Biology - Ideas in Context Possible features of questions on the pre release material 4.5 / 5 based on 2 ratings ? BiologyGCSEAll boards Created by: HayleyCