Biodegradable and Non-biodegradable Substances

Chemistry ⇒ Environmental Chemistry

Biodegradable and Non-biodegradable Substances starts at 9 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Biodegradable and Non-biodegradable Substances. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.

See sample questions for grade 9

A city is facing problems with overflowing landfills. Most of the waste consists of plastic bags and bottles. What type of waste is this, and why is it a problem?

A farmer uses compost made from plant and animal waste. Is this compost biodegradable or non-biodegradable?

A school cafeteria separates food waste from plastic wrappers. Which type of waste management is being practiced for biodegradable substances?

Describe one environmental problem caused by non-biodegradable substances.

Explain how biodegradable substances contribute to the nutrient cycle.

Explain the difference between biodegradable and non-biodegradable substances.

Explain why it is important to reduce the use of non-biodegradable substances.

Explain why plastic is considered non-biodegradable.

List two examples each of biodegradable and non-biodegradable substances.