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WorksheetsBIO: Bacteria and Viruses
Total questions: 25
Worksheet time: 17mins
Name
Class
Date
1.
Organisms that break down dead plants and animals into chemical nutrients that are released back into the soil, air and water
a)
Decomposers
b)
producers
c)
consumers
2.
A temporary union of two organisms for the purpose of DNA transfer.
a)
Conjugation
b)
Transformation
c)
Transduction
3.
The transfer of a DNA segment from a nonfunctional donor cell to that of a functional recipent cell.
a)
Transformation
b)
Transduction
c)
Conjugation
4.
Study of bacteria, archaeabacteria, viruses, unicellular eukaryotes
a)
microbiology
b)
histology
c)
mycology
5.
A form of asexual reproduction in which one cell divides to form two identical cells.
a)
binary fission
b)
meiosis
c)
budding
6.
Transfer of genetic material through a virus called a bacteriophage.
a)
Transduction
b)
Conjugation
c)
Transformation
7.
thin, outer boundary of cell; provides permeability barrier
a)
Plasma membrane
b)
cell wall
c)
capsule
8.
The region in a prokaryotic cell consisting of a concentrated mass of DNA.
a)
Nucleoid Region
b)
nucleus
c)
vacuole
9.
long appendages that ROTATE to allow movement
a)
Flagella
b)
cilia
c)
tail fibers
10.
provides support, shape, and regulates amount of water absorbed by cell; found outside of plasma membrane
a)
Bacterial Cell wall
b)
capsule
c)
Plasma membrane
11.
sticky outer layer that surrounds cell of some prokaryotes, protecting surface
a)
Capsule
b)
Plasma membrane
c)
cell wall
12.
rod-shaped bacterium
a)
bacillus
b)
coccus
c)
spirillum
d)
s
13.
spherical bacterium
a)
coccus
b)
bacillus
c)
spirillum
14.
spiral, helical, or corkscrew-shaped bacterium
a)
spirillum
b)
coccus
c)
bacillus
15.
a microscopic, noncellular particle, composed of a nucleic acid core and a protein coat called the capsid; obligate parasite
a)
virus
b)
bacteria
c)
saphrophyte
d)
protist
16.
Outer protein coat of a virus
a)
capsid
b)
capsule
c)
cell wall
17.
a viral reproductive cycle in which copies of a virus are made within a host cell, which then bursts open, releasing new viruses
a)
lytic cycle
b)
lysogenic cycle
18.
A cell that does not have an enclosed nucleus nor membrane bound organelles
a)
prokaryotic cell
b)
eukaryotic cell
19.
A cell characterized by the presence of a nucleus and other membrane-bound organelles. It can be unicellular or multicellular.
a)
eukaryotic cell
b)
prokaryotic cell
20.
Ability of a pathogen, like a virus, to cause disease
a)
virulence
b)
pathology
c)
virulite
21.
Are bacteria prokaryotic or eukaryotic in nature?
a)
prokaryotic
b)
eukaryotic
22.
Are viruses prokaryotic, eukaryotic, or non-cellular?
a)
non-cellular
b)
eukaryotic
c)
prokaryotic
23.
a viral reproductive cycle in which the viral DNA is added to the host cell's DNA and is copied along with the host cell's DNA; A LATENT CYCLE where the host cell is not destroyed.
a)
lytic cycle
b)
lysogenic cycle
24.
Name this bacteria shape
a)
coccus
b)
bacillus
c)
spirillum
25.
The bacteria shape seen in the picture is
a)
bacillus
b)
coccus
c)
spirilla
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