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Laabri

Pollution Formative

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Last updated 19 days ago
45 Nsɛmmisa

Pollution

Section 2

Pollution in the form of plastic bottles and rubbish scattered across a beach

Section 02

Water & Land Pollution

Exploring the impacts of waste, erosion, and contaminants on our vital natural resources.

Aerial view of polluted coastal water showing dark contaminated areas mixing with clear blue water.

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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

What does water pollution primarily affect?

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

What is a major cause of land pollution?

AIR POLLUTION

Key Concepts & Cycles

A. Pollutant: A substance that contaminates* the air, land, or water.

B. Air Pollutants: Include soot, smoke, ash, and gases such as carbon dioxide, carbon monoxide, nitrogen oxides, and sulfur oxides.

C. Smog: Created when sunlight reacts with existing pollutants in the atmosphere.

D. Acid Precipitation: Results from air pollutants reacting with water vapor in the atmosphere.

*having been made impure

Diagram of primary and secondary air pollutants from natural, mobile, and stationary sources

City skyline covered in smog

Diagram showing formation and effects of acid rain

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AIR POLLUTION

Acid Rain & Greenhouse Effect

01. ACID RAIN IMPACTS

Acid rain can kill plants and animals. Reducing the use of high sulfur coal and lowering pollutants from vehicle exhaust can help prevent acid rain.

02. THE GREENHOUSE EFFECT

The atmosphere traps heat through the greenhouse effect; increased carbon dioxide in the atmosphere may cause global warming.

Diagram illustrating the greenhouse effect with sunlight, atmosphere, and Earth.

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AIR POLLUTION

Ozone, Insulation & Water Quality

F. Ozone depletion: The thinning of the ozone layer, is caused by chlorofluorocarbons (CFCs) and can result in increased UV radiation reaching Earth’s surface.

G. Insulation: Can trap indoor air pollutants such as carbon monoxide or radon.

H. Water is polluted: When air or land pollutants enter rivers, lakes, or oceans.

I. Surface water pollutants: Include chemical pesticides, raw sewage, and fertilizer.

Illustration of ozone layer depletion with the Sun, Earth, and damaged ozone layer

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Water & Land Pollution

Seawater, Groundwater, Erosion & Soil

2. Seawater Pollution: Rivers and streams dump pollutants into the ocean; oil spills are also a source of seawater pollution.

3. Groundwater: Can become polluted as it seeps through particles of rock and soil or collects in underground pools called aquifers.

I. Erosion: Is the movement of soil from one place to another; it causes the loss of fertile topsoil.

J. Soil: Can be polluted by solid wastes in landfills or by hazardous wastes such as dangerous chemicals or radioactive materials.

Polluted water flowing from pipes into a body of water

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WATER & LAND POLLUTION

Key Threats & Environmental Impact

01. SURFACE WASTE

Solid waste dumped along a riverbank

Uncontrolled dumping of solid waste along riverbanks directly contaminates freshwater systems and destroys aquatic habitats.

02. SOIL EROSION

Soil erosion in an agricultural field

Heavy rain washes fertile topsoil and agricultural chemical runoff into waterways, carrying harmful pesticides and fertilizers.

03. GROUNDWATER

Illustration of pollutants seeping into groundwater

Pollutants from household activities, gardens, and waste systems seep deep into underground aquifers, threatening drinking water.

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Asemmisa {{asɛmmisaAhyɛnsode}}
3.

What is defined as a substance that contaminates the air?

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Which of the following is NOT considered an air pollutant?

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

What phenomenon is created when sunlight reacts with air pollutants?

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

What do pollutants react with to create acid precipitation?

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

Match the definitions with their terms.

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Air Pollutants

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To make something impure or unclean.

Contaminates

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Occurs from pollutants reacting in sunlight.

Created Smog

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Soot, smoke, and various harmful gases.

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

Match the pollutants with their effects.

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Sulfur Oxides

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Solid residue from combustion or fire.

Ash

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Often results from burning materials.

Smoke

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Contributes to acid rain formation.

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

Match the air pollutants with their types.

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Carbon Dioxide

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Solid particle pollution in the air.

Nitrogen Oxides

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A type of gas pollution.

Soot

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Gases contributing to air quality issues.

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

Match the terms with their definitions.

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Pollutants

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Result of pollutants reacting with water vapor.

Smog

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Substances that contaminate air, land, or water.

Acid Precipitation

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Caused by sunlight reacting with atmospheric pollutants.

Asemmisa {{asɛmmisaAhyɛnsode}}
11.

What can acid rain harm?

Asemmisa {{asɛmmisaAhyɛnsode}}
12.

How can we prevent acid rain?

Asemmisa {{asɛmmisaAhyɛnsode}}
13.

What does the greenhouse effect do?

Asemmisa {{asɛmmisaAhyɛnsode}}
14.

What may cause global warming?

Asemmisa {{asɛmmisaAhyɛnsode}}
15.

Match the cause of acid rain with its impact.

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Vehicle exhaust pollutants

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Harms ecosystems and wildlife

High sulfur coal use

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May lead to environmental damage

Acid rain

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Can kill plants and animals

Asemmisa {{asɛmmisaAhyɛnsode}}
16.

