QUIZ 4

• What is a linear sequence of organisms through which nutrients and

  energy pass as one organism eats another?

  Food chain
• A graphical representation, showing the flow of energy at each trophic

  level in an ecosystem?

  Energy pyramid
• Organisms share the same function and nutritional relationship within the food chain?

  Trophic level
• What is the base of the energy pyramid which indicates the energy available within the PRODUCERS?

  First trophic level
• What are producers?

  Also known as autotrophs, are organisms which create their own food by taking their energy from non-living sources of energy.
• What consists of PRIMARY CONSUMERS?

  Second trophic level
• What are primary consumers?

  These are the herbivores that feed solely on primary producers.
• Where are the secondary consumers?

  On the third trophic level
• What are the secondary consumers?

  Carnivores