Quiz 8 Ch 19,18,9

Toxicologists refer to the total amount of a chemical present in the tissues of an organism as ________.
Body Burden
What pesticide has been primarily used to control mosquito populations?
DDT
What is considered a physical human hazard?
Earthquakes
Toxicology is the study of ________.
effect of toxicants on the human body
Bisphenol A (BPA) is most often found in ________.
Plastic
What diseases is transmitted by an insect vector?
Malaria
We will write a custom essay sample on
Any topic specifically for you
For only $13.90/page
Order Now
The three leading causes of death in the United States today are cardiovascular disease, chronic obstructive pulmonary disease and:
Cancer
Pollutants that interfere with the normal functioning of hormones are called:
Endocrine disruptor
Acute toxicity:
produces an effect within a short period of a single exposure.
Mercury has been linked to ______________ in children.
Neurological impairment
Sewage is degraded by the process of:
Cellular respiration
Chlorofluorocarbons such as CFC-12 are released into the atmosphere by:
leaking air conditioners and old refrigerators
Which of the following describes the pH of natural rainfall?
Slightly acidic
Air pollution is a greater health threat to children than adults because:
all of the above….smaller lungs, breathe in more air per pound
The stratospheric chemical that prevents much of the solar ultraviolet radiation from penetrating to Earth’s surface is:
ozone
A benefit of sanitary landfills over “open dumps” is that:
all of the above
When considering using graywater, you might use the water for ________.
flushing toilets
Secondary sewage treatment is designed primarily to ________.
breakdown organic material through decomposition
The greenhouse gas produced from most landfills is ________.
methane
Which of the following is not considered wastewater?
groundwater
Bauxite mining to produce aluminum contributes to ________.
deforestation
Which of the following is the chemical formula for ozone?
O3
Where was ozone thinning first noticed?
Antartica
Sulfur dioxide and nitrogen oxides react with water to produce:
sulfuric acid and nitric acid