Environmental Issues Caused by Fertilisers (AQA A-Level Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Why do farmers add nitrogen-containing fertilisers to agricultural land?
Why do farmers add nitrogen-containing fertilisers to agricultural land?
To replace nutrients removed with crops
What biological molecules require nitrogen as an essential component?
What biological molecules require nitrogen as an essential component?
Proteins
What effect do nitrogen-rich soils have on species diversity?
What effect do nitrogen-rich soils have on species diversity?
Reduces biodiversity due to competition
What is leaching?
What is leaching?
Water removing nutrients from soil
What health problem can high nitrate concentrations in drinking water cause in babies?
What health problem can high nitrate concentrations in drinking water cause in babies?
Prevents efficient oxygen transport
What is eutrophication?
What is eutrophication?
Increase of nutrient concentrations in water
What forms at the water surface when nitrate concentrations increase?
What forms at the water surface when nitrate concentrations increase?
An algal bloom
What does the dense algal bloom prevent from reaching deeper water?
What does the dense algal bloom prevent from reaching deeper water?
Light
What do saprobiotic bacteria require for respiration during decomposition?
What do saprobiotic bacteria require for respiration during decomposition?
Oxygen
What toxic waste product do anaerobic bacteria release during decomposition?
What toxic waste product do anaerobic bacteria release during decomposition?
Hydrogen sulphide