Deck 21: Environmental Health on Connect

Question 1

Currently, there isn't enough food produced to feed the world's entire population.

Answer 1

False

Question 2

Biodegradation is the process by which organic substances are broken down naturally by living organisms.

Answer 2

True

Question 3

Water pollution from hazardous chemicals is a concern in Canada.

Answer 3

True

Question 4

Fluoridation is a water-treatment process designed to disinfect water.

Question 5

Electronic items, batteries, and fluorescent lights should be disposed of in the regular trash.

Question 6

A recent source of toxic waste is the disposal of computer components.

Question 7

The switch to all digital television will increase the amount of e-waste.

Question 8

E-waste is the fastest growing portion of our waste system.

Question 9

Surface water is more likely to be contaminated with both organic matter and pathogenic microorganisms.

Question 10

Food waste makes up a larger portion of garbage than plastic, wood, and glass combined.

Question 11

Solid waste rapidly decomposes once buried in a sanitary landfill.

Question 12

In the upper atmosphere, ozone is a harmful pollutant; at ground level, it is beneficial.

Question 13

High fertility rates in developing countries are associated with poverty and high child mortality.

Question 14

Pollen is a contributor to air pollution.

Question 15

The biodegrading time of plastic is forever.

Question 16

Greenhouse gasses result in a warming of the earth.

Question 17

Smog is more likely to occur during warm and sunny weather.

Question 18

The field of environmental health grew out of efforts to control communicable disease.

Question 19

The term smog was first used in the early 1900s to describe the combination of smoke and fog.

Question 20

The key pollutant in smog is nitrogen dioxide.

Question 21

All the following are simple steps for protecting the water supply, EXCEPT

A) taking showers instead of baths.
B) watering lawns and garden plants in mid-afternoon.
C) fixing leaky faucets.
D) not pouring old medicines down the drain.

Question 22

In ______________, many kinds of waste materials are collected and used as raw materials in the production of new products.

A) recycling
B) composting
C) biodegrading
D) sanitary landfills

Question 23

Water is usually disinfected by using

A) fluoride.
B) chlorine.
C) filtration.
D) screening.

Question 24

The ultimate solution to the problem of garbage is

A) land burial.
B) burning.
C) sea burial.
D) reduced consumption.

Question 25

Which of the following statements is FALSE regarding environmental health?

A) It has focused on preventing infectious diseases spread by water, waste, food, rodents, and insects.
B) It encompasses all the interactions of humans and their environment and the health consequences of these actions.
C) Environmental pollutants contribute not only to infectious diseases but chronic diseases.
D) Its primary aim is to decrease the burden of chronic disease.

Question 26

Rodents that carry disease-causing microorganisms are referred to as

A) sectors.
B) vectors.
C) carriers.
D) transporters.

Question 27

What is the process by which organic substances are broken down naturally by living organisms?

A) biodegrading
B) recycling
C) septic systemization
D) organic oxygenation

Question 28

According to the World Health Organization, __________ people do not have access to safe drinking water.

A) 1.1 million
B) 2.1 million
C) 3.1 billion
D) 4.1 billion

Question 29

The most publicized health threat associated with polychlorinated biphenyls (PCBs) is

A) arthritis.
B) mental retardation.
C) cancer.
D) birth defects.

Question 30

Which one of the following is NOT one of the four Rs of green consumerism presented in your text?

A) reduce
B) recycle
C) refuse
D) reuse

Question 31

A self-contained sewage disposal system is a

A) slush system.
B) sluice system.
C) septic system.
D) drain field.

Question 32

What percentage of the world's fresh water is available for human use?

A) 1
B) 2
C) 5
D) 10

Question 33

Which of the following is TRUE regarding Canadian water systems?

A) No Canadians have died from contaminated water in the last 10 years.
B) Hazardous chemicals from manufacturing do not infiltrate water systems in Canada.
C) In most areas of Canada, water systems supply adequate, dependable, and safe water.
D) Water shortages are not a concern in the Canada.

Question 34

Sewage contains primarily

A) human feces.
B) heavy metals.
C) paper waste.
D) radioactive waste.

Question 35

Which of the following is NOT considered a recommendation for reducing garbage?

