Newest Verified And Well Analyzed Exam Questions (Actual
Exam 2026-2027) Correct Detailed & Verified ANSWERS
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Contamination of ground water from feedlots is hazardous because of the threat of:
a. nitrate poisoning.
b. algae poisoning.
c. enterotoxemia.
d. spreading tetanus.
e. mercurial poisoning - ANSWERS-a. nitrate poisoning
In ruminants, in the therapy of hydrocyanic acid poisoning when speed, method of
administration, and potentiation of effects are considered, the choice of antidotes is:
a. methylene blue and sodium tetrathionate.
b. potassium permanganate and sodium nitrite.
c. sodium nitrite and sodium tetrathionate.
d. sodium nitrite and sodium thiosulfate.
e. amyl nitrate and sodium thiosulfate - ANSWERS-d. sodium nitrite and sodium
thiosulfate
In a mosquito program, fogging will control:
a. adults and larvae.
b. only larvae.
c. eggs and adults and larvae.
d. adults only.
,e. eggs only. - ANSWERS-d. adults only.
The adverse health effects of inhaled particle pollution depend on:
a. Inhaled dose
b. Individual susceptibility
c. Age
d. A and B
e. All of the above - ANSWERS-e. All of the above
The AQI health and cautionary statements are pollutant-specific, and they suggest
relatively simple measures people can take to reduce their risk from exposure to air
pollution.
a. True
b. False - ANSWERS-a. True
Smaller ambient air particles (< 10 μm) are more of a health concern than larger
ambient air particles (> 10 μm).
a. True
b. False - ANSWERS-a. True
An Air Quality Index (AQI) value of 101-150 (orange) is the category for which air quality
conditions are:
a. moderate
b. hazardous
c. unhealthy for sensitive groups
d. unhealthy - ANSWERS-c. unhealthy for sensitive groups
Which one of the following statements concerning aflatoxins is NOT correct?
a. Aflatoxins are potent carcinogens and liver toxins and constitute a potential threat to
human as well as animal health.
,b. Aflatoxin B1 and B2 are converted to M1 and M2 toxins in milk.
c. There is a direct correlation between aflatoxins levels in feed and the resulting
aflatoxin levels in milk.
d. Aflatoxins will be found in milk for several weeks after the toxin is eliminated from the
diet.
e. Removing cracked kernels, "fines", weed seeds, storage below 14% moisture, and
regular aeration significantly lower or prevent aflatoxin buildup in stored grain. -
ANSWERS-c. There is a direct correlation between aflatoxins levels in feed and the
resulting aflatoxin levels in milk.
What time of year is Douglas water hemlock (Cicuta douglas) most dangerous to cattle?
a. early spring, when the young growth first appears
b. mid-summer, as the flowering stalk appears
c. late summer, when the mature seeds are present
d. late spring, when the foliage is fully developed
e. winter, when range cattle may be forced to browse on the erect flowering stalks -
ANSWERS-a. early spring, when the young growth first appears
Which one of the following statements regarding nitrate-nitrite toxicity is most accurate?
a. Toxicity is less likely when animals are on a marginal plane of nutrition.
b. Nitrate oxidizes the iron of hemoglobin to the ferric form.
c. Nitrate toxicity is in reality an ammonia intoxication.
d. Nitrate can accumulate in certain plants in amounts toxic to animals.
e. Toxicity is less likely when plants have been shaded than when exposed to sunlight. -
ANSWERS-d. Nitrate can accumulate in certain plants in amounts toxic to animals.
Which of the following plants can cause paresis or paralysis?
a. Kochia spp.
b. Macadamia nuts
, c. Taxus spp.
d. Festuca arundinaceae (Tall Fescue)
e. Bracken Fern (Pteridium aquilinium) - ANSWERS-b. Macadamia nuts
Which plant(s)/toxins induce nicotinic effects in animals?
a. Quinolizidine alkaloids (Lupine spp.)
b. Oaks (Quercus spp.)
c. Ergovaline alkaloids (i.e. Juglans nigra)
d. Pyrrolizidine alkaloids (Senecio spp.)
e. Allium spp. (Onions, Garlic) - ANSWERS-a. Quinolizidine alkaloids (Lupine spp.)
Which plant(s) causes 'chewing disease' in horses with necrosis of the globus pallidus
and substantia nigra?
a. Larkspur
b. Sorghum spp.
c. Centaurea spp.
d. Poison hemlock
e. White snakeroot - ANSWERS-c. Centaurea spp.
Globally, what mammalian species is the leading cause of rabies transmission to
humans?
a. Vulpes spp (foxes)
b. Desmodus rotundus (Common vampire bat)
c. Canis lupus familiaris (domestic dog)
d. Procyon lotor (raccoon) - ANSWERS-c. Canis lupus familiaris (domestic dog)