O Level | Biology Practical 2020 Answers

: Always use a sharp HB pencil for diagrams. Ensure the drawing occupies at least two-thirds of the provided space and is titled correctly (e.g., "Transverse Section of lime fruit").

Contamination between samples if syringes are not washed. o level biology practical 2020 answers

These write-ups are just a sample and may not reflect the exact questions and experiments in your O-Level Biology Practical 2020. However, they should give you an idea of how to approach and answer practical questions. Make sure to follow the instructions and guidelines provided by your teacher or the exam board. Good luck with your exams! : Always use a sharp HB pencil for diagrams

You investigated how temperature affects the release of red pigment from beetroot cells. Higher temperatures generally cause more cell membrane damage, leading to a darker red color in the surrounding water. These write-ups are just a sample and may

: Placing beetroot cylinders in water baths at 40°C, 60°C, and 80°C.