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Pathogens And Diseases 2
Test Description: Microbiology
Instructions: Answer all questions to get your test result.
1) Diseases that can be transmitted between organisms are:
A
inherited
B
infectious
C
noninfectious
D
environmental
2) The bacteria that causes bubonic plague is transmitted to human by fleas. Which term BEST describes the role of the fleas in transmitting bubonic plague?
A
air
B
vector
C
pathogen
D
decomposer
3) Which BEST compares bacteria and viruses?
A
bacteria are smaller than viruses
B
bacteria have genetic material, but viruses do not
C
bacteria are living organisms, but viruses are not
D
bacteria cause disease, but viruses do not
4) Why do doctors suggest that people get a flu vaccine each year?
A
viruses can mutate from year to year
B
vaccines are absorbed by the body after a year
C
viruses replicate more rapidly over time
D
vaccines get stronger over time
5) How can the rate of an infectious disease be drastically reduced?
A
by performing dental hygiene three times a day
B
by taking medication daily
C
by wearing clean clothing daily
D
by preventing transmission between people
6) Why are viruses considered to be nonliving organism?
A
they are not able to move on their own
B
they do not interact with their environment
C
they are no able to reproduce without a host cell
D
they do not have genetic information
7) What makes it possible for a person who has recovered from a cold to catch another cold?
A
a cold is a viral infection with many different strains
B
a cold is a bacterial infection present only during the winter months
C
a cold is a viral infection that remains active until treated with antibiotics
D
a cold is a bacterial infection that remains active in the body
8) The first know cases of AIDS were in Africa in the late 1950's. Since then, tens of millions of people have died from the disease, and tens of millions more people all over the world are infected. Which term best describes the disease AIDS?
A
isolated cases
B
outbreak
C
pandemic
D
epidemic
9) A city has an outbreak of a disease that affect an unusually large portion of it's population at the same time. Which term best describes the outbreak?
A
infection
B
epidemic
C
pandemic
D
plague
10) What is most likely the greatest economic benefit for North Carolina from biotechnology?
A
fewer people who use laboratory-created human insulin
B
improvements in DNA testing leading to more arrests
C
increased disease-resistant crops and greater crop yields
11) Which project is most likely to be worked on by a biotechnician?
A
developing plants with resistance to high temperatures
B
discovering different isotopes of existing elements in the periodic table
C
designing lightweight, strong metallic alloys for use in car manufacturing
D
developing architectural designs for houses in floodplains
12) Which of these careers would a student studying biotechnology most likely pursue?
A
agricultural research
B
geology
C
astronomy
D
electrical engineering
13) Which describes a way scientists use biotechnology in the field of agriculture?
A
Bacteria is used to clean up oil spills.
B
Vaccines for infectious diseases are created.
C
Criminals are linked to cases by their DNA.
D
Food crops are manipulated to be more nutritious.
14) Which would most likely increase the amount of money made from agriculture in North Carolina?
A
Nothing
B
Tomatoes that are more expensive.
C
Tomatoes that taste the same.
D
Tomatoes that are resistant to disease.
15) Which is an application of genetic engineering?
A
using bacteria to produce insulin
B
destroying all bacteria
C
preventing weeds from spreading to farmland
D
producing cells from nonliving material
16) How does knowledge about human genetics best help doctors?
A
Doctors can predict whether patients are at risk of developing a genetic disease.
B
Doctors can give patients new genes to improve the health of their children.
C
Doctors can remove damaged genes from a patient’s body.
D
Doctors can change patients’ genes to make them resistant to disease.
*select an answer for all questions
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