Over a two-week period, several students complain of feeling sick. Their symptoms include a cough, fever, and a sore throat. What describes the MOST likely cause of these symptoms?
exposure to hot weather
decrease in physical exercise
consumption of bad food
infection by a virus
2. Multiple Choice
45 seconds
1 pt
Which disease is correctly paired with the cause of the disease?
athlete’s foot - fungi
malaria - viruses
influenza - bacteria
pneumonia - protists
3. Multiple Choice
45 seconds
1 pt
Which of these is MOST likely to be spread when two people drink from the same water bottle?
asthma
malaria
strep throat
hay fever
4. Multiple Choice
1 minute
1 pt
The table below shows leading causes of death in the United States. Which of the causes can be categorized as an infectious disease?
cancer
stroke
diabetes
influenza
5. Multiple Choice
45 seconds
1 pt
Some health care professionals recommend that children use insect repellent before going outside. Using insect repellent is a good way to keep the insects from
reproducing.
laying eggs.
spreading disease.
dying.
6. Multiple Choice
45 seconds
1 pt
A student sorted a list of diseases and conditions into two groups. The diseases and conditions in Group 1 are
inherited conditions.
infectious diseases.
caused by environmental conditions.
not treatable with medications.
7. Multiple Choice
45 seconds
1 pt
Which illness is always caused by an infection?
a heart attack
a broken bone
influenza
cancer
8. Multiple Choice
45 seconds
1 pt
Which is MOST likely a direct cause of an ear infection?
loud noises
foreign bacteria
wearing tight hats
9. Multiple Choice
45 seconds
1 pt
The symptoms of strep throat infection are a red and swollen throat. What is the MOST likely cause of strep throat?
eating raw vegetables
drinking lemonade
invading bacteria
running in cold weather
10. Multiple Choice
45 seconds
1 pt
Tooth decay is an infection that causes deterioration of the protective enamel on teeth, resulting in damage. Tooth decay is MOST likely caused by
bacteria.
acidic food.
allergies.
genetic defects.
11. Multiple Choice
45 seconds
1 pt
Twentieth-century research by such scientists as Jonas Salk on the use of vaccines has reduced the number of people who are infected with
polio.
stroke.
diabetes.
tuberculosis.
12. Multiple Choice
45 seconds
1 pt
Why do doctors suggest that people get a flu vaccine each year?
Viruses replicate more rapidly over time.
Viruses can mutate from year to year.
Vaccines are absorbed by the body after a year.
Vaccines get stronger over time.
13. Multiple Choice
45 seconds
1 pt
Malaria is a common disease in many countries. What is the cause of this disease?
a virus
a bacterium
a fungus
a parasite
14. Multiple Choice
45 seconds
1 pt
Health department officials are trying to identify the source of an outbreak of an intestinal virus. Which is the most likely source of the virus?
polluted air
lack of exercise
contaminated water
poor nutritional habits
15. Multiple Choice
45 seconds
1 pt
Which pair correctly matches a vector and the infectious disease it carries?
human – influenza
opossum – rabies
mosquito – malaria
flea – Lyme disease
16. Multiple Choice
45 seconds
1 pt
Lyme disease is spread by ticks and people affected with Lyme disease often exhibit a rash and symptoms similar to the flu. Which is the cause of Lyme disease?
a virus
a toxin
a fungus
a bacterium
17. Multiple Choice
45 seconds
1 pt
The bacteria that causes bubonic plague is transmitted to humans by fleas. Which term best describes the role of the fleas in transmitting bubonic plague?
decomposer
parasite
pathogen
vector
18. Multiple Choice
45 seconds
1 pt
Which is the most effective defense against the chicken pox virus?
antibiotics
diet
exercise
vaccine
19. Multiple Choice
45 seconds
1 pt
Under which condition is a person most likely to contract E. coli poisoning?
eating burned food
drinking bottled water
eating undercooked beef
eating undercooked vegetables
20. Multiple Choice
45 seconds
1 pt
Which makes it possible for a person who has recovered from a cold to catch another cold?
A cold is a viral infection with many different strains.
A cold is a bacterial infection that remains active in the body.
A cold is a bacterial infection present only during the winter months.
A cold is a viral infection that remains active until treated with antibiotics.
21. Multiple Choice
45 seconds
1 pt
Chicken pox is an extremely contagious disease. Which organ is most frequently affected by chicken pox?
brain
intestines
lungs
skin
22. Multiple Choice
45 seconds
1 pt
Which disease in humans is caused by a parasite?
HIV/AIDS
influenza
malaria
yellow fever
23. Multiple Choice
45 seconds
1 pt
Which vector is associated with the West Nile virus?
birds
mosquitoes
squirrels
ticks
24. Multiple Choice
45 seconds
1 pt
Humans with HIV can transmit the HIV virus to other humans even though they do not show the symptoms of the disease. Which term best describes the unaffected individual?
carrier
contagion
mutagen
vector
25. Multiple Choice
45 seconds
1 pt
A cholera outbreak in the 1800s was spread by polluted drinking water. Which best describes the cause?
industrial waste
pesticides
sewage
raw meat
26. Multiple Choice
45 seconds
1 pt
A tapeworm lives in the intestines of its host. Which examplebest describes the relationship between the tapeworm and its host?
The tapeworm benefits from its host; however, the host is not affected.
The tapeworm does not benefit from its host, but the host does benefit.
The tapeworm benefits from its host, and the host is negatively affected.
27. Multiple Choice
45 seconds
1 pt
Which is the best method for preventing a parasitic disease?
vaccination
wearing a mask
limiting physical contact with others
avoiding contaminated food and water
28. Multiple Choice
45 seconds
1 pt
Which best describes how athlete’s foot is spread to other individuals?
inhaling fungal spores in the air
eating food contaminated with fungus
having contact with fungus on a shower floor
swimming in a lake that has a large amount of algae
29. Multiple Choice
45 seconds
1 pt
What parasite is most often responsible for the spread of Lyme disease?
amoeba
crane fly
dear tick
mosquito
30. Multiple Choice
30 seconds
1 pt
Which best explains why more than 300 million people in Asia are infected with malaria each year?
There is no way to protect people against the disease.
The parasites that cause malaria lack the ability to resist antibiotics.
The house fly contaminates food with infectious bacteria that cause malaria.
Mosquitos are becoming resistant to insecticides and continue to carry the disease.