Environmental Science S2 Unit 3 Post Test

1.      Direct contact with polluted soil can cause skin problems, respiratory problems, and

__________________________in human beings. ________________ often contaminates the soil with harmful chemicals, affecting terrestrial life adversely.

• cancer, mining

• emphysema, fishing

• diabetes, hunting

• Covid, mining

Tags

NGSS.MS-LS1-5

How long do short-lived pollutants (SLCs) persist in the atmosphere?  How do they affect the climate?

• Several months and have no impact on climate.

• A few days to a few decades and make the climate warm

• Centuries and have no impact on weather

• Hours and only influence weather patterns.

Tags

NGSS.HS-ESS3-5

Areas with hypoxia are called _______

• anoxic regions
• oxygen-rich areas
• dead zones

• deoxygenated zones

What is a consequence of air pollution by greenhouse gases emitted by cars?

 

• Improved air quality in urban areas.
• Decreased respiratory diseases among the population.
• Increased biodiversity in ecosystems.
• Increased global warming and climate change.

Tags

NGSS.MS-ESS3-5

Pollutants that come from a single, easily identifiable source, such as untreated water from a factory flowing into a lake.

• Chemical pollutants from agriculture
• Point source pollutants
• Non-point source pollutants
• Biodegradable pollutants

What type of organic pollutants persist in the environment for a long time?

• Biodegradable organic compounds
• Volatile organic compounds (VOCs)
• Heavy metals
• Persistent organic pollutants (POPs)

What is an example of a persistent organic pollutant?

• Pesticides

• Lead
• Benzene
• PCBs

Tags

NGSS.MS-LS2-4

NGSS.MS-PS1-3

   What are the two most important greenhouse gases on the basis of predominance?

 

 

• Water vapor (H2O) and carbon dioxide (CO2)

• Carbon dioxide (CO2) and methane (CH4)
• Carbon monoxide (CO) and sulfur dioxide (SO2)
• Nitrous oxide (N2O) and ozone (O3)

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS2-6

Chlorofluorocarbons consist of which three organic compounds?

• methane, chlorine, and oxygen

• carbon, flourine, and chlorine

• flourine, butane, propane

• propane, carbon, oxygen

Tags

NGSS.MS-PS1-1

   Which continental region has been experiencing the ozone hole every year since the 1980s?

 

• Australia
• North America
• Asia
• Antarctica