IGCSE Biology Edexcel 4BI1

4: (a) The organism in the environment

#4.1

understand the terms population, community, habitat and ecosystem

#4.2

practical: investigate the population size of an organism in two different areas using quadrats

#4.3B

understand the term biodiversity

#4.4B

practical: investigate the distribution of organisms in their habitats and measure biodiversity using quadrats

#4.5

understand how abiotic and biotic factors affect the population size and distribution of organisms

3
(b) Inheritance
4
(b) Feeding relationships