Pollution due to human activity

Pollution due to human activity

Multiple Choice

Which statement about the effects of natural events and human activities is true?

• The environment is not usually affected by natural events.

• All human activities change the environment in a negative way.

• Natural events always have a positive impact on the environment.

• Human activities and natural events can damage the environment.

Multiple Choice

Pollution can enter the hydrosphere in many different ways. Which statement describes a type of point-source pollution?

• Oil being transported on a ship spills into the ocean.

• Grease from cars washes into a stream along the roadway.

• Litter along beaches gets pulled into the ocean by the tide.

• Rainwater carries chemical fertilizer from land into a stream.

Multiple Choice

The impact on the planet due to global warming is called...

• climate change
• the seasons
• the weather
• natural change

Multiple Select

What evidence is there to support that Global Warming is occurring?

• Rising ocean temperatures

• Declining arctic sea glacers

• Sea levels rising

• Increase in carbon dioxide in the atmosphere

Multiple Choice

Deforestation of areas considered to be rich sources of genetic material could limit future agricultural and medical advances due to

• the maintenance of dynamic equilibrium 
• the loss of biodiversity 
• an increase in the ecosystem’s carrying capacity
• the depletion of the ozone layer

Multiple Choice

Which human activity is correctly paired with its likely future consequence?

• overfishing in the Atlantic — increase in supply of flounder and salmon as food for people 
• development of electric cars or hybrid vehicles — increased rate of global warming 
• use of fossil fuels — depletion of underground coal, oil, and natural gas supplies 
• genetically engineering animals — less food available to feed the world’s population

Multiple Choice

Which human activity would preserve nonrenewable resources?

• deforestation
• removing carnivores from a forest 
• recycling
• heating homes with fossil fuels  

Multiple Choice

Waste matter that contaminates the water or air or soil.

• Pesticides

• Landfills

• Habitat

• Pollutant

Multiple Choice

If you find no insects at all in a pond or stream, what can you conclude?

• Very Polluted

• Slightly Polluted

• Little or No pollution

• Medium Polution

Multiple Choice

Pollution that comes from many sources rather than from a single, specific site is considered.

• Point Source Pollution

• Acute Pollution

• Non-point Source Pollution

• Persistent Organic Pollutant (POP)

Multiple Choice

Which of the following is NOT considered pollution?

• microplastics in wastewater from fleece being washed in washing machine

• grass planted for a soccer field where a forest was

• light from hotels, casinos, and entertainment places on "The Strip" in Las Vegas

• green crabs (native to the NE part of the US) increasing in population in the San Francisco Bay and crowding out native crabs

Multiple Select

Pollution ___.

• can be from a known or unknown source

• occurs at a greater rate than fixable by the environment through equilibria and negative feedback

• is only matter such as plastics and litter on the sides of roads

• affects organisms forced to live with the pollution

Multiple Choice

A factory dumps extremely hot water into a river. This changes the amount of dissolved oxygen available to living things in the river. How would this pollution be classified?

• point source pollution

• non-point source pollution

• runoff pollution

• sewage pollution

Multiple Choice

Pollutants are introduced into surface or ground water without a specific location source. This is considered ___ pollution.

• point source

• non-point source

• secondary

• biodegradable

Multiple Choice

Wastes produced by agriculture, households, industry, mining, and other human activities can end up in ______________.

• groundwater
• streams and rivers
• oceans
• All of these choices