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Which of the following is not true regarding Harmful Algal Bloom (HAB) toxins?
a. Can cause disease in nanogram to picogram doses.
b. Have distinct odor/taste that deters people and animals.
c. Are highly resistant to heat, acid and freezing.
d. Can pass through the blood-brain barrier.
e. Can act as tumor promoters.
b. Have distinct odor/taste that deters people and animals.
True or False: Evidence suggests that Harmful Algal Blooms (HABs) occurring in
areas where they were previously undocumented because people have
inadvertently introduced organisms into new areas through shipping movements
or the transport of living marine organisms.
True:
Which of the following causes histamine poisoning as a result of consuming
improperly handled dark-meat fish such as tuna or mackerel?
,a. Scombroid
b. Ciguatera
c. Domoic acid
d. Tetrodotoxin
e. Microcystins
A. Scombroid
What tick is generally associated with development of alpha-gal syndrome?
a. Black-legged tick - Ixodes scapularis
b. American dog tick - Dermacentor variabilis
c. Lone star tick - Amblyomma americanum
d. Brown dog tick - Rhipicephalus sanguineus
e. Rocky mountain wood tick - Dermacentor andersoni
c. Lone star tick - Amblyomma americanum
Which of these waste characteristics is not considered hazardous by RCRA?
a. Ignitable
b. Corrosive
c. Reactive
d. Acerbic
d. Acerbic
,What type of waste does Subtitle D of RCRA specifically regulate?
a. Solid hazardous waste
b. Chemical hazardous waste
c. Non-hazardous solid waste
d. Radioactive waste
c. Non-hazardous solid waste
Which of the following methods, according to the EPA, is used approximately 90%
of the time for the disposal and/or destruction of infectious chemical or medical
waste?
a. Microwaving the waste.
b. Sending the waste off to an autoclaving company that is licensed to do this type
of disposal.
c. Placing the waste in a medical "red bag", sealing it air-tight, and then throwing
it away in any hospital dumpster.
d. Incineration by a treatment, storage, and disposal facility (TSDF).
D. Incineration by a treatment, storage, and disposal facility (TSDF).
Which toxin is found in the Northeast and Northwest USA with human signs of
muscle weakness, floating sensation and ataxia?
a. Brevetoxin
, b. Domoic Acid
c. Okadaic acid
d. Saxitoxin
e. Ciguatoxin
d. Saxitoxin
What number of mature dairy cows confined on an animal feed operation for
more than 45 days constitutes a CAFO?
a. 1000
b. 500
c. 300
d. 700
e. 1500
D. 700
Which one of the following elements, used as a fungicide, may be toxic to swine
and to humans eating pork from swine that have ingested the element?
a. Mercury.
b. Iron.
c. Copper.
d. Molybdenum.
e. Cobalt