APES Unit 7-8 Review

Question 1

If thermal (hot) pollution is added to a river, how will DO levels change?

Accepted Answer

Decrease

Question 2

How would you best describe this?

Accepted Answer

Point source polllution

Question 3

Mercury in Fish causes

Accepted Answer

Birth Defects

Question 4

What primary air pollutant makes LA look red?

Accepted Answer

NOx or NO2

Question 5

If LD50 values are high, toxicity is ____

Accepted Answer

Low

Question 6

A landfill must have __ to reduce groundwater contamination and __ to reduce the loss of natural gas.

Accepted Answer

Impermeable Liner and Methane collection system

Question 7

SOx and NOx contribute greatly to ____.

Accepted Answer

Acid Rain/Deposition

Question 8

Radon and smoking are major causes of

Accepted Answer

Lung Cancers

Question 9

As warm tropical climate zones expand, pathogens, infectious diseases, and any associated vectors are:

Accepted Answer

Spreading more widely to other (non tropical) regions

Question 10

How is ground level (BAD) ozone formed?

Accepted Answer

NOx + VOC + Sunlight

Question 11

Primary treatment of sewage is the physical removal of large objects, often through the use of _____

Accepted Answer

screens and grates

Question 12

These can significantly reduce PM2.5 and SO2

Accepted Answer

Electrostatic precipitators and scrubbers

Question 13

PCB's and pesticides effect the _____ system(s)

Accepted Answer

Endocrine & reproductive

Question 14

POPs tend to be toxic because they are soluble in ___, which allows them to accumulate in __ tissues

Accepted Answer

Fat - Fatty

Question 15

__convert car pollutants (CO, NOx, and hydrocarbons) in exhaust into less harmful molecules (CO2, N2, O2, and H2O).

Accepted Answer

catalytic converters

Question 16

What is this picture showing? (This can trap pollutants @ ground level)

Accepted Answer

A temperature inversion

Question 17

Mangroves and Wetlands provide a variety of ecological services, including _____

Accepted Answer

Water purification, flood protection, water filtration, and habitat

Question 18

Malaria is a

Accepted Answer

Vector borne pathogen

Question 19

Dead zones are caused by eutrophication where excess _____ runoff and create algal blooms.

Accepted Answer

Nitrates and Phosphates

Question 20

Major Threats to wetlands and mangroves include: _____

Accepted Answer

Development and pollutants from agriculture

Questions 20