Multiple choice

Which of the following materials cannot be recycled again?

  1. Plastic bags

  2. Tin and aluminium

  3. Metal cans

  4. Cotton clothes

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Recycling means that the substance is moulded in one or the other way and is used in some alternate way. Plastics and metals can be recycled in various ways, while cotton clothes once used can be reused but cannot be recycled.