2022

• B

  
• C

  
• A

  
• D

  
• D

  
• A

  
• C

  
• D

  
• C

  
• Resources are limited/in short supply

  
• light meter,

  don't cast a shadow

  
• day 2 may have been cloudier

  
• Improve the reliability of the results

  
• soil moisture

  soil pH

  temperature

  humidity

  wind speed

  
• oxygen

  
• light energy to chemical energy

  
• M - light intensity

  N - temperature

  
• to make proteins/ amino acids

  
• algal bloom

  
• an increase in algae will reduce light levels, killing aquatic plants below as they wouldn't be able to photosynthesise