BROCK BIOLOGY OF MICROORGANISMS
FINAL PAPER 2026 FULL QUESTIONS AND
CORRECT ANSWERS STUDY GUIDE
◉ Louis Pasteur's most famous success was his work on
Answer: the rabies vaccine
◉ Microorganisms play key roles in the cycling of important
nutrients in plant nutrition, particularly those of
Answer: carbon, nitrogen, and sulfur
◉ Microbial ecology is the study of
Answer: microorganisms in their natural environments
◉ The structure that confers structural strength on the cell is known
as the
Answer: cell wall
◉ A microbial cell's membrane is considered ________, because its
internal constituents are maintained within the cell. However, it also
imports and exports other molecules in response to its environment.
Answer: semipermeable
, ◉ Some microorganisms can undergo ________ in which various cell
types can become specialized and arise from one parent cell type.
Answer: differentiation
◉ Cyanobacteria and purple sulfur bacteria both obtain energy from
light. However, only the ________ are capable of releasing ________.
Answer: cyanobacteria / oxygen
◉ The process whereby microorganisms are used to help clean up
pollution created by human activities is known as
Answer: bioremediation
◉ Robert Koch received the 1905 Nobel Prize in Physiology or
Medicine for
Answer: identifying Mycobacterium tuberculosis as the causative
agent of tuberculosis
◉ Bacillus anthracis deficient in its ability to differentiate would not
be able to
Answer: form endospores
◉ Microbial biochemistry most specifically involves the discovery of
microbial ________ and the ________ they perform.
FINAL PAPER 2026 FULL QUESTIONS AND
CORRECT ANSWERS STUDY GUIDE
◉ Louis Pasteur's most famous success was his work on
Answer: the rabies vaccine
◉ Microorganisms play key roles in the cycling of important
nutrients in plant nutrition, particularly those of
Answer: carbon, nitrogen, and sulfur
◉ Microbial ecology is the study of
Answer: microorganisms in their natural environments
◉ The structure that confers structural strength on the cell is known
as the
Answer: cell wall
◉ A microbial cell's membrane is considered ________, because its
internal constituents are maintained within the cell. However, it also
imports and exports other molecules in response to its environment.
Answer: semipermeable
, ◉ Some microorganisms can undergo ________ in which various cell
types can become specialized and arise from one parent cell type.
Answer: differentiation
◉ Cyanobacteria and purple sulfur bacteria both obtain energy from
light. However, only the ________ are capable of releasing ________.
Answer: cyanobacteria / oxygen
◉ The process whereby microorganisms are used to help clean up
pollution created by human activities is known as
Answer: bioremediation
◉ Robert Koch received the 1905 Nobel Prize in Physiology or
Medicine for
Answer: identifying Mycobacterium tuberculosis as the causative
agent of tuberculosis
◉ Bacillus anthracis deficient in its ability to differentiate would not
be able to
Answer: form endospores
◉ Microbial biochemistry most specifically involves the discovery of
microbial ________ and the ________ they perform.
