Differentiate between biodegradable and non-biodegradable substances with the help of one example each

Differentiate between biodegradable and non-biodegradable substances with the help of one example each. List two changes in habit that people must adopt to dispose non-biodegradable waste, for saving the environment. 

Answer

Biodegradable substances - can be broken down into simpler substances by nature / decomposers / bacteria / saprophytes / saprobionts.

Ex. - Human Excreta/ Vegetable peels, etc. 

Non-biodegradable substances - can't be broken down into simpler substances by nature / decomposers.

Ex. - Plastic/ glass (or any other) 

Habits:

  • Use of separate dustbins for biodegradable and non biodegradable waste,
  • Reuse of things such as poly-bags, etc.,
  • Recycle of waste
  • Use of cotton /jute bags for carrying vegetables etc.
Exam Year: 2015