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【单选题】

Which is not the reason why we need Environmental Risk Management? ( )

A.
Help reduce or eliminate the environmental damage caused by the organization
B.
Limit the overall operation and development of the company
C.
Assess, mitigate, and monitor certain risks
D.
Established procedures to manage the uncertainty of their operations
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参考解析:
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【单选题】The characteristics ofhepatic microsomal mixed function oxidase systemare as follows

A.
High specificity, limited activity and great individual difference
B.
High specificity, strong activity and great individual difference
C.
High specificity, limited activity and little individual difference
D.
Low specificity, limited activity and great individual difference
E.
Low specificity, high activity and little individual difference

【单选题】Probenecid can increase the efficacy of penicillin, because

A.
They have synergic bactericidal mechanisms
B.
Probenecid can promote metabolism of penicilli
C.
Probenecid can promote the absorption of penicilli
D.
Probenecid can inhibit penicillinase
E.
Probenecid competes with penicillin for excretion in the renal tubules

【单选题】In acidic urine,weak acid drugs

A.
More dissociation, more resorption and slower excretion
B.
Less dissociation, more resorption and slow excretion
C.
Less dissociation, less resorption and faster excretion
D.
More dissociation, less resorption and faster excretion
E.
Less dissociation, more resorption and faster excretion

【多选题】Water pollution caused by anthropogenic sources include _________. ( )

A.
discharge of poorly-treated or untreated sewage
B.
runoff from construction sites
C.
acid rain caused by the industrial discharge of sulfur dioxide
D.
acid rain caused by volcanic discharges