NEW
Font size
WorksheetsTaxonomy and bacterial growth
Total questions: 20
Worksheet time: 10mins
The major similarity between Domain Archaea and Domain Eubacteria is....
all organisms are anaerobic
species are considered extremophiles
species are composed of prokaryotic cells
all organisms can produce antibiotics
What shape do these bacteria have?
bacilli
cocci
spirilla
plasmid
Bacteria can cause disease by destroying living tissue.
True
False
When we refer to 'growth' with bacteria, we are talking about the population and not the size of the bacteria.
False
True
Autotrophic bacteria are those which ...
Make their own food
Are highly susceptible to penicillin
Produce a blue-green pigment
Obtain their food from the environment
Why do bacteria enters the stationary phase?
Because of the limitation of essential nutrients and accumulation of toxic by-products.
Because they get tired.
Because of depletion of nutrients.
Which one of the following WILL NOT be characteristic of the LAG PHASE?
Adapting to the new environment
Rapid Binary fission
Intake of nutrients
The portion of the growth curve where rapid growth of bacteria is observed is known as-
Stationary Phase
Death Phase
Log Phase
Lag Phase
Which phase in bacterial growth curve shows the reproduction rate equal to the death rate?
Lag Phase
Stationary Phase
Log Phase
Decline Phase
The generation time for E.coli is ________
50 minutes
1 hr 10 minutes
20 minutes
45 minutes
Which of the following is the type of reproduction found in most unicellular prokaryotic microorganisms?
Budding
Binary Fission
Fragmentation
Binomial nomenclature is the naming of an organism using which 2 levels of classification?
kingdom and phylum
kingdom and division
genus and kingdom
genus and species
Which of the following represents the correct order of classification from broadest group to most specific group?
species, genus, phylum, class
phylum, class, genus, species
genus, species, phylum, class
phylum, genus, class, species
Looking at the scientific name, Homo sapien, which part is the genus name?
sapien
Homo
Homo sapien
H
Why is a virus not classified into a kingdom?
most biologists do not consider them living things
they are primitive cells
they can reproduce using binary fission
they can cause disease in plants and animals
an example would include paramecium, algae, and euglena
Archaebacteria/Eubacteria
Protista
Fungi
Plantae
Animalia
