Quiz about Toxicology Review

Question 1

Which of the following is a Neurotoxin:

Accepted Answer

Chlorinated Hydrocarbons

Answer

Radon Gas

Answer

Cigarette Smoke

Answer

Asbestos

Question 2

A cultural hazard would be considered:

Accepted Answer

Die

Answer

Allergens

Answer

Ionizing Radiation

Answer

Animals

Question 3

Not caused by living organisms, and does not spread to others:

Accepted Answer

Bronchitis

Answer

AIDS

Answer

Tuberculosis

Answer

Pneumonia4

Question 4

Tuberculosis would best be described as:

Accepted Answer

A fast moving airborne bacteria that is often spreadthrough air travel

Answer

A DNA based virus that can be found easily in Asia or other population areas

Answer

Pneumonia based symptoms that can be found in unsanitary water sources

Answer

A type of parasite that can easily be found in the blood

Question 5

Which of the following causes inflammation of the liver:

Accepted Answer

Hepatitis

Answer

Typhoid Fever

Answer

Swine Flu

Answer

MRSA

Question 6

What disease is best described in the following description:

Population growth, urbanization, and air travel has allowed this disease to spread; along with a lack of identification and treatment, since the symptoms disappear after a few weeks.

Accepted Answer

Tuberculosis

Answer

HIV

Answer

Malaria

Answer

MRSAChlorofluorocarbons7

Question 7

Which of the following statement is TRUE about Ebola:

Accepted Answer

An RNA virus that quickly exhausts the immune system that causes excessive bleeding

Answer

A retrovirus that takes a long time to incubate, however has a 90% high death rate

Answer

Originates from a hybrid virus that was spread through bats and mixed with avian flu

Answer

A virus that causes pulmonary syndrome in which the lungs hemorrhage

Question 8

Which is considered a teratogen?

Accepted Answer

Alcohol

Answer

Radiation

Answer

Organophosphates

Answer

Antigens

Question 9

This acute issue can be solved using common antibiotics:

Accepted Answer

Typhoid

Answer

Malaria

Answer

Rabies

Answer

SARS10

Question 10

Which of the following is spread by mosquitos?

I. Malaria

II. Schistosomiasis

III. West Nile Virus

Accepted Answer

I and III only

Answer

I and II only

Answer

I only

Answer

III only

Answer

I, II, III

Question 11

Heavy metals are usually considered:

Accepted Answer

Neurotoxin

Answer

Allergen

Answer

Mutagens

Answer

Carcinogens

Question 12

Hepatitis:

I. Viral

II. Bacterial

III. Protozoan

Accepted Answer

I only

Answer

II only

Answer

III only

Answer

I and II only

Answer

I, II, and III

Question 13

Escherichia coli:

I. Viral

II. Bacterial

III. Protozoan

Accepted Answer

II only

Answer

I only

Answer

III only

Answer

I and II only

Answer

I, II, and III

Question 14

Which of the following accurately describes allergens:

Accepted Answer

Substances that are identified as foreign to your immune system

Answer

Non water soluble substances that can build in particular tissues

Answer

Viral strains that can code for both RNA and DNA

Answer

Diseases that able to stay dormant in zoonotic host cells

Question 15

A retrovirus has the ability to exhaust the immune system. Which best correlates with a retrovirus?

Accepted Answer

Viruses that contain reverse transcriptase, that can recode creating excess antibodies

Answer

Certain types of bacteria create antibodies that can be used to fight viruses.

Answer

Natural bacteriophages inject infected cells with antigens to increase immunity

Answer

Viral strands of dead or less potent diseases can build immunity through vaccines

Question 16

Which of the following is most likely to contribute to a cholera outbreak?

Accepted Answer

A lack of modern sanitary plumbing systems

Answer

Increased vector range caused by global warming

Answer

Indoor particulate pollution caused by wood-or dung-fueled indoor cooking fires

Answer

Cohabitation of humans and animals in small, cramped living spaces

Question 17

Which of the following would mitigate the rates of transmittable diseases in the tropics?

Accepted Answer

An increase in chlorinated hydrocarbon insecticides

Answer

An increase in climate change away from the equator.

Answer

An increase in use of antibiotics for livestock to reduce zoonotic sources.

Answer

An increase in population density encouraging urbanization.

Question 18

Which of the following is NOT a biological pest management practice?

