Molecules level topic tests (A1,B1,C1,D1)
The Molecules level covers a range of concept from types of bonding to giant metabolic pathways. This test contains the following: A1.1 Water topic test - IB style questions. There is a set of model answers / mark scheme here: A1.1 Water - topic test model answers. These are model answers and include... This test contains the following: A1.2 Nucleic acids topic test - IB style questions. There is a set of model...