9700/22/M/J/20 · Biology May/June 2020 Paper 22
6 questions, 60 marks. Each one links to its official mark scheme.
- Question 1 · 8 marks · Viruses, Resolution and magnification, Diffusion, osmosis and active transport
- Question 2 · 9 marks · Cardiac cycle, Heart structure
- Question 3 · 10 marks · Pathogens, Prevention and control, Immune responses, Types of immunity
- Question 4 · 10 marks · Organelles, Structure of the gas exchange system, Functions of the tissues, Collagen
- Question 5 · 15 marks · Translocation, Sugars and glycosidic bonds, Nucleotides, ATP and RNA, How enzymes work, Starch, glycogen and cellulose
- Question 6 · 8 marks · The cell cycle, Stages of mitosis
Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.