Organisation of an ecosystem common mistakes

Common mistakes

• Decomposition (biology only) common mistake 1

  Giving a vague answer instead of directly addressing: Explain how oxygen availability affects the rate of decay..

  Fix itAnswer by clearly explaining how to explain how oxygen availability affects the rate of decay..

• Decomposition (biology only) common mistake 1

  Giving a vague answer instead of directly addressing: Calculate rate changes in decay of biological material..

  Fix itAnswer by clearly explaining how to calculate rate changes in decay of biological material..

• Decomposition (biology only) common mistake 1

  Giving a vague answer instead of directly addressing: Translate decay information between numerical and graphical forms..

  Fix itAnswer by clearly explaining how to translate decay information between numerical and graphical forms..

• Decomposition (biology only) common mistake 1

  Giving a vague answer instead of directly addressing: Plot and draw appropriate graphs for decay data using suitable axis scales..

  Fix itAnswer by clearly explaining how to plot and draw appropriate graphs for decay data using suitable axis scales..

• Decomposition (biology only) common mistake 1

  Giving a vague answer instead of directly addressing: Explain how gardeners and farmers provide optimum conditions for rapid decay of waste biological material..

  Fix itAnswer by clearly explaining how to explain how gardeners and farmers provide optimum conditions for rapid decay of waste biological material..

• Decomposition (biology only) common mistake 1

  Giving a vague answer instead of directly addressing: Describe compost as a natural fertiliser produced from decayed biological material..

  Fix itAnswer by clearly explaining how to describe compost as a natural fertiliser produced from decayed biological material..

• Decomposition (biology only) common mistake 1

  Giving a vague answer instead of directly addressing: Explain that anaerobic decay can produce methane gas..

  Fix itAnswer by clearly explaining how to explain that anaerobic decay can produce methane gas..

• Decomposition (biology only) common mistake 1

  Giving a vague answer instead of directly addressing: Describe how biogas generators can produce methane as a fuel..

  Fix itAnswer by clearly explaining how to describe how biogas generators can produce methane as a fuel..

• Decomposition (biology only) common mistake 1

  Giving a vague answer instead of directly addressing: Carry out required practical 10 by investigating the effect of temperature on the rate of decay of fresh milk using pH change..

  Fix itAnswer by clearly explaining how to carry out required practical 10 by investigating the effect of temperature on the rate of decay of fresh milk using pH change..

• Decomposition (biology only) common mistake 1

  Giving a vague answer instead of directly addressing: Apply apparatus and technique skills for required practical 10, including measurement, temperature control, and pH monitoring..

  Fix itAnswer by clearly explaining how to apply apparatus and technique skills for required practical 10, including measurement, temperature control, and pH monitoring..