1 st Nine Weeks Review Living Things and Viruses Ecology Classification Jeopardy Test Review Game
VirusBacteriaProtistClassificationEcology
Name the two basic parts of a virus.
protein coat and inner core
What is a virus?
tiny, non-living particle that invades a cell and multiplies
How is a virus like a parasite?
It needs a host to reproduce.
What is in the inner core of a virus?
genetic material
What is the best treatment for a virus?
bed rest and plenty of fluids
How are bacteria classified?
prokaryote
____________ bacteria obtain food by consuming autotrophs and heterotrophs.
Heterotrophic
Genetic material is passed from one bacterium to another across a thread-like bridge during _____________.
conjugation
During _______ ______ a parent cell copies its genetic material and splits in half to create 2 new cells that look exactly like the parent cell.
binary fission
Name 4 ways that bacteria move.
flagellum, water, air, other organisms, and other objects
A protist is classified as a __________.
eukaryote
Animal-like protists are commonly called _______.
protozoans
What are plant-like protists commonly called?
algae
What animal-like characteristic does a euglena have? HINT: food source
They can be heterotrophs.
What plant-like characteristic does a euglena have? HINT: food source
They can be autotrophs.
Who was the scientist that first put organisms into groups according to where they lived and whether or not they had blood?
Aristotle
Who was the “father of taxonomy”?
Linnaeus
Which group of organisms includes only multicellular heterotrophs? a. plants b. animals c. protists d. bacteria
b. animals
True of False: The more levels of classification that two organisms share, the less they have in common.
false
List the major levels of classification from the highest level to the lowest level.
Domain Kingdom Phylum Class Order Family Genus Species
Members of one species in a particular area are referred to as a ________________.
population
What is a limiting factor?
an environmental factor that causes a population to decrease
Name two of the three processes that are part of the water cycle.
condensation, evaporation, precipitation
An organism that eats only plants.
What is an herbivore?
Which of the following shows the most likely path of energy flow in a food chain? a. sun—producer--consumer b. sun—decomposer— consumer c. decomposer—producer-- consumer
a. sun—producer-- consumer
MORE VIRUS MORE BACTERIA MORE PROTIST MORE CLASSIFI- CATION MORE ECOLOGY
Why doesn’t the doctor prescribe an antibiotic for a viral infection?
An antibiotic cannot destroy the outer protein coat of a virus.
What is the only characteristic that viruses share with living things?
They can multiply.
How does a virus move?
air, food, water, or contact with a contaminated person or object
Why are viruses considered non-living particles?
They do not show all the characteristics of living things.
Name a common virus.
chicken pox, common cold, influenza (flu)
A bacteria is classified as a(n)_________ because it _________ have a nucleus.
A bacteria is classified as a prokaryote because it does not have a nucleus.
Name a common bacterial infection.
strep throat or staph infection
What process results in bacteria that are genetically different?
conjugation
Name two shapes of bacteria.
spherical, rod-like, or spiral
What determines the shape of a bacterial cell?
the make up of the cell wall
What structure allows an amoeba to move?
pseudopods
What structure allows a paramecium to move?
cilia
What structure allows a euglena to move?
flagellum
An amoeba is considered a(n) __________ protist. a. animal-like b. plant-like c. fungus-like
a. animal-like
A euglena is considered a(n) _________ protist. a. animal-like b. plant-like c. fungus-like
b. plant-like
Who developed the classification system called binomial nomenclature?
Linnaeus
Explain the correct way to write your scientific name.
The first letter of the first word must be capitalized, and the entire name should be italicized. If you handwrite the scientific name, it must be underlined.
What is the study of how living things are classified?
taxonomy
What is the scientific name for humans?
Homo sapiens
Which domain(s) include(s) only prokaryotes?
Archaea and Bacteria
What is the study of how living things interact with each other and their environment?
ecology
Define biotic factors.
Biotic factors are the living things in a habitat.
Define abiotic factors.
Abiotic factors are the nonliving resources in a habitat.
Water, sunlight, and temperature are examples of ______ factors.
abiotic factors
Members of different populations in a particular area are referred to as a ____________.
community