A) Avoid using paper cups by bringing your own china coffee mug to work.
B) Buy products with the least amount of packaging.
C) Use foil or plastic wraps to store food.
D) Do not use glass or plastic containers to store food.

Question 36

Which of the following is NOT considered "e-waste"?

A) old computers
B) old televisions
C) used computer paper
D) old cell phones

Question 37

The water treatment that helps reduce tooth decay is

A) filtration.
B) disinfection.
C) chlorination.
D) fluoridation.

Question 38

Sewage sludge is sometimes used as a fertilizer, unless it is contaminated with

A) heavy metals.
B) high concentrations of water purifiers.
C) high concentrations of fluoride.
D) agricultural chemicals.

Question 39

Heavy-metal contamination of sludge

A) can best be eliminated through burning.
B) is hazardous to health.
C) enhances its use as a fertilizer.
D) cannot be absorbed by water.

Question 40

Sanitary landfills are primarily used to dispose of

A) radioactive waste.
B) solid waste.
C) sewage.
D) recyclables.

Question 41

Which of the following statements is FALSE regarding factors contributing to population growth?

A) Families have more children to ensure enough survive childhood to work for the household.
B) Half the world's couples do not use any form of family planning.
C) Death rates have decreased in the developing world due to improved public health measures.
D) High child mortality rates are associated with low fertility rates.

Question 42

Which of the following statements is FALSE regarding factors in world population growth?

A) There is currently enough food produced to feed the world's entire population.
B) About half the world's energy currently comes from renewable sources.
C) It is the driving force between many of the more recent environmental concerns.
D) High child mortality rates are associated with high fertility rates.

Question 43

The proportion of people age 60 and over will rise to _____ billion in 2050.

A) 1.1
B) 1.6
C) 2.1
D) 2.6

Question 44

The United Nations projects that world population will reach 11.2 billion by

A) 2020.
B) 2050.
C) 2075.
D) 2100.

Question 45

Which of the following is NOT a factor directly related to population control?

A) fertility rates
B) habitat destruction
C) death rates
D) availability of family planning

Question 46

Ground level ozone has been linked with all the following, EXCEPT

A) damaging the lining of the lungs.
B) aggravating asthma.
C) increasing one's risk of lung cancer.
D) reducing lung function.

Question 47

How many people are added to the world's population every minute?

A) 10
B) 75
C) 160
D) 225

Question 48

An Air Quality Health Index of 8 is classified as

A) good.
B) moderate.
C) high risk.
D) very high risk.

Question 49

The Air Quality Health Index is used for all the following, EXCEPT

A) particulate matter.
B) natural gas.
C) ground-level ozone.
D) nitrogen dioxide.

Question 50

Particulate matter is released into the atmosphere by all the following, EXCEPT

A) household furnaces.
B) industrial processes.
C) dust from roadways.
D) combustion of fossil fuels.

Question 51

The United Nations projects that world population will reach 9.8 billion by

A) 2020.
B) 2030.
C) 2050.
D) 2100.

Question 52

World population is increasing at the approximate rate of 83 million people per

A) week.
B) month.
C) year.
D) decade.

Question 53

Tropical rainforests are being destroyed at the rate of one half hectare every

A) week.
B) hour.
C) second.
D) month.

Question 54

Which of the following statements is FALSE regarding air pollution?

A) Research has linked exposure to air pollution to reduced birth weight in infants.
B) Air pollution occurs with every pollen bloom.
C) Increased population growth, especially in urban areas, concentrates the problem.
D) Nuclear energy seems to be the solution to air pollution.

Question 55

Which of the following does NOT contribute to air pollution?

A) forest fire
B) battery-driven golf carts
C) automobile exhaust fumes
D) dust storms

Question 56

Which of the following medical conditions has(have) been linked to air pollution?

A) reduced birth weight
B) reduced lung capacity in teenagers
C) thickening of the arteries in adults
D) decreased blood supply

Question 57

The United Nations projects that world population will reach 8.6 billion by

A) 2020.
B) 2030.
C) 2075.
D) 2100.

Question 58

What is the core reason for many of today's environmental problems?

