Biology WBI11/01 May June 2019 | Edexcel International AS Level Past Papers With Mark Scheme

Edexcel International AS/A Level Biology (WBI) Jun 2019

معلم موافق رایگان بودن است.

1. Cell Biology and Microscopy | Identification of cell types, organelle functions, differences between plant and animal cells, calculation of magnification and scale length.

2. Transport and Diffusion | Examples of diffusion and osmosis, experimental setup for movement of substances, roles of partially permeable membranes in transport.

3. Enzymes and Nutrition | Role of enzymes in digestion, testing for food substances (starch, protein), deficiency symptoms from lack of minerals like iron.

4. Photosynthesis and Leaf Structure | Testing for photosynthesis using iodine, adaptations of leaves for light absorption, effect of environmental conditions on rate.

5. Circulation and Immune System | Structure and function of blood components, antibody production by white blood cells, identification of circulatory pathways.

6. Inheritance and Genetics | Interpretation of genetic diagrams, dominant/recessive allele identification, calculating inheritance probabilities using Punnett squares.