The 2020 Singapore-Cambridge Biology practical focused on and glucose concentration in "urine" samples. Key Task: Benedict’s Test on "Urine" Samples
It was a sunny day in May 2020, and biology students from a local school were heading to the laboratory to conduct their O-level biology practical exam. The topic of the practical was the investigation of photosynthesis in Elodea plants. o level biology practical 2020 answers
| Sucrose (M) | Final length (mm) | Change (mm) | | :--- | :--- | :--- | | 0.0 | +3 | Increase | | 0.2 | +1 | Increase | | 0.4 | 0 | No change | | 0.6 | -2 | Decrease | | 0.8 | -4 | Decrease | o level biology practical 2020 answers