Waste Materials

What are waste materials?

• materials that are brand new

• materials that are unusable and unwanted.

What is shown in the picture?

What is an example of organic waste?

• Banana peel

• Tin can

• Plastic bottle

• Toy car

All of these are the types of recycling bins except...

• Cans

• Fabric

• Plastic

• Paper

• Glass

Select one statement that is false

• Biodegradable wastes are are decayed by microorganisms and are returned as nutrients to the soil.

• Toxic wastes are non-biodegradable wastes.

• Materials such as glass, plastic and metal are biodegradable.

• Non-biodegradable wastes can pollute the environment.

Select the examples of biodegradable materials

• Human and animal waste

• Paper

• Plastic

• Egg shell

Littering trash in public is a good way to save the earth.

• True

• False

What causes wastes to decay?

What colour is the paper recycle bin?

• brown

• orange

• green

• blue

What does the 3R's stand for?

• Replace

• Reuse

• Recycle

• Restart

• Reduce