The Effect of Nutrients (Leaving Cert Agricultural Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does biomass refer to in this practical?
What does biomass refer to in this practical?
Total dry weight of plant material
Which of these are macronutrients needed in large amounts?
Which of these are macronutrients needed in large amounts?
Nitrogen, phosphorus, potassium
What is nitrogen's main role in plant growth?
What is nitrogen's main role in plant growth?
Promotes shoot growth & leaf development
What is phosphorus's main role in plant growth?
What is phosphorus's main role in plant growth?
Supports strong root system development
What is potassium's main role in plant growth?
What is potassium's main role in plant growth?
Improves vigour & disease resistance
How many treatment groups are used in this experiment?
How many treatment groups are used in this experiment?
Five groups
What results do control plants (no added nutrients) show?
What results do control plants (no added nutrients) show?
Very low biomass, pale & stunted
Which treatment produces the healthiest plants with highest biomass?
Which treatment produces the healthiest plants with highest biomass?
Complete NPK treatment
What characterises nitrogen-only plants?
What characterises nitrogen-only plants?
High above-ground, medium below-ground
What characterises phosphorus-only plants?
What characterises phosphorus-only plants?
Strong roots, high below-ground biomass