Organisation of an ecosystem exam tips

Exam tips

• Levels of organisation exam tip 1

  Use precise biological vocabulary when you explain how to explain that photosynthetic organisms are producers of biomass for life on Earth..

  This keeps your answer tightly aligned to the approved learning objective for Levels of organisation.

• Levels of organisation exam tip 1

  Use precise biological vocabulary when you explain how to describe feeding relationships in a community using food chains..

  This keeps your answer tightly aligned to the approved learning objective for Levels of organisation.

• Levels of organisation exam tip 1

  Use precise biological vocabulary when you explain how to identify producers as organisms, usually green plants or algae, that make glucose by photosynthesis..

  This keeps your answer tightly aligned to the approved learning objective for Levels of organisation.

• Levels of organisation exam tip 1

  Use precise biological vocabulary when you explain how to describe primary, secondary, and tertiary consumers in food chains..

  This keeps your answer tightly aligned to the approved learning objective for Levels of organisation.

• Levels of organisation exam tip 1

  Use precise biological vocabulary when you explain how to define predators as animals that kill and eat prey..

  This keeps your answer tightly aligned to the approved learning objective for Levels of organisation.

• Levels of organisation exam tip 1

  Use precise biological vocabulary when you explain how to explain why predator and prey numbers can rise and fall in cycles in a stable community..

  This keeps your answer tightly aligned to the approved learning objective for Levels of organisation.

• Levels of organisation exam tip 1

  Use precise biological vocabulary when you explain how to interpret graphs used to model predator-prey cycles..

  This keeps your answer tightly aligned to the approved learning objective for Levels of organisation.

• Levels of organisation exam tip 1

  Use precise biological vocabulary when you explain how to describe how quadrats can be used to estimate abundance of a species in a habitat..

  This keeps your answer tightly aligned to the approved learning objective for Levels of organisation.

• Levels of organisation exam tip 1

  Use precise biological vocabulary when you explain how to describe how transects can be used to investigate how distribution changes across a habitat..

  This keeps your answer tightly aligned to the approved learning objective for Levels of organisation.

• Levels of organisation exam tip 1

  Use precise biological vocabulary when you explain how to explain why ecologists use sampling methods to estimate distribution and abundance..

  This keeps your answer tightly aligned to the approved learning objective for Levels of organisation.