Bio 205 All Answers Correct
Heterotrophs ️They use organic carbon as food and are found in every type of water
Autotroph ️Organisms that make their own food. Produces energy from sunlight and carbon dioxide,
know as producers
Chemoheterotrophs ️Organism that obtains its energy from th...
Heterotrophs ✔️They use organic carbon as food and are found in every type of water
Autotroph ✔️Organisms that make their own food. Produces energy from sunlight and carbon dioxide,
know as producers
Chemoheterotrophs ✔️Organism that obtains its energy from the oxidation of organic compounds
Phototroph ✔️uses light as an energy source
Chemoautotroph ✔️an organism that gets its energy from chemicals taken from the environment
General media ✔️Support the growth of a wide variety of bacteria including agar
Complex media ✔️Microbiological growth media that is made from extracts
Selective media ✔️Used to isolate or identify particular organisms, allows certain types of organisms to
grow and inhibit the growth of other organisms
Differential media ✔️Used to isolate or identify particular organisms, contains ingredients or chemicals
to distinguish which species do not carry out a specific biochemical process
Halophile ✔️Organism that requires a salt rich environment for its growth and survival
Defined media ✔️Exact amounts of chemical pure media, either organic or inorganic
Temp range for Psychrophile ✔️Low temp, food spoilage
, Temp range for mesophile ✔️Moderate temp
Temp range for thermophile ✔️High temp
Temp range for extreme thermophile ✔️Grows up to boiling point
What effects do temperature have on cell components ✔️Min- min temp where bacteria grows
MAX- max temp where bacteria can grow
Optimum- Bactria grows fastest at this temp
What are the ph conditions for growth of an acidiophile ✔️Grows best in acidic habitats
ph conditions for a neutrophiles ✔️Grows best in a range 6.5-7.5 ph
Ph conditions for alkalophiles ✔️Live in alkaline Soils and water up to a ph of 11.5
Halophile vs. nonhalophile bacteria ✔️Extreme halophile grow in 30% salt, moderate can tolerate high
salt concentrations
Nonhalophiles cannot tolerate high salt concentrations
Hyper tonic solutions on cells ✔️Higher solute concentrations, cells will shrink
Hypotonic solutions on cells ✔️Lower solute concentrations, cells will swell
Oxygen requirement for anaerobes ✔️No O2, grows at bottom of tube
Oxygen requirements for microaerophiles ✔️Low O2, grows in middle of tube
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