Straighterline Microbiology BIO250 Final Exam 2024/2025 (60 Questions)

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DAVITA_BIO250 | Review and Final Exam


Started on 18 August 2024, 2:40 PM
State Finished
Completed on 18 August 2024, 4:39 PM
Time taken 1 hour 59 mins
Grade 235.00 out of 300.00 (78%)




Question 1
What process involves the breakdown of dead matter and wastes into simple compounds by bact
Correct

Mark 5.00 out of Select one:
5.00 a. anaerobic respiration
b. decomposition
c. fermentation
d. photosynthesis




Question 2
What microbial process was responsible for changing Earth’s atmosphere from one without oxyg
Correct

Mark 5.00 out of Select one:
5.00 a. anaerobic respiration
b. temperature regulation
c. decomposition
d. oxygenic photosynthesis




Question 3
In which process do humans use microorganisms to restore stability to the environm
Correct
pollutants?
Mark 5.00 out of
5.00
Select one:
a. pasteurization
b. immunization
c. bioremediation
d. genetic engineering

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Question 5
In which pair are both nitrogen bases purines?
Correct

Mark 5.00 out of Select one:
5.00 a. adenine and guanine
b. thymine and uracil
c. guanine and uracil
d. cytosine and guanine




Question 6
Which of the following serve as catalysts for all chemical reactions in cells?
Correct

Mark 5.00 out of Select one:
5.00 a. ATP
b. proteins
c. lysozymes
d. enzymes




Question 7
A viral capsid is composed of
Correct

Mark 5.00 out of Select one:
5.00 a. carbohydrates.
b. lipids.
c. proteins.
d. enzymes.




Question 8
Which of the following is the accumulation of changes that occur due to adaptations to the enviro
Correct

Mark 5.00 out of Select one:
5.00 a. diversity
b. genetics
c. evolution
d. metabolism




Question 9
Chemoheterotrophs derive their energy from which of the following sources?

Correct