Translocation (OCR GCSE Biology A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
ShowHide
Practise the questions
13 questions from this quiz
What is translocation in plants?
What is translocation in plants?
Transport of sugars from leaves to other parts
Through which vessels does translocation occur?
Through which vessels does translocation occur?
Phloem vessels
What form are sugars primarily transported in during translocation?
What form are sugars primarily transported in during translocation?
Sucrose
What are leaves called in translocation because they produce sugars?
What are leaves called in translocation because they produce sugars?
The source
In which direction can translocation occur?
In which direction can translocation occur?
In both directions
Which two cell types make up phloem tissue?
Which two cell types make up phloem tissue?
Sieve tube elements & companion cells
What drives the flow of sugars during translocation?
What drives the flow of sugars during translocation?
Pressure differences
What is a sink in translocation?
What is a sink in translocation?
Where sugars are used or stored
What are excess sugars converted into for storage?
What are excess sugars converted into for storage?
Starch
How does increased photosynthesis affect translocation?
How does increased photosynthesis affect translocation?
It enhances translocation rate
How do higher temperatures affect translocation rate?
How do higher temperatures affect translocation rate?
Increase it by speeding up metabolism
Which nutrient is crucial for phloem function in sugar loading?
Which nutrient is crucial for phloem function in sugar loading?
Potassium
Which radioactive isotope is used to trace sugar movement in plants?
Which radioactive isotope is used to trace sugar movement in plants?
Carbon-14