Active transport (OCR GCSE Biology A, Combined (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
In which direction do particles move during active transport?
In which direction do particles move during active transport?
From lower to higher concentration
What provides the energy needed for active transport?
What provides the energy needed for active transport?
Respiration
Which molecule directly provides energy for active transport?
Which molecule directly provides energy for active transport?
ATP (adenosine triphosphate)
Why is the process called 'active' transport?
Why is the process called 'active' transport?
It requires energy
What do root hair cells absorb from the soil using active transport?
What do root hair cells absorb from the soil using active transport?
Water and essential mineral ions
Where is the concentration of mineral ions often higher in root hair cells?
Where is the concentration of mineral ions often higher in root hair cells?
Inside the cells than in the soil
Which nutrients does the gut absorb using active transport?
Which nutrients does the gut absorb using active transport?
Glucose and amino acids
When is active transport needed in the gut?
When is active transport needed in the gut?
When nutrient concentration is lower in gut than blood
What biological processes rely on concentration gradients maintained by active transport?
What biological processes rely on concentration gradients maintained by active transport?
Nerve impulse and muscle contraction
What does active transport ensure for cells?
What does active transport ensure for cells?
Nutrient uptake even at low external concentration