MCB 100 - Exam 1 HW Questions With Complete Solutions
A ________ is a single species in an environment. Correct
Answers population
A wine-making process in which sulfur dioxide is not used will
result in which of the following? Correct Answers growth of
naturally occurring bacteria
After a major crude oil spill, a variety of specific microbes is
distributed in the area of the spill. This would be an example of
Correct Answers bioremediation.
All of the following bacteria produce lactic acid except
__________. Correct Answers Gluconobacter
An explanation of observations and data supported by the
experimental results of many scientists for many years is Correct
Answers a theory.
Antoni van Leeuwenhoek was the first person in history to
Correct Answers view microorganisms and record these
observations.
Baking bread, creating a genetically modified vegetable, using a
microbe to make human insulin . . . Which of these is NOT
considered "biotechnology"? Correct Answers All of these are
biotechnology
, Based on the information from the reading passage, which of the
following types of blood could this person receive without
having any reaction? Correct Answers Type A
Based on the reading passage, which of the following is the least
likely cause of John's vomiting? Correct Answers His headache
Biomining takes advantage of prokaryotes ability to ________
metals. Correct Answers oxidize
Commensalism is best described as a(n) Correct Answers
relationship between two organisms where only one member
benefits.
Dental plaque is a Correct Answers microhabitat.
During industrial canning, why would you use pasteurization
tempteratures and pressures instead of those that would be high
enough to sterilize food? Correct Answers Temperature and
pressure high enough to sterilize would destroy nutrients and
adversely affect taste and texture of the food.
During treatment of water to make it potable, about 90% of the
microbes are removed Correct Answers in the filtration step.
Gram-negative bacteria appear pink after Gram staining because
they have Correct Answers a thin layer of peptidoglycan.
How did Francesco Redi attempt to disprove the theory of
spontaneous generation? Correct Answers He performed a
series of experiments involving decaying meat and maggots.
A ________ is a single species in an environment. Correct
Answers population
A wine-making process in which sulfur dioxide is not used will
result in which of the following? Correct Answers growth of
naturally occurring bacteria
After a major crude oil spill, a variety of specific microbes is
distributed in the area of the spill. This would be an example of
Correct Answers bioremediation.
All of the following bacteria produce lactic acid except
__________. Correct Answers Gluconobacter
An explanation of observations and data supported by the
experimental results of many scientists for many years is Correct
Answers a theory.
Antoni van Leeuwenhoek was the first person in history to
Correct Answers view microorganisms and record these
observations.
Baking bread, creating a genetically modified vegetable, using a
microbe to make human insulin . . . Which of these is NOT
considered "biotechnology"? Correct Answers All of these are
biotechnology
, Based on the information from the reading passage, which of the
following types of blood could this person receive without
having any reaction? Correct Answers Type A
Based on the reading passage, which of the following is the least
likely cause of John's vomiting? Correct Answers His headache
Biomining takes advantage of prokaryotes ability to ________
metals. Correct Answers oxidize
Commensalism is best described as a(n) Correct Answers
relationship between two organisms where only one member
benefits.
Dental plaque is a Correct Answers microhabitat.
During industrial canning, why would you use pasteurization
tempteratures and pressures instead of those that would be high
enough to sterilize food? Correct Answers Temperature and
pressure high enough to sterilize would destroy nutrients and
adversely affect taste and texture of the food.
During treatment of water to make it potable, about 90% of the
microbes are removed Correct Answers in the filtration step.
Gram-negative bacteria appear pink after Gram staining because
they have Correct Answers a thin layer of peptidoglycan.
How did Francesco Redi attempt to disprove the theory of
spontaneous generation? Correct Answers He performed a
series of experiments involving decaying meat and maggots.
