Other questions in this quiz

2. What are decomposers useful for?

  • Making food rot away
  • Recycling resources in the natural world
  • Breaking down dead corpses
  • Eating human and animal waste

3. What is biomass?

  • The mass amount of food eaten by an animal.
  • The mass of vegetation in an ecosystem.
  • The dry mass of living material in an animal or plant.
  • The body mass of an animal or plant.

4. Sewage treatment plans are where...

  • We use machines to inject waters with chemicals to process the water.
  • We use microorganisms to break down the bodily waste we produce.
  • We use volunteers to help clean the sewage from the waste we produce.

5. What are the conditions of decay?

  • Glucose, oxygen and light
  • Water, warmth and oxygen
  • Light, carbon dioxide and water
  • Oxygen, water and light


No comments have yet been made

Similar Biology resources:

See all Biology resources »See all Energy flow through ecosystems resources »