ATTENTION:
Kindly note that you will be presented with 50 questions randomized from the NOUN question bank. Make sure to take the quiz multiple times so you can get familiar with the questions and answers, as new questions are randomized in each attempt.
Good luck!
ESM231
1 / 50
Which of these events did not occur in the 19th Century
2 / 50
One of these is not true of nicotine.
3 / 50
Pyrethroids that have Peripherial CNS effects are known as
4 / 50
__is the unrestrained, malignant proliferation of somatic cell
5 / 50
Which of these events occurred in the 17th Century?
6 / 50
One of these definitions is known as "the traditional definition of toxicology"
7 / 50
Ludwig Rehn reported elevated incidences of bladder cancer in dye workers exposed to chemicals extracted from
8 / 50
The rate of extent of absorbtion of hydrophobic chemicals depends of these factors except
9 / 50
Many pesticides in use have different modes of action and levels of
10 / 50
Acute toxicity generally very low in
11 / 50
The historical development of toxicology began with____dwellers
12 / 50
__________ has been known to be a poisonous compound for centuries
13 / 50
Exposure to Toluene may lead to one of the following effects:
14 / 50
Depression of the system will lower resistance to infectious disease and facilitate the development of
15 / 50
refers to a single exposure of duration measure in second minutes or hours
16 / 50
One of these substances is a waste from leather products manufacturing industries
17 / 50
is term will be used in contrast to acute exposure and it is of long duration
18 / 50
Which of these is NOT true of Paraquat
19 / 50
During the Phase I reactions an OH group is attached to benzene to change it to
20 / 50
Which of these insecticides can be categorised as High toxic potential insecticide?
21 / 50
The stage in which the cancerous cells become a malignant tumour during the carcinogenic process is known as the
22 / 50
Nitrite can convert haemoglobin to
23 / 50
Exposure to n-hexane and cyclohexane result in loss of myelin and degeneration of
24 / 50
24. The four routes of entry are:
25 / 50
Ingestion of_____can caused black sore syndrome in Turkey
26 / 50
Which of these statements is not true of the enzymes Cytochrome PN450
27 / 50
Ozone can cause all but one of the following effects :
28 / 50
Pyrethroids fall into two categories based on their acute
29 / 50
Following the WHO Recommended Classification of Pesticides by hazard ,slightly hazardous are in CLASS
30 / 50
All but one of these is true of active transport
31 / 50
32 / 50
The toxicological properties of _________ are very similar to those of ethylene
33 / 50
One of these substances can easily be absorbed by the skin:
34 / 50
The primary risk associated with 2,4-D and 2,4,5-T was due to the presence small amounts of dioxin
35 / 50
Which of these statements is NOT true of Rotenone ?
36 / 50
Phase II reaction are also known as
37 / 50
_________ refers to a single exposure of duration measure in second minutes or hours
38 / 50
A mutated cells does not necessarily form a
39 / 50
The alkylation and arylaton of to cause motations is part of the toxicodynamic phase
40 / 50
Acetylcholine, a major neurotransmitterin animals is normallyrapidly deactivated by an enzyme called
41 / 50
is a metalloid which forms a number of toxic compounds
42 / 50
Which of these is not a rodenticides?
43 / 50
Which of these is NOT a symptom associated with back sore syndrome
44 / 50
Elemental mercury may be absorbed by biological system as a
45 / 50
All but one of these are groups of insecticides
46 / 50
What term is used to indicate the ability of a cancer to invade other parts of the body and produce secondary tumours
47 / 50
Ozone irritates the eyes, upper respiratory system and
48 / 50
One of these substances is not colourless.
49 / 50
is measured by octanol:- water partition coefficient in a separatory funnel
50 / 50
Fungicides have the potential to be __based on their mutagenic activity
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