What is toxicity equivalence factor? – McqOptions

MCQOPTIONS

1.	What is toxicity equivalence factor?
A.	Ratio of the toxicity of a chemical to that of another structurally related chemical (or index compound) chosen as a reference
B.	Ratio of the toxicity of a contaminant to that of another structurally related chemical (or index compound) chosen as a reference
C.	Ratio of the toxicity of a chemical to that of another chemical pollutant chosen as a reference
D.	Ratio of the toxicity of a chemical to that of source
Answer» B. Ratio of the toxicity of a contaminant to that of another structurally related chemical (or index compound) chosen as a reference

Discussion

No Comment Found

Related MCQs

LD50 in a toxicity test stands for ______
What is the third step of risk assessment?
What is the main objective of toxicity assessment?
Which toxicity test is preferable to determine the acute or chronic toxicity of air, water and wastewater discharges or total pollutant loads?
Toxicity test is the experimental study of the adverse effects of exposure of a living organism to a substance for a defined duration under defined conditions.
WHAT_IS_THE_MAIN_OBJECTIVE_OF_TOXICITY_ASSESSMENT??$
LD50 in a toxicity test stands for ______$
What is the third step of risk assessment?$
Which toxicity test is preferable to determine the acute or chronic toxicity of air, water and wastewater discharges or total pollutant loads?
_________ is an interpretation tool which enables toxicity of unknown mixtures of chemicals be converted into the concentration of an equivalently toxic reference substance.