___ is waste obtained from plants and animals.

• Biodegradable waste
• Non-biodegradable waste

Tags

NGSS.MS-LS2-3

___ is waste that does not rot.

• Biodegradable waste
• Non-biodegradable waste

Leaves and paper are examples of ___.

• Biodegradable waste
• Non-biodegradable waste

Metal cans and plastic are examples of ___.

• Biodegradable waste

• Non-biodegradable waste

Which of these can be decomposed?

• Egg shells

• Leaves

• Pizza crust

• All of these

Biodegradable waste can be transformed into fertilizer by a process called ____.

• Composting
• Recycling
• Reusing
• Wasting

Tags

NGSS.MS-LS2-3

Which of the following materials is non-biodegradable?

• plant waste

• paper

• plastic

• yard waste

Why are non-biodegradable plastics a problem in the environment?

• They do not decompose or break down naturally

• They can cause dead zones

• They are filling up lakes and ponds

• They contain poisons for wildlife

Tags

NGSS.MS-LS2-3

NGSS.MS-PS1-3

Humans are responsible for caring for the earth.

• TRUE

• FALSE

What is waste?

• A part of our body.

• All of the things we don´t use.

• A city in the USA