250+ TOP MCQs on Landmark Episode – Seveso Disaster and Answers

Hazardous Waste Management Multiple Choice Questions on “Landmark Episode – Seveso Disaster”.

1. When did Seveso accident occur?
a) 1974
b) 1975
c) 1976
d) 1977
Answer: c
Clarification: Seveso disaster was an industrial accident that occurred on July 10,1976 in a small chemical manufacturing plant.

2. Which chemical was exposed from Seveso disaster?
a) 2,3,7,8 TCDD
b) 1,2,8 TCP
c) 2,4,8,3 TCD
d) 1,2,3,4 TCD
Answer: a
Clarification: 2,4,5 tricholorophenol was being produced from 1,2,4,5 tetrachlorobenze, the accident resulted in exposure of tonnes of to 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD).

3. The affected area was split into zones A, B and C.
a) True
b) False
Answer: b
Clarification: The affected area was split into zones A, B and R in decreasing order of surface soil concentrations of TCDD.

4. Zone A of affected Seveso area had a TCDD soil concentration of greater than _______ micrograms per square meter.
a) 20
b) 40
c) 50
d) 60
Answer: c
Clarification: Zone A of affected Seveso area had a TCDD soil concentration of greater than 50 micrograms per square meter (µg/ m²), it had 736 residents.

5. Zone B of affected Seveso area had a TCDD soil concentration of between _______ and _______ micrograms per square meter.
a) 5, 50
b) 10, 20
c) 20, 30
d) 40, 50
Answer: a
Clarification: Zone B of affected Seveso area had a TCDD soil concentration of between 5 and 50 µg/ m², it had about 4700 residents.

6. Zone R of affected Seveso area had a TCDD soil concentration of less than _______ micrograms per square meter.
a) 2
b) 3
c) 4
d) 5
Answer: d
Clarification: Zone R of affected Seveso area had negligible or a TCDD soil concentration of less than 5 µg/ m², it had 31,800 residents.

7. Industrial safety regulations were passed in the _______ after Seveso disaster.
a) European Community
b) UK Community
c) US Community
d) Paris Community
Answer: a
Clarification: Industrial safety regulations were passed in the European Community after Seveso disaster in 1982 and called that as Seveso Directive.

8. The Seveso Directive is currently referred to as _______
a) Seveso I Directive
b) Seveso II Directive
c) Seveso III Directive
d) Seveso IV Directive
Answer: b
Clarification: The Seveso Directive was updated in 1999, amended again in 2005 and is currently referred to as the Seveso II Directive or COMAH Regulations in the United Kingdom.

9. The __________ Group claimed the immediate action against Seveso disaster.
a) Roche
b) Colin
c) Davis
d) Dennis
Answer: a
Clarification: The Roche Group claimed that the immediate action has to be taken against Seveso disaster and it was initiated by both Givaudan and Roche.

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