All Chapters Covered Questions & Answers
Graded A+
fungi
Protists contain all of the following forms of life except
A. protozoa.
B. fungi.
C. slime molds.
D. algae.
eukaryotes
Cells with a relatively complex morphology that have a true membrane-delimited nucleus
are called
A. prokaryotes.
B. eukaryotes.
C. urkaryotes.
D. nokaryotes.
prokaryotes
Cells with a relatively simple cell morphology that do not have a true membrane-delimited
nucleus
are called
A. prokaryotes.
B. eukaryotes.
C. urkaryotes.
D. nokaryotes.
woese
The ribosomal RNA studies that led to the division of prokaryotic organisms into the Bacteria
and the
,Archaea were begun by
A. Pasteur.
B. Woese.
C. Needham.
D. Watson.
cells lack response to external environment
Definition of life includes all of the following except
A. cells maintain internal order.
B. cells use energy and have a metabolism.
C. cells reproduce.
D. cells lack response to external environment.
both catalysts and structural elements
Proteins function in modern cells as
A. catalysts.
B. hereditary information.
C. structural elements.
D. both catalysts and structural elements.
protein
RNA serves to convert the information stored in DNA to ________.
A. carbohydrates
B. protein
C. lipids
D. RNA
enzymes
Catalytic proteins speed up the myriad of chemical reactions that occur in cells; these
proteins are
known as
A. ribozymes
B. nucleic acids
,C. enzymes
D. lipids
false
(T/F) The earliest microbial fossils that have been found are dated from approximately 4.5
million years
ago.
Both the size of the organism studied and the techniques employed in the study of
organisms
Which of the following distinguish the field of microbiology from other fields of biology?
A. The size of the organism studied.
B. The techniques used to study organisms regardless of their size.
C. Both the size of the organism studied and the techniques employed in the study of
organisms.
D. Neither the size of the organism studied nor the techniques employed in the study of
organisms
regardless of their size.
koch
Who of the following developed a set of criteria that could be used to establish a causative
link
between a particular microorganism and a particular disease?
A. Fracastoro
B. Koch
C. Pasteur
D. Lister
Van Leeuwenhoek
Who of the following was the first to observe and accurately describe microorganisms?
A. Pasteur
B. Lister
, C. van Leeuwenhoek
D. Tyndall
pasteur
Who of the following provided the evidence needed to discredit the concept of spontaneous
generation?
A. Pasteur
B. Koch
C. Semmelweiss
D. Lister
spontaneous generation
The concept that living organisms arise from nonliving material is called
A. biogenesis.
B. cell theory.
C. spontaneous generation.
D. germ theory.
germ theory
The concept that human and animal diseases are caused by microorganisms is called the
A. cell theory.
B. germ theory.
C. causative theory.
D. disease theory.
Tyndall
Whose work on spontaneous generation first demonstrated the existence of a very heat-
resistant form
of bacteria that are called endospores?
A. Schwann
B. Redi
C. Tyndall
D. Pasteur