ENGR 202 - Midterm Exam With
Complete Solution
What are the main landmarks of environmental engineering? - ANSWER
When Nixon created NEPA in 1970
The EPA
What are the 3 essentials for life? - ANSWER air, water, food
What is EPA and when was it established? - ANSWER Environmental
protection agency, established in 1970
What does the EPA do? - ANSWER created research centers > documents. All
documents are free because its government run
When was environment Canada established? and what were the first things
that were studied? - ANSWER Established in 1976 and they studied water ,air,
soil
What are some of the most damaging human activities? - ANSWER 1.
Agriculture - putting chemicals into the soil imposes a negative effect
2. Deforestation - non reversible, will create a desert
3. Urbanization
How do we figure out how dangerous a chemical is? - ANSWER Figure out
the short term effects (acute effects) and long term effects (weeks months
years)
How do we test new products before they go on the market? - ANSWER
, Periodic testing because we cant test long term without waiting to see the
effects
What does it mean for something to be carcinogenic? - ANSWER Substance
capable of causing cancer in living tissues - cancerous
What happens if a substance is part of the list of carcinogens? - ANSWER
Gets treated more strictly and separately
What was the first substance to be on the carcinogens list? - ANSWER
Asbestos
What is the purpose of the NEPA? - ANSWER NEPA requires federal agencies
to assess the environmental effects of their proposed actions prior to making
decisions.
Created by Nixon in 1970
What does CAA stand for? - ANSWER Clean Air Act
What are the 6 priority air pollutants thats the CAA required the EPA to set
standards for? - ANSWER PM: Particular matter
SO2: sulphuric dioxides
CO: Carbon monoxide
NO2: nitrogen oxides
O3: ground-level ozone
Lead
What were the primary and secondary standards from the CAA associated
with? - ANSWER Primary: Concern about human health (stricter) Secondary:
Complete Solution
What are the main landmarks of environmental engineering? - ANSWER
When Nixon created NEPA in 1970
The EPA
What are the 3 essentials for life? - ANSWER air, water, food
What is EPA and when was it established? - ANSWER Environmental
protection agency, established in 1970
What does the EPA do? - ANSWER created research centers > documents. All
documents are free because its government run
When was environment Canada established? and what were the first things
that were studied? - ANSWER Established in 1976 and they studied water ,air,
soil
What are some of the most damaging human activities? - ANSWER 1.
Agriculture - putting chemicals into the soil imposes a negative effect
2. Deforestation - non reversible, will create a desert
3. Urbanization
How do we figure out how dangerous a chemical is? - ANSWER Figure out
the short term effects (acute effects) and long term effects (weeks months
years)
How do we test new products before they go on the market? - ANSWER
, Periodic testing because we cant test long term without waiting to see the
effects
What does it mean for something to be carcinogenic? - ANSWER Substance
capable of causing cancer in living tissues - cancerous
What happens if a substance is part of the list of carcinogens? - ANSWER
Gets treated more strictly and separately
What was the first substance to be on the carcinogens list? - ANSWER
Asbestos
What is the purpose of the NEPA? - ANSWER NEPA requires federal agencies
to assess the environmental effects of their proposed actions prior to making
decisions.
Created by Nixon in 1970
What does CAA stand for? - ANSWER Clean Air Act
What are the 6 priority air pollutants thats the CAA required the EPA to set
standards for? - ANSWER PM: Particular matter
SO2: sulphuric dioxides
CO: Carbon monoxide
NO2: nitrogen oxides
O3: ground-level ozone
Lead
What were the primary and secondary standards from the CAA associated
with? - ANSWER Primary: Concern about human health (stricter) Secondary:
