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HCi > Envi Sci > Flashcards

Envi Sci Flashcards

1
Q

It is the contamination of the environment
by humans adding any substance or energy.

A

Pollution

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2
Q

These are common pollutants
that can affect the environment adversely.

A

Heavy metals, gases, oil, sewage, noise, heat, radiation and pesticides.

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2
Q

The movement on compounds
(molecules) through trophic
levels is called ______

A

Trophic Transfer

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3
Q

It is any matter or energy introduced by
human activities that produces harmful effects on resident populations thus altering community structure.

A

Pollutant

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4
Q

It is the increase in concentration of a substance in successive members of a food chain.

A

Biological magnification

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5
Q

It occurs when toxic substances enter water bodies such as oceans, lakes and rivers leading to the degradation of water quality and rendering it toxic to
human health and the
environment.

A

Water Pollution

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5
Q

It includes wastes coming from
houses and different commercial
establishments. These wastes
usually contain nitrates and
phosphates that are usually
responsible for eutrophication.

A

Domestic Wastes

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5
Q

Causes of Water Pollution

A

Domestic Wastes, Industrial Wastes, Agricultural Wastes

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6
Q

Wastes such as fertilizers,
farm animal wastes, and
sediments contribute to the
pollution of water since they
contain nitrates and
phosphates which are carried
away by water runoff
resulting to eutrophication.

A

Agricultural Waste

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6
Q

It occurs when there is a release of air pollutants in the atmosphere and can bring global effects and is harmful to human health.

A

Air Pollution

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6
Q

It contains large amounts of toxic chemicals. Heavy water pollution occurs when untreated industrial waste is irresponsibly discharged into water bodies.

A

Industrial Wastes

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7
Q

It refers to the phenomenon in which enrichment of nutrients
leads to the increase of algal population in a water body, thereby affecting the aquatic life.

A

Eutrophication

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8
Q

The most significant contributor
to air pollution

A

Automobiles

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8
Q
  • consuming polluted water can cause typhoid,
    cholera, hepatitis, methemoglobinemia, and various other diseases.
A

Disases

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9
Q

Causes of Air Pollution

A

Industrial Pollutants, Automobiles, Burning of Fuels, and Agricultural Activities

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10
Q

Found to produce two-thirds of
sulfur dioxide in the atmosphere,
resulting to acid rain.

A

Burning of Fuels

11
Q

It is a colorless gas produced by
combustion of fossil fuels at
power plants and certain
industrial sources. It along with nitrogen oxide results in acid rain.

A

Sulfur Dioxide

11
Q

It is associated with the burning of forest areas and grasslands to provide pastures and croplands for production.

A

Agricultural Activities

12
Q

It is a brownish-gray haze caused by the action of solar ultraviolet radiation on atmosphere polluted with hydrocarbons and oxides of nitrogen.

A

Photochemical Smog

12
Q

It is a natural phenomenon;
however, the enhanced greenhouse effect
occurs due to elevated air pollutants.

A

Greenhouse Effect

13
Q

Effects of Air Pollution

A

Photochemical Smog, Greenhouse Effect

13
Q

Causes of Soil Pollution

A

Mining Activities, Waste and Sewage Generation Disposal, Agricultural and Livestock Activities

13
Q

It is defined as the presence of pollutants or contaminants in soil, in high enough concentrations to pose a risk to human health and the environment.

A

Soil Pollution

14
Q

Effects of Soil Pollution

A

Impact on Ecosystem Services of
Soil Pollution from Agriculture, Acidification and Crop Loss, Human Health Risks Associated with Soil Pollution

14
Q

Ecological Solid Waste Management
Act of 2000 also known as

A

(RA 9003)

15
Q

(RA 9003) also known as

A

Ecological Solid Waste Management
Act of 2000

16
Q

The term “solid waste” as used in this Act
shall not include:

A

Hazardous Waste, Infectious Waste, Waste resulting from mining activities

16
Q

Toxic Substances and Hazardous and Nuclear Waste Control Act of 1990 also known as

A

R.A. 6969

16
Q

R.A. 6969 also known as

A

Toxic Substances and Hazardous and Nuclear Waste Control Act of 1990

17
Q

True or False: 400 billion metric tons hazardous waste

A

False: Million

HCi (2 decks)

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