Match the methods to prevent acid rain.

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Reducing vehicle emissions

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Helps reduce acid rain formation

Regulating industrial discharges

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Lowers pollutants affecting air quality

Using low sulfur coal

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Minimizes harmful substance release

Asemmisa {{asɛmmisaAhyɛnsode}}
17.

Match the components of the greenhouse effect.

Draggable itemarrow_right_altCorresponding Item

Greenhouse gases

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Causes temperature rise

Trapped heat in atmosphere

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Contributes to global warming

Increased carbon dioxide levels

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Maintain Earth's temperature balance

Asemmisa {{asɛmmisaAhyɛnsode}}
18.

Match the consequences of greenhouse effect.

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Climate change

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Due to rising temperatures globally

Rising global temperatures

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Linked to the greenhouse effect

Melting polar ice caps

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Results from increased atmospheric CO2

Asemmisa {{asɛmmisaAhyɛnsode}}
19.

What causes ozone depletion in the atmosphere?

Asemmisa {{asɛmmisaAhyɛnsode}}
20.

What can trap indoor air pollutants?

Asemmisa {{asɛmmisaAhyɛnsode}}
21.

What happens when land pollutants enter water bodies?

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22.

Which of the following is a surface water pollutant?

Asemmisa {{asɛmmisaAhyɛnsode}}
23.

Match the process causing thinning of the ozone layer.

Draggable itemarrow_right_altCorresponding Item

Increased UV radiation

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Protects Earth from harmful rays

Ozone layer

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Causes ozone layer depletion

Chlorofluorocarbons (CFCs)

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Result of ozone depletion

Asemmisa {{asɛmmisaAhyɛnsode}}
24.

Identify what can trap indoor air pollutants.

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Radon

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An indoor air pollutant

Carbon monoxide

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Traps indoor air pollutants

Insulation

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Trapped by housing insulation

Asemmisa {{asɛmmisaAhyɛnsode}}
25.

Chlorofluorocarbons (CFCs) contribute to the thinning of the ozone layer.

Asemmisa {{asɛmmisaAhyɛnsode}}
26.

Insulation in buildings helps to reduce indoor air pollution.

Asemmisa {{asɛmmisaAhyɛnsode}}
27.

Only natural substances can pollute water sources.

Asemmisa {{asɛmmisaAhyɛnsode}}
28.

Chemical pesticides are a type of surface water pollutant.

Asemmisa {{asɛmmisaAhyɛnsode}}
29.

What is a common source of seawater pollution?

Asemmisa {{asɛmmisaAhyɛnsode}}
30.

How can groundwater become polluted?

Asemmisa {{asɛmmisaAhyɛnsode}}
31.

What is erosion primarily responsible for?

Asemmisa {{asɛmmisaAhyɛnsode}}
32.

Which waste can pollute soil?

Asemmisa {{asɛmmisaAhyɛnsode}}
33.

Match the pollution type with its source.

Draggable itemarrow_right_altCorresponding Item

Landfills

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Groundwater pollution

Underwater aquifers

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Seawater pollution

Oil spills

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Soil pollution

Asemmisa {{asɛmmisaAhyɛnsode}}
34.

Match the pollutant with its effect on water.

Draggable itemarrow_right_altCorresponding Item

Dangerous chemicals

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Seawater pollution

Solid wastes

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Soil pollution

Rivers and streams

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Groundwater pollution

Asemmisa {{asɛmmisaAhyɛnsode}}
35.

Match the type of pollution to its description.

Draggable itemarrow_right_altCorresponding Item

Seawater

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Collects in underground pools called aquifers

Erosion

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Polluted by rivers and oil spills

Groundwater

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Movement of soil from one place to another

Asemmisa {{asɛmmisaAhyɛnsode}}
36.

Match soil effects with pollution sources.

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Fertile topsoil loss

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Groundwater pollution

Hazardous wastes

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Erosion

Rock and soil particles

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Soil contamination

Asemmisa {{asɛmmisaAhyɛnsode}}
37.

Erosion primarily impacts which natural resource?

Asemmisa {{asɛmmisaAhyɛnsode}}
38.

What does uncontrolled dumping along riverbanks impact?

Asemmisa {{asɛmmisaAhyɛnsode}}
39.

What causes soil erosion during heavy rain?

Asemmisa {{asɛmmisaAhyɛnsode}}
40.

What type of pollutants seep into groundwater?

Asemmisa {{asɛmmisaAhyɛnsode}}
41.

How do agricultural chemicals affect waterways?

Asemmisa {{asɛmmisaAhyɛnsode}}
42.

Uncontrolled dumping of solid waste can contaminate freshwater systems and destroy aquatic habitats.

Asemmisa {{asɛmmisaAhyɛnsode}}
43.

Heavy rain helps to preserve fertile topsoil and prevents agricultural chemicals from entering waterways.

Asemmisa {{asɛmmisaAhyɛnsode}}
44.

Household pollutants can threaten drinking water by seeping into underground aquifers.

Asemmisa {{asɛmmisaAhyɛnsode}}
45.

Soil erosion has no significant impact on the quality of freshwater systems.