In general, disease-causing organisms are referred to as... Correct Ans-pathogens
The development of the ..... established the science of microbiology by providing a means by
which microorganisms could be viewed. Correct Ans-microscope
What microbes have a true nucleus?
A. Archaea
B. Protists
C. Virus
D. Yeast
E. Prion Correct Ans-B. and D.
What MUST be visualized using a microscope? Correct Ans-microorganisms
A cellular microorganism that lacks a membrane-bound nucleus and most membrane-bound
organelles, and divides by binary fissions is correctly termed a... Correct Ans-bacteria
, BIOS 280 TEST 1 QUESTIONS AND ANSWERS 100% SOLVED
When organisms are visible to the naked eye, they are called.... Correct Ans-
MACROorganisms
Which are the three domains of the Woese-Fox system of classification? Correct Ans-
Bacteria, Archaea, and Eukarya
..... are not cellular and are composed of nucleic acid surrounded by a protein coat. Correct
Ans-VIRUSES
Which of the following microorganisms are made up of eukaryotic cells?
Protozoans, Fungi, and Helminths, Archaea, and Bacteria Correct Ans-Protozoans, Fungi,
and Helminths
Who developed a series of proofs that verified the germ theory and could be used to
determine which organisms caused which disease? Correct Ans-Koch
In the Whittaker system, organisms were divided into one of the five...
A. kingdoms
, BIOS 280 TEST 1 QUESTIONS AND ANSWERS 100% SOLVED
B. phylums
C. domains
D. species Correct Ans-A. kingdoms
In both classification systems, the .... is the most specific level of organization and is
immediately under the genus. Correct Ans-species
Which of the following is true about prokaryotic microorganisms? (select all that apply)
A. They lack cellular organelles
B. They contain a nucleus
C. They are generally larger than eukaryotic cells
D. They are generally smaller than eukaryotic cells Correct Ans-A. and D.
Put these in order from largest to smallest.
Viruses
Reproductive structures of mold
Bacteria
, BIOS 280 TEST 1 QUESTIONS AND ANSWERS 100% SOLVED
Protozoans Correct Ans-Protozoans
Reproductive structures of mold
Bacteria
Viruses
In the Woese-Fox system of classification, the most general category to which any organisms
is assigned is the... Correct Ans-domain
What are the five kingdoms in the Whittaker system of classification? Correct Ans-Plantae,
Monera, Fungi, Animalia, and Protista
What theory of disease was first proposed in the 1800s, and stated that microorganisms could
cause infection and illness? Correct Ans-germ theory of disease
Taxonomy involves ... and ... living things.
A. classifying
B. naming
C. searching for