7:01 PM a mybb.qu.edu.qa Due Date Sunday 30-9-2018 80%) Se 1- Microorganisms tha

Question

7:01 PM a mybb.qu.edu.qa Due Date Sunday 30-9-2018 80%) Se 1- Microorganisms that can be found thriving in icy-cold climates would be considered a. barophiles c. mesophiles d. psychrophiles e. bibliophile 2- If you carried out an experiment growing different types of microorganisms in liquid culture, which type of organism would you find congregated just a little below the liquid's surface? a. obligate aerobes b, obligate anacrobes d. acrotolerant bacteria 3-Which microbe would you most likely find in large numbers in an extremely hypertonic salty environment? b. Bacills d. E. coli e. Salmonella 4-IfI start with one bacterium (generation 0), how many bacteria would I have by generation 4 produced by binary fission? c. 8 d. 16 e. 32 S-Which phase in a population growth curve is associated with no increase or decrease in population? a. lag phase

Explanation / Answer

1)D)psychrophiles because they can survive in temperatures below 0

2)C)Microaerophiles because they are present just below the liquid's surface

3)D)E.COLI because it exists in salty envoronment

4)d)16 because 2^4=16 because every fission leads to 2 cells.

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