• What type of bacteria breaks down dead plant and animal matter?
• What kind of bacteria cause harm to grain, fruit, and vegetable crops?
A. pathogenic bacteria
B. decomposer bacteria
C. producer bacteria
D. scavenger bacteria
A. bioremedial bacteria
B. nitrogen‐fixing bacteria
C. insulin‐producing bacteria
D. pathogenic bacteria
• When bacteria reproduce by binary fission,
• Which of the following is NOT true of bacteria?
• What organisms can live where nothing else lives?
A. two cells produce a third cell.
B. one cell produces two cells.
C. two cells produce two more cells.
D. one cell produces three or more cells.
A. Bacteria change nitrogen into a form plants can use.
B. Bacteria change oxygen into nitrogen.
C. Bacteria change the sugar in milk to lactic acid.
D. Bacteria change harmful chemicals into harmless ones.
• Which of the following is NOT a shape of bacteria?
• Which of the following is NOT a shape of viruses?
• What is one function that viruses share with living things?
A. crystal
B. cocci
C. spirilla
D. bacilli
A. crystal
B. sphere
C. spirilla
D. cylinder
A. They eat.
B. They reproduce.
C. They move.
D. They grow.
LIFE SCIENCE
CHAPTER 10
FLASHCARDS
A. viruses
B. cyanobacteria
C. bacteria
D. archaea
• Viruses reproduce by
• What is one way bacteria help the environment?
• What type of medicine is used to kill bacteria?
A. They change oxygen to a form plants can use.
B. They change nitrogen to a form plants can use.
C. They change oxygen into nitrogen.
D. They change nitrogen into oxygen.
A. antiviral
B. vaccine
C. insulin
D. antibiotic
• Which of the following is an example of bioremediation?
• Which of the following is an example of genetic engineering?
• Which do antiviral medicines do?
A. using microorganisms to clean up an oil spill
B. using bacteria to make yogurt
C. creating plants that are resistant to bacteria
D. adding nitrogen‐fixing bacteria to the soil before planting crops
A. using microorganisms to clean up an oil spill
B. using bacteria to make yogurt
C. creating plants that are resistant to bacteria
D. adding nitrogen‐fixing bacteria to the soil before planting crops
A. kill bacteria
B. stop viruses from reproducing
C. kill viruses
D. cure viral infections
• A cell with no nucleus is called a(n)
• The genetic material of the virus is inactive within the host cell during
• Which of the following is NOT a true statement about binary fission?
A. nitrogen fixation.
B. the lytic cycle only.
C. the lysogenic cycle and the lytic cycle.
D. binary fission.
A. prokaryote.
B. host.
C. endospore.
D. eukaryote.
A. the lysogenic cycle.
B. binary fission.
C. the lytic cycle.
D. the lactic cycle.
A. The cell’s DNA is copied before cell division.
B. As the cell grows, the loops of DNA become separated.
C. The DNA and its copy attach to the inside of the cell membrane.
D. The new bacterium is genetically different from the parent bacterium.
• How many cells do bacteria have?
• How do bacteria help the environment?
• What is one way to prevent viral infections?
A. Bacteria keep nitrogen away from plants.
B. Bacteria cause disease.
C. Bacteria recycle dead animals and plants.
D. Bacteria cause cavities.
A. bioremediation
B. vaccinations
C. genetic engineering
D. antibiotics
• a type of archaea that lives in swamps and animal intestines
• hairlike parts of bacteria that help them move around
• a thick‐walled spore containing genetic material and proteins that forms inside a bacterial cell
A. endospore
B. eukaryote
C. cynobacteria
D. Bacteria
E. Archaea
F. methane maker
G. heat lover
H. flagella
A. endospore
B. eukaryote
C. cynobacteria
D. Bacteria
E. Archaea
F. methane maker
G. heat lover
H. flagella
A. endospore
B. eukaryote
C. cynobacteria
D. Bacteria
E. Archaea
F. methane maker
G. heat lover
H. flagella
• an organism with a nucleus
• domain with the most individuals
• bacteria that contain the green pigment chlorophyll
A. endospore
B. eukaryote
C. cynobacteria
D. Bacteria
E. Archaea
F. methane maker
G. heat lover
H. flagella
A. endospore
B. eukaryote
C. cynobacteria
D. Bacteria
E. Archaea
F. methane maker
G. heat lover
H. flagella
A. endospore
B. eukaryote
C. cynobacteria
D. Bacteria
E. Archaea
F. methane maker
G. heat lover
H. flagella
A. one
B. three
C. two
D. four or more
• domain whose members prefer environments with little or no oxygen
• a type of archaea that lives in ocean vents and hot springs
A. endospore
B. eukaryote
C. cynobacteria
D. Bacteria
E. Archaea
F. methane maker
G. heat lover
H. flagella
A. endospore
B. eukaryote
C. cynobacteria
D. Bacteria
E. Archaea
F. methane maker
G. heat lover
H. flagella
A. nitrogen fixation
B. lactose
C. genetic engineering
• the sugar in milk
• changes in the genes of bacteria or other living things
• a cycle in which a virus’s genes live in a host but are inactive
A. nitrogen fixation
B. lactose
C. genetic engineering
A. oxygen
B. lytic cycle
C. lysogenic cycle
D. protein coat
E. antibiotics
F. shape
• the substance that protects a virus’s genetic material and helps it get inside a cell
• a cycle in which a virus attacks a host and causes it to make viruses
• something viruses cannot use
A. oxygen
B. lytic cycle
C. lysogenic cycle
D. protein coat
E. antibiotics
F. shape
A. oxygen
B. lytic cycle
C. lysogenic cycle
D. protein coat
E. antibiotics
F. shape
A. nitrogen fixation
B. lactose
C. genetic engineering
• the process in which bacteria change nitrogen in the air into a form that plants can use
A. oxygen
B. lytic cycle
C. lysogenic cycle
D. protein coat
E. antibiotics
F. shape
• one way viruses are grouped
• medicine that does not kill viruses
• bacteria that make their own food
A. oxygen
B. lytic cycle
C. lysogenic cycle
D. protein coat
E. antibiotics
F. shape
A. oxygen
B. lytic cycle
C. lysogenic cycle
D. protein coat
E. antibiotics
F. shape
A. decomposers
B. prokaryote
C. producers
D. bacteria
E. cyanobacteria
• bacteria that break down dead organisms
• an organism with no nucleus
• bacteria that contain chlorophyll
A. decomposers
B. prokaryote
C. producers
D. bacteria
E. cyanobacteria
A. decomposers
B. prokaryote
C. producers
D. bacteria
E. cyanobacteria
• thick‐walled cells in which bacteria store genetic material
• an organism that invades a cell and uses it to create more organisms
A. virus
B. endospores
C. host
D. bioremediation
A. virus
B. endospores
C. host
D. bioremediation
A. decomposers
B. prokaryote
C. producers
D. bacteria
E. cyanobacteria
• the most common type of prokaryote
A. decomposers
B. prokaryote
C. producers
D. bacteria
E. cyanobacteria
• use of bacteria to change harmful chemicals to harmless ones
A. virus
B. endospores
C. host
D. bioremediation
• an organism without a nucleus
A. prokaryote
B. pathogenic
C. virus
D. host
• type of cell in which viruses reproduce
• bacteria that cause disease
A. virus
B. endospores
C. host
D. bioremediation
A. prokaryote
B. pathogenic
C. virus
D. host
• a tiny organism that invades a cell and destroys it
• a living thing that a virus lives on or in
A. prokaryote
B. pathogenic
C. virus
D. host
A. prokaryote
B. pathogenic
C. virus
D. host