Accepted Answer

Burning crop residue

Answer

Raising parasites

Answer

Using Pheromones

Answer

Introducing a competitor

Question 19

Integrated Pest Management is best defined as:

Accepted Answer

a broad-based practice that incorporates several means of pest removal to be economically efficient

Answer

the use of synthetic chemicals that a target a specific pest as outlined in FIFRA

Answer

an approach to pesticide use utilizing natures best defenses to eradicate pests

Answer

managing pesticide control through federal and local regulations in order to maintain environmental safety

Question 20

FIFRA is designed to....

Accepted Answer

provide restrictions for chemical companies and how they market the items

Answer

Regulate the imports from developing countries that use banned US items

Answer

allow federal control of pesticide distribution, control, and sale

Answer

give more freedom to the chemical companies to make more effective pesticides

Question 21

Which of the following toxin is completely banned in the U.S. today:

Accepted Answer

Aldrin

Answer

Glyphosate

Answer

Atrazine

Answer

Malathion

Question 22

Which is the LEAST environmental concern about using chemical pesticides:

Accepted Answer

Secondary pest outbreaks can occur

Answer

Hormone mimicking agents create reproductive problems

Answer

They are persistent and can bio magnify

Answer

Broad Spectrum pesticides can kill untargeted species

Question 23

Which category of pesticide is the most used in the World:

Accepted Answer

Herbicide

Answer

Insecticide

Answer

Fungicide

Answer

Rodenticide

Question 24

Which would be considered a major advantage to using synthetic pesticides:

Accepted Answer

Allows for higher crop yields

Answer

Broad spectrum pesticides can target many species

Answer

Promotes genetic resistance in pests

Answer

Synergistic with other chemicals

Question 25

Which of the following would be the best solution to reducing the use of synthetic pesticides?

Accepted Answer

Genetically modifying crops

Answer

Introducing a r-strategist competitor

Answer

Creating hydrocarbon bonds with the chemicals

Answer

Increasing irrigation rates

Question 26

Land pollution due to uncontrolled disposal of industrial solid and hazardous waste is also a problem throughout India. The generation of industrial solid and hazardous waste has increased appreciably and the environmental impact is significant. Which of the following is MOST LIKELY the main cause:

Accepted Answer

Rapid industrialization

Answer

Treadmill effect

Answer

Population density

Answer

Agricultural demand

Question 27

Many chemicals are used due to their persistence and resistance to breakdown. Which of the following is NOT in support of using water insoluble chemicals:

Accepted Answer

Water soluble chemicals can move rapidly and breakdown easily through the body

Answer

Plastics are able to hold a variety of substances without dissolving

Answer

Pesticides are applied every three to six months instead of weekly

Answer

Farmers apply fertilizers that cannot be washed away from irrigation

Question 28

What was the negative side of effect when the WHO intervened to reduce the Malaria in Borneo:

Accepted Answer

Killed the parasitic wasp population

Answer

Antibiotics for influenza

Answer

Increased the gecko population

Answer

Decreased the rat population

Question 29

The LD50of aspirin is 200 mg/kg . How many 400 mg aspirin pills would be needed for a lethal dose for a 160 lb. adult (2.2 lbs.= 1kg)?

Accepted Answer

36

Answer

14

Answer

80

Answer

176

Question 30

All of the following are arguments in favor of the use of synthetic pesticides except:

Accepted Answer

Chemical methods of pest management can be applied liberally with ease, as excess can runoff into waterways

Answer

Certain neurotoxins are efficient at killing vectors that carry disease within a range of organisms

Answer

Organic compounds breakdown very quickly with water and need to be reapplied often

Answer

Food prices can be lower due to the reduced loss of agricultural yield

Question 31

Although PCBs were banned by the EPA in the late 1970s, which of the following best explains why PCBs are still present in high levels in killer whales?

Accepted Answer

PCBs are persistent organic pollutants that do not break down easily in the environment.

Answer

PCBs are found at higher concentrations in cold water where killer whales are found in the ocean.

Answer

PCBs create hypoxic conditions in the ocean.

Answer

PCBs are endocrine disruptors that impact the nervous system of top predators.

Question 32

This is an organophosphate broad-spectrum pesticide that acts as a neurotoxin:

Accepted Answer

Malathion

Answer

BPA

Answer

DDT

Answer

Atrazine

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