A) air pollution
B) water pollution
C) dependence on nuclear power
D) rapid population growth

Question 59

The Air Quality Health Index measures:

A) level of carbon monoxide over the previous ten days.
B) deterioration in the ozone layer.
C) whether air pollution levels pose a health concern for Canadians.
D) amount that visibility is diminished by smog.

Question 60

A major contributor to the loss of biodiversity is

A) population growth.
B) technology.
C) tourism.
D) crop harvesting year-round.

Question 61

Which of the following best describes the increase in risk posed by environmental tobacco smoke?

A) cardiovascular disease.
B) bronchitis.
C) asthma.
D) bronchitis, asthma, and cardiovascular disease.

Question 62

Levels of atmospheric greenhouse gases are rising because of

A) combustion of fossil fuels.
B) water pollution.
C) acid rain.
D) the destruction of the ozone layer.

Question 63

___________ is currently the biggest energy consumer in the world.

A) Russia
B) India
C) United States
D) China

Question 64

Ozone loss increases the risk of

A) melanoma.
B) vision impairments.
C) hearing loss.
D) birth defects.

Question 65

A gas or vapour that traps infrared radiation instead of allowing it to escape through the atmosphere is called a(n)

A) air stagnator.
B) temperature inversion column.
C) greenhouse gas.
D) global warming ozone.

Question 66

The disease that is most likely to increase in incidence because of the thinning of the ozone layer is

A) lung cancer.
B) lymphoma.
C) skin cancer.
D) leukemia.

Question 67

Which of the following is an acronym for a recently introduced type of vehicle that has a high fuel economy rating?

A) SUV
B) AQI
C) HEV
D) CFC

Question 68

The most obvious depletion of the ozone layer has occurred over

A) Antarctica.
B) the United States.
C) the equator.
D) Africa.

Question 69

About what percentage of energy used in Canada comes from oil?

A) 25%
B) 30%
C) 40%
D) 55%

Question 70

What percentage of the greenhouse effect may be attributable to carbon dioxide?

A) 10%
B) 25%
C) 45%
D) 60%

Question 71

Which of the following often contributes to major smog occurrences?

A) heavy motor vehicle traffic
B) high temperatures and sunny weather
C) lack of wind
D) all contribute to smog occurrences

Question 72

Release of __________ into the atmosphere is the primary cause of the depletion of the ozone layer.

A) chlorofluorocarbons
B) fluorine
C) PCBs
D) ethanol

Question 73

The ozone layer in the upper atmosphere

A) shields the earth from the sun's ultraviolet rays.
B) facilitates temperature inversions.
C) maintains the pH of rain.
D) is the key component of smog.

Question 74

Which of the following is TRUE regarding the earth's polar ice caps?

A) By 2030, the polar ice could melt way completely during the summer months.
B) Since 2007, there has been less polar ice melting than there was from 2000 to 2006.
C) Experts now believe that polar ice melting will not be a problem for future generations.
D) Polar ice melts cause the stabilization of global weather patterns.

Question 75

The key component of smog is

A) sulfur dioxide.
B) particulate matter.
C) carbon monoxide.
D) ground-level ozone.

Question 76

If the greenhouse effect does raise temperatures worldwide, it is predicted that all the following will happen, EXCEPT

A) change in location of vegetation zones.
B) increased mortality from heat stress.
C) change in weather and ocean patterns.
D) distortion of the earth's orbital path.

Question 77

The greenhouse effect is related to

A) acid rain.
B) global warming.
C) ecological homeostasis.
D) smog.

Question 78

According to scientists, by how much could the earth's average surface temperature rise at the end of the twenty-first century?

A) It will remain about the same.
B) It will increase, but only about 1-degreeC.
C) It will increase from 5-10 degreesC.
D)Scientists refuse to speculate on temperatures that far in the future.

Question 79

Key greenhouse gases include all the following, EXCEPT

A) helium.
B) carbon dioxide.
C) chlorofluorocarbons.
D) methane.

Question 80

Exposure to ________ can cause headaches, chronic bronchitis, dizziness, fatigue, and death.

A) environment tobacco smoke
B) formaldehyde gas
C) carbon monoxide
D) asbestos