Test Bank For Brock Biology of Microorganisms 15th Edition
vi vi vi vi vi vi vi vi vi
By Michael T. Madigan 2024 A+
vi vi vi vi vi
Chapter 1 The Microbial World vi vi vi vi
1.1 Multiple Choice Questions
vi vi
1) Which of the following statements is FALSE?
vi vi vi vi vi vi
A) Microbial cells can exist as single cells.
vi vi vi vi vi vi
B) Microbial cells carry out their life processes of growth independently.
vi vi vi vi vi vi vi vi vi
C) Microbial cells include both bacteria and viruses.
vi vi vi vi vi vi
D) Microbial cells are surrounded by a plasma membrane.
vi vi vi vi vi vi vi
2) Which of the following statements is correct?
vi vi vi vi vi vi
A) Microorganisms are significant contributors to the total biomass on Earth.
vi vi vi vi vi vi vi vi vi
B) Microorganisms represent a much smaller amount of Earth’s biomass than plants.
vi vi vi vi vi vi vi vi vi vi
C) Microorganisms represent a much smaller amount of Earth’s biomass than animals.
vi vi vi vi vi vi vi vi vi vi
D) Microorganisms are significant in number, but not in overall biomass.
vi vi vi vi vi vi vi vi vi
3) Differential selection and reproduction of phenotypes occurs during a process called
vi vi vi vi vi vi vi vi vi vi
A) cellular differentiation.
vi
B) evolution.
C) growth.
D) transformation.
A+ Page 1
vi
,Created By: A Solution
vi vi vi
4) In what/which domain(s) of life is/are microorganisms represented?
vi vi vi vi vi vi vi
A) Archaea
B) Bacteria
C) Eukarya
D) Archaea, Bacteria, and Eukarya vi vi vi
5)
Biological catalysts involved in the acceleration of the rate of chemical reactions are call
vi vi vi vi vi vi vi vi vi vi vi vi vi
ed
A) catalytic converters. vi
B) growth agents. vi
C) evolutionary molecules. vi
D) enzymes.
6) Regarding early life on Earth vi vi vi vi
A) microbial life existed for billions of years before plant and animal life.
vi vi vi vi vi vi vi vi vi vi vi
B)
microbial life existed long before animals but has been around for about the same amoun
vi vi vi vi vi vi vi vi vi vi vi vi vi vi
t of time as plants.
vi vi vi vi
C) microbial life, plant life, and animal life all appeared at about the same time.
vi vi vi vi vi vi vi vi vi vi vi vi vi
D) it is impossible to determine which type of life first appeared.
vi vi vi vi vi vi vi vi vi vi
vi
7) The person who described the “wee animalcules” was
vi vi vi vi vi vi vi
A) Robert Hooke. vi
B) Antoni van Leeuwenhoek. vi vi
C) Louis Pasteur. vi
D) Ferdinand Cohn. vi
A+ Page 2vi
,Created By: A Solution
vi vi vi
Chapter Section: 1.5
vi vi
8) Walther Hesse and vi vi pioneered the use of agar as a solidifying agent.
vi vi vi vi vi vi vi vi
A) Louis Pasteur
vi
B) Ferdinand Cohn vi
C) Robert Koch vi
D) Sergei Winogradsky
vi
0
9) Which of the following is/are characteristic of all cellular organisms?
vi vi vi vi vi vi vi vi vi
A) communication
B) evolution
C) motility
D) communication, evolution, and motility vi vi vi
10) Deduce why viruses are excluded from the ribosomal RNA—based tree of life.
vi vi vi vi vi vi vi vi vi vi vi
A) Some viruses contain multiple strands of RNA.
vi vi vi vi vi vi
B) Their genetic elements cannot be sequenced.
vi vi vi vi vi
C) They can infect other organisms, which complicates the genetic comparisons.
vi vi vi vi vi vi vi vi vi
D) They lack ribosomal RNA (rRNA).
vi vi vi vi
3
11) Louis Pasteur developed the vaccine(s) for
vi vi vi vi vi
A) anthrax only. vi
A+ Page 3
vi
, Created By: A Solution
vi vi vi
B) fowl cholera only.
vi vi
C) rabies only. vi
D) anthrax, fowl cholera, and rabies.
vi vi vi vi
Chapter Section: 1.9
vi vi
12) The discovery of antibiotics and other important chemicals led to the field of
vi vi vi vi vi vi vi vi vi vi vi vi
A) industrial microbiology. vi
B) agricultural microbiology. vi
C) marine microbiology. vi
D) aquatic microbiology. vi
13) Microbial sterilization is used to vi vi vi vi
A) decrease the possibility of contaminants growing in a culture.
vi vi vi vi vi vi vi vi
B) kill bacteria but not necessarily viruses or other microbes.
vi vi vi vi vi vi vi vi
C) kill all microbes in or on objects.
vi vi vi vi vi vi
D) clean a work area.
vi vi vi
vi
Chapter Section: 1.9
vi vi
14) Transparent double-sided dishes used for growing microbes are most commonly called
vi vi vi vi vi vi vi vi vi vi
A) Petri dishes.
vi
B) baker dishes. vi
C) sterilization plates. vi
D) culture medium plates. vi vi
0
A+ Page 4
vi
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Passonly. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
