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WorksheetsViruses & Bacteria
Total questions: 25
Worksheet time: 14mins
What is a bacteria?
single celled organism that has a nucleus
single celled organism that lack a nucleus and is found everywhere
single celled organism that isn't found everywhere
single celled organism that is always harmful
What is a virus?
bacteria causing particle thats small
a small particle that is harmful
disease causing particle which is smaller and less complex as a cell
a great source of nutrition
Which of the following are ways ways that diseases can spread?
close contact with someone thats sick
contaminated food/water
the air
All of the choices listed are ways that diseases can spread.
How can you prevent diseases from spreading?
get vaccinated
wash your hands
come in close contact with someone who is ill
maintain a healthy lifestyle (sleep, nutrition, etc)
Which of the following are true statements?
all viruses and bacteria are safe
bacteria is living and viruses are not
antibiotics only work with bacteria
all viruses and bacteria are harmful
Which of the following are diseases caused by viruses?
AIDS
Polio
Flu
Common Cold
How do vaccines prevent the spread of viruses?
Vaccines put a weak virus into you so the white blood cells can engulf it
Vaccines kill all the viruses present your body.
Vaccines allow your immune system engulf viruses faster when the actual virus comes into your body
Vaccines make it so no virus can come into your body
What are some benefits of bacteria?
medical research
digestion
food production
All of the answers given are benefits of bacteria.
When and why are antibiotics are used?
to kill bacteria
to kill viruses
when you are healthy
when you are sick
When shoud you use vaccines?
Once every 6 months to prevent bacteria
Ususally before you become ill, as a prevention from major sickness
Only as a last resort and you've tried everything else
When you can't find antibiotics.
Which of the following is the FIRST step in virus reproduction?
Assemble genetic info & protein coat
Have host cell make copies of genetic info
Atttach on to host cell & inject genetic material
Leave the host cell
When bacteria reproduce by binary fission, this means...
genetic information from one cell is transferred to another bacteria
a virus has infected the bacteria
a bacterial cell joins with another bacterial cell to make a giant cell
a bacterial cell splits in two, making an exact copy of itself
What are similarities between viruses and bacteria?
they can both make you sick
all of bacteria and viruses are bad
they usually both spread from humans to other mammals
What does "strepto" mean?
circles
chains
clusters
bean/rod shaped
What does "coccus" mean?
rod/bean shaped
spiral shaped
round/sphere
clusters
Where/how should viruses be classified?
Plant kingdom
Fungi kingdom
Protist kingdom
Not in a kingdom
What are the parts of a virus?
core of genetic material
protein coat
astroturf
cilia
What kingdom are bacteria in?
Archaebacteria
Eubacteria
Hydrobacteria
Probacteria
Antibiotics are useful at treating ___.
viruses
bacteria
viruses and bacteria
neither viruses nor bacteria
How fast can some bacteria reproduce?
every 2 min
every 20 min
every 200 min
every 2,000 min
What shape are viruses?
round/sphere
rod/bean
spiral
all sorts of shapes
This is an image of ___.
viruses
bacteria
both viruses and bacteria
neither viruses nor bacteria
Which of the following best describes what happend to Mary Mallon?
She stopped working as a cook and instead worked as a seamstress.
She was allowed to keep cooking for different families.
She was quarantined on North Brother island until she died.
She cooperated with New York health officials.
This giant microbe represents ___.
ebola
typhoid
common cold
chicken pox
The information on handwashing for step #3 has been removed. What should it say?
Make sure you don't take too long in the bathroom.
Use a timer when you wah your hands.
Scrub for at least 20 sec.
Don't take your time when washing your hands.
