Introduction to Pollution Quiz

Pollution is exclusively caused by humans

• Yes

• No

Plastic and waste waters are ​ (a)   to the environment. The introduction of substances like these to the environment is called ​ (b)   . The elements that cause this are called ​ (c)   .

Garbage is one of the main factors in land pollution. For water pollution, one of the main causes is ​ (d)   from residential homes, among other dangerous liquids ​ (e)   into our lakes, rivers and oceans...

• dumped
• harmful
• pollution
• pollutants
• sewage

Another element that contributes to land pollution is the use of ​ (a)   for farming.

Pollution is more common in ​ (b)   areas, but all environments are ​ (c)   by pollution, especially when our resources are ​ (d)   .

• pesticides
• urban
• rural
• threatened
• polluted

When was plastic invented?

• 1800

• 1950

• 2000

• 1907

What does 'biodegradable' mean?

• That something is man-made

• That something is harmful to living things

• That something can stay the same for hundreds of years

• Something that can be broken down into tiny pieces by bacteria or animals

Is plastic biodegradable?

• It only biodegrades in the ocean

• It depends on the type of plastic

• No, it is not biodegradable

• Yes, it breaks down quickly

How much plastic gets into the ocean every year?

• 1 million tons

• 5 million tons

• 10 million tons

• 8 million tons

How can people help stop plastic pollution?

• Reuse and recycle plastic

• Cut plastic containers into smaller pieces

• Drop plastic on land so it doesn't contaminate the water

• Use paper bags

What happens to plastic that gets into the sea?

• It stays in the ocean and builds up, clogging spaces where sea creatures live

• It sinks to the bottom and decomposes naturally

• It floats to the surface and disappears, leaving no harm

• It dissolves quickly, providing food for sea creatures

Where has plastic been found in the ocean?

• All oceans across the world

• Only in the Pacific Ocean

• In rivers and lakes

• In the Atlantic Ocean and parts of the Pacific