πŸŒ– A: ENERGY & ECOSYSTEMS REVISION PACK (TOPIC 5)

KEY TERMS

Flashcards to test yourself on the required ENERGY and ECOSYSTEMS knowledge

ALL THE QUESTIONS

Every ENERGY and ECOSYSTEMS question since 2017 plus an extra question pack

KEY QUESTIONS

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ENERGY & ECOSYSTEMS




Sampling, Investigation, Biodiversity

Good example of an extended response question on the study of a habitat. For a)ii Describe the patterns in the graph, using appropriate terminology where possible and trying to link these patterns to possible explanations. The focus should be on the distribution patterns in the graph, throughout.

  QUESTION   MARK SCHEME

  A LEVEL - PAPER 1 2015 - QUESTION 11


 RELATED LESSONS

If you found this question difficult, choose one of the lessons below for a focused action hour of study.

Index Of Diversity  |  Distribution of Organisms |  Practical #10 Habitats |  Ecosystems Intro |  Sampling |  Algebraic Equations




Biodiversity, Phylogeny, Captive Breeding

Don't spend too much time on one or two mark questions. Try to keep answers concise - give enough points for the number of marks. For c) Think logically and relate your answer back to this specific example.

  QUESTION   MARK SCHEME

  AS LEVEL - PAPER 2 2017 - QUESTION 3


 RELATED LESSONS

If you found this question difficult, choose one of the lessons below for a focused action hour of study.

Captive Breeding |  Phylogeny |  Biodiversity |  Population Key Terms




Data Analysis, Cells

For b) iii it's crucial that you bear in mind the information given to you in the first part of the question. Describing the patterns in the data are where most of the marks are here.

  QUESTION   MARK SCHEME

  A LEVEL - PAPER 1 2018 - QUESTION 7


 RELATED LESSONS

If you found this question difficult, choose one of the lessons below for a focused action hour of study.

Climate Change - Effects |  Climate Change - Causes |  Domains |  Distribution of Organisms




Devise an Investigation

Part a) simply requires you to describe the data in the table. b) is trickier as you'll have to think on your feet. Think through common considerations for practicals and your standard habitat investigations then consider how you could apply these to this compost heap scenario.

  QUESTION   MARK SCHEME

  A LEVEL - PAPER 1 2017 - QUESTION 9


 RELATED LESSONS

If you found this question difficult, choose one of the lessons below for a focused action hour of study.

Practical #10 Habitats |  Succession




Productivity, Graph Skills, Maths Skills

Remember to include the appropriate units when calculating percentage efficiency. For b) iii describe the changes in the graph using the appropriate terminology relating to succession.

  QUESTION   MARK SCHEME

  A LEVEL - PAPER 1 2015 - QUESTION 6


 RELATED LESSONS

If you found this question difficult, choose one of the lessons below for a focused action hour of study.

Productivity |  Succession |  Practical #10 Habitats |  Percentages




Energy Transfer, Productivity, Percentages

Some good examples of a range of energy transfer calculations.

  QUESTION   MARK SCHEME

  A LEVEL - PAPER 1 2019 - QUESTION 2


 RELATED LESSONS

If you found this question difficult, choose one of the lessons below for a focused action hour of study.

Energy Transfer |  Productivity |  Percentages

Q & A

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