VIBS 422 Exam Questions and Answers with Verified Solutions |
Latest 2026 Update
Q: name any 2 pesticides
Answer:
DDT & atrazine
Q: what century did the industrial rev. begin
Answer:
18th
Q: where did the industrial rev. begin
Answer:
Britain
Q: point sources
Answer:
direct sources of pollution that can be monitored and measured
Q: non-point sources
Answer:
pollutions sources that cannot be easily monitored or measured (runoff, rain, etc)
Q: EDC in Hinkley, Ca
Answer:
chromium
Q: EDC in navajo nation
Answer:
uranium
Q: EDC in flint water crisis
Answer:
lead
Q: EDC in animas river
, Answer:
toxic orange waste from gold mine (lead, arsenic, beryllium, cadmium, mercury)
Q: body part of highest EDC absroption
Answer:
genitals
Q: bioaccumulation
Answer:
accumulation up a food chain (DDT accumulates in fats)
Q: incidence of cancer has risen from 1976-94
Answer:
36%
Q: why are children susceptible to EDCs
Answer:
-put their hands near their eyes, nose and mouth
-unique diets absorb more chemicals from the environment
-reduced ability to detoxify and excrete EDCs (not fully developed)
- pound for pound exposure is greater
-immature blood-brain barrier
Q: mechanism of EDC in hormone disruption
Answer:
-mimic effects of naturally occuring hormones
-hormones antagonists (blocking receptors)
-reacting directly/indirectly with hormones
-alteration of natural hormones synthesis
-altering hormone receptor levels
Q: HPV chemicals
Answer:
1 million pounds, 500 tons
Q: author of 3rd wave
Latest 2026 Update
Q: name any 2 pesticides
Answer:
DDT & atrazine
Q: what century did the industrial rev. begin
Answer:
18th
Q: where did the industrial rev. begin
Answer:
Britain
Q: point sources
Answer:
direct sources of pollution that can be monitored and measured
Q: non-point sources
Answer:
pollutions sources that cannot be easily monitored or measured (runoff, rain, etc)
Q: EDC in Hinkley, Ca
Answer:
chromium
Q: EDC in navajo nation
Answer:
uranium
Q: EDC in flint water crisis
Answer:
lead
Q: EDC in animas river
, Answer:
toxic orange waste from gold mine (lead, arsenic, beryllium, cadmium, mercury)
Q: body part of highest EDC absroption
Answer:
genitals
Q: bioaccumulation
Answer:
accumulation up a food chain (DDT accumulates in fats)
Q: incidence of cancer has risen from 1976-94
Answer:
36%
Q: why are children susceptible to EDCs
Answer:
-put their hands near their eyes, nose and mouth
-unique diets absorb more chemicals from the environment
-reduced ability to detoxify and excrete EDCs (not fully developed)
- pound for pound exposure is greater
-immature blood-brain barrier
Q: mechanism of EDC in hormone disruption
Answer:
-mimic effects of naturally occuring hormones
-hormones antagonists (blocking receptors)
-reacting directly/indirectly with hormones
-alteration of natural hormones synthesis
-altering hormone receptor levels
Q: HPV chemicals
Answer:
1 million pounds, 500 tons
Q: author of 3rd wave
