Active transport (OCR GCSE Biology A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
In which direction do particles move during active transport?
In which direction do particles move during active transport?
Lower to higher concentration
What provides the energy needed for active transport?
What provides the energy needed for active transport?
ATP (adenosine triphosphate)
Why is the process called 'active' transport?
Why is the process called 'active' transport?
It requires energy
How does active transport differ from diffusion?
How does active transport differ from diffusion?
It moves particles against gradient
What do root hair cells absorb from the soil?
What do root hair cells absorb from the soil?
Water and mineral ions
Why can't diffusion alone move mineral ions into root hair cells?
Why can't diffusion alone move mineral ions into root hair cells?
Ion concentration higher inside cells
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 levels lower in gut
Why does active transport require energy?
Why does active transport require energy?
Moves particles against natural tendency
What advantage does active transport provide for nutrient absorption?
What advantage does active transport provide for nutrient absorption?
Works when nutrients lower outside cell
Why are concentration gradients maintained by active transport important?
Why are concentration gradients maintained by active transport important?
Crucial for nerve and muscle function
Which organisms rely on active transport?
Which organisms rely on active transport?
Both plants and animals