INTRO TO POLLUTION

Question 1

Any undesirable change in the
physical, chemical or biological
characteristics of any component of
the environment (air, water, soil),
which can cause harmful effects on
various forms of life or property.

Answer 1

pollution

Question 2

The contamination of air, water, or soil by substances that are harmful to living organisms

Answer 2

pollution

Question 3

can occur naturally
or unnaturally

Answer 3

pollution

Question 4

example of naturally occuring causes of pollution

Answer 4

volcanic eruption

Question 5

example of unnaturally occuring causes of pollution

Answer 5

spilling of oil and disposal or industrial wastes

Question 6

2 types of pollution sources

Answer 6

point source and non point source

Question 7

Single, identifiable sources.

Answer 7

point source

Question 8

Dispersed and often difficult to
identify

Answer 8

non point source

Question 9

Can be monitored and controlled
by a permit system.

Answer 9

point source

Question 10

Associated with stormwater or
runoff

Answer 10

nonpoint source

Question 11

Factories, industry, municipal
treatment plants.

Answer 11

point source

Question 12

Chemicals added to the atmosphere by natural events or human activities in high enough concentrations to be harmful.

Answer 12

air pollution

Question 13

when concentrated gases exceed safe limits.

Answer 13

air pollution

Question 14

2 categories of air pollution

Answer 14

primary and secondary pollutants

Question 15

Emitted directly from identifiable source.

Answer 15

primary pollutants

Question 16

Produced in the atmosphere when certain chemical reactions take place among primary pollutants

Answer 16

secondary pollutants

Question 17

Colorless, odorless, and highly toxic gas that forms during the incomplete combustion of carbon-containing materials.

Answer 17

carbon monoxide (CO)

Question 18

Colorless and odorless gas

Answer 18

Carbon Dioxide (CO2)

Question 19

Gases produced by the chemical interactions between atmospheric nitrogen and oxygen at high temperature

Answer 19

Nitrogen Oxide and Nitric Acid (NOx)

Question 20

Both ____ and ____ play a role in the formation of photochemical smog

Answer 20

NO (95%) ; NO2
(5%)

Question 21

Gas, colorless and odorless in low concentrations, but with irritating
odor in high concentrations.

Answer 21

Sulfur Oxides (SOx)

Question 22

Causes acid precipitation

Answer 22

Sulfur Oxides (SOx)

Question 23

how many people were fatally exposed to high SOx and smoke concentrations in London (1952)?

Answer 23

4,000

Question 24

In the _____, more than ____ lakes in ______ were found with acidity exceeding the natural limits, and in half of them fish populations had dramatically reduced

Answer 24

70s ; 18,000 ; sweden

Question 25

Consists of a variety of solid particles and liquid droplets small and light enough to remain suspended in the air for long periods.

Answer 25

particulate matter

Question 26

Consists of a variety of solid particles and liquid droplets small and light enough to remain suspended in the air for long periods.

Answer 26

Particulate Matter

Question 27

colorless and highly reactive gas, is a major ingredient of photochemical smog.

Answer 27

ozone

Question 28

secondary pollutant that forms from the primary pollutants such as Volatile Organic Compounds (Hydrocarbons) and nitrogen oxides (NOx) in the presence of sunlight. Its formation is mainly from the automobile emission

Answer 28

ozone

Question 29

most cleanest cities

Answer 29

calamba, philippines

Question 30

most polluted regional cities

Answer 30

jakarta, indonesia

Question 31

most polluted air in the world (2018)

Answer 31

bangladesh

Question 32

Contamination of water bodies (e.g. lakes, rivers, oceans, aquifers and groundwater), very often by human activities.

Answer 32

water pollution

Question 33

occurs when pollutants are discharged directly or indirectly into water bodies without enough treatment to get rid of harmful compound

Answer 33

water pollution

Question 34

Occurs as a result of release of pollutants into the ground to natural underground water reservoirs known as aquifers.

Answer 34

groundwater pollution

Question 35

Hazardous substances coming into contact with this surface water (rivers, lakes, lagoons, and oceans), dissolving or mixing physically with the water.

Answer 35

surface water pollution

Question 36

process where too many nutrients, mainly nitrogen and phosphorus, are added to bodies of water and can act like fertilizer, causing excessive growth of algae.

Answer 36

nutrient pollution

Question 37

reduces light penetration in stream, clogs gills of fish and aquatic invertebrates.

Answer 37

sediment

Question 38

act as fertilizer for algae & aquatic plants which can cause highly varying dissolved oxygen levels. At low DO levels, the aquatic life has the potential to be harmed

Answer 38

nutrients

Question 39

can impact life and contaminate drinking water supplies

Answer 39

toxics

Question 40

indicator of possible viruses present in the system.

Answer 40

bacteria pathogens

Question 41

pollutants from agriculture

Answer 41

sediment, nutrients, toxics, bactera/pathogens

Question 42

Most polluted river in the world

Answer 42

Top 1 - Ganges river (india) Top 6 - Marilao river (philippines)

Question 43

also known as Mother Ganga, is the holiest river in India for people of the Hindu faith, believing it is the form of the goddess Ganga on Earth.

Answer 43

ganges river

Question 44

increase of toxic substance in an organism

Answer 44

bioaccumulation

Question 45

biomagnification

Answer 45

increase of toxic substance when going along a food chain from lower to higher level

Question 46

in an organism

Answer 46

bioaccumulation

Question 47

between trophic levels

Answer 47

biomagnification

Question 48

water pollution solutions

Answer 48

prevent groundwater contamination reduce nonpoint runoff reuse treated wastewater for drinking and irrigation find substitutes for toxic pollutants work with nature to treat sewage practice the three R's (reduce reuse recycle) reduce air pollution reduce poverty slow population growth

Question 49

occurs when the presence of toxic chemicals, pollutants or contaminants in the soil is in high enough concentrations to be of risk to plants, wildlife, humans and the soil

Answer 49

soil pollution

Question 50

major causes of soil pollutioin

Answer 50

industrial waste deforestation excessive use of fertilizers and pesticide garbage pollution

Question 51

effects of soil pollution

Answer 51

climate change, loss of soil fertility, impact on human health

Question 52

how to reduce soil pollution

Answer 52

reforestation, controlled farming practices, bioremediation, three R's, use of biodegradable products, reduce use of pesticides and fertilizeres, use of sanitary landfills

Question 53

pollution goes to

Answer 53

air, water, land

Question 54

A mixture of chemicals formed under the influence of sunlight in cities with heavy traffic

Answer 54

Photochemical smog

Question 55

most polluted city in the world

Answer 55

Gurugram city, India

Question 56

Volatile organic compounds

Answer 56

Hydrocarbons

Question 57

Natural underground water reservoirs

Answer 57

Aquifers

Question 58

Nutrients pollution

Answer 58

Eutrophication

Question 59

Source of carbon monoxide (CO)

Answer 59

vehicle exhaust Burning of forests Tabaco smoke

Question 60

source of nitrogen oxide and nitric acid (NOx)

Answer 60

Automobile engines, fossil fuels, industrial plants

Question 61

Source of carbon dioxide

Answer 61

Deforestation Burning of fossil fuels

Question 62

Source of sulfur dioxide

Answer 62

Smelting of sulfide ores Burning of fossil fuels