Biodiversity and the distribution of life homework 2
Biotic, abiotic and human influences are all factors which can affect biodiversity in an
ecosystem. You will write a short report (200 words) on the effects of biotic, abiotic and
human influences on biodiversity. You must choose one from each category and describe
the effects on biodiversity in a named ecosystem. You can use the suggestions below or
come up with your own:
Biotic factors


The introduction of grey squirrels to Scotland
Myxomatosis virus in rabbits
Abiotic factors


Forest fires in Australia
Acid rain decreasing the pH of rivers, lakes and ponds
Human activities


Habitat destruction in rainforests
Overfishing in the North sea
Biodiversity and the distribution of life homework 2
Biotic, abiotic and human influences are all factors which can affect biodiversity in an
ecosystem. You will write a short report (200 words) on the effects of biotic, abiotic and
human influences on biodiversity. You must choose one from each category and describe
the effects on biodiversity in a named ecosystem. You can use the suggestions below or
come up with your own:
Biotic factors


The introduction of grey squirrels to Scotland
Myxomatosis virus in rabbits
Abiotic factors


Forest fires in Australia
Acid rain decreasing the pH of rivers, lakes and ponds
Human activities


Habitat destruction in rainforests
Overfishing in the North sea