% mortality

Question 6

what are the 5 kingdoms?

Answer 6

1. plantae
2. animilia
3. fungi
4. protista
5. monera

Question 7

what kind of cells are plantae, animilia, & fungi?

Answer 7

multicellular & eukaryotic

Question 8

what kind of cells are protista?

Answer 8

unicellular & EUKARYOTIC

Question 9

what are the protista that can move?

Answer 9

protozoa

Question 10

what are the protista that are plant-like?

Answer 10

algae

Question 11

what are the protista that are fungi-like?

Answer 11

slime-mold

Question 12

what kind of cells are monera?

Answer 12

unicellular & prokaryotic (contains bacteria)

Question 13

what is the 3 domain system?

Answer 13

1. eukarya - eukaryotes
2. bacteria
3. archaea

Question 14

what are the prokaryotes w/ peptidoglycan cell wall?

Answer 14

bacteria

Question 15

what are the prokaryotes w/ NO peptidoglycan and live in extreme environments?

Answer 15

archaea

Question 16

what is the purpose of the 3 domain system?

Answer 16

by carl woese, based on rRNA that is used to find similarities b/t organism based on evolution

Question 17

what are the 6 types of microbes?

Answer 17

1. bacteria
2. algae
3. fungi
4. protozoa
5. helminths
6. viruses

Question 18

what are the two types of fungi?

Answer 18

1. yeasts - unicellular, oval
2. mold - multicellular, filamentous

Question 18

what is the cell wall of fungi made up of?

Answer 18

chitin

Question 19

what are the 3 types of protozoa?

Answer 19

1. cilia - hair like
2. flagellum - fewer hairs, longer
3. pseudopodia - extended membrane, arm like

Question 20

what are helminths?

Answer 20

eukaryotic parasitic worms

Question 21

what are viruses?

Answer 21

non-living, dependent on host for replication

Question 22

what is the binomial nomenclature?

Answer 22

• genus and species are italicized or underlined
• 1st letter is always capitalized
• by carollus linnaes