cameroon gce advanced level 2025 natural science 3
cameroon gce advanced level 2025 natural science 3
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1. In the laboratory you are provided with Meat and Cassava.
a) Present the steps you will use to experimentally test for the following:
i) Fats (12 marks)
ii) Starch (12 marks)
b) Which of the foods will give a positive test for starch? (1 mark)
NOTE: Present your results in (a) above following the suitable method below:
Aim
Requirements
Method
Procedure
Observation
Conclusion
TOTAL (25 Marks)
2. In an experiment to demonstrate that light is necessary for photosynthesis, you are provided with the following:
- Potted plant
- Iodine solution
- Opaque or black Carbon paper
- Paper clip and a blade.
Explain and demonstrate using diagrams and using scientific method as indicated in the table below, the steps you will use for the experiment.
| AIM | REQUIREMENTS | PROCEDURE | RESULTS | CONCLUSION |
TOTAL (25 Marks)
