Help me find a suitable topic for my presentation.

A problem that can be given a scientific solution it can be from biology or chemistry

Sure, here are some potential topics for your presentation:

1. The effects of pollution on marine life - this topic combines both biology and chemistry by examining how various chemicals in the environment impact the health and survival of marine species.

2. The science of fermentation - this topic focuses on the chemical processes involved in converting sugars into alcohol, and can include discussions of the role of yeast, bacteria, and other microorganisms.

3. The chemistry of food preservation - this topic examines the various methods used to preserve food, from canning and refrigeration to the use of preservatives and other additives.

4. The biology of genetic engineering - this topic explores the ways in which scientists manipulate genes to create new traits in plants and animals, and can cover both the ethical implications and the potential benefits of genetic engineering.

5. The chemistry of air pollution - this topic focuses on the sources and effects of various pollutants in the atmosphere, including greenhouse gases, particulate matter, and ozone.