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 12

A city is facing problems with landfill space due to accumulation of waste. Suggest two ways to reduce non-biodegradable waste.

A landfill contains both biodegradable and non-biodegradable waste. What environmental issues can arise from this mixture?

Describe how the use of non-biodegradable pesticides can affect the food chain.

Describe the role of bacteria and fungi in the degradation of biodegradable substances.

Explain the difference between biodegradable and non-biodegradable substances with examples.

Explain the environmental impact of non-biodegradable substances.

Explain why biodegradable waste can sometimes cause environmental problems if not managed properly.

Explain why plastics are considered non-biodegradable.

Explain why recycling is important for managing non-biodegradable waste.

List three factors that affect the rate of biodegradation of a substance.

List two ways to reduce the impact of non-biodegradable substances on the environment.

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

State one advantage and one disadvantage of using biodegradable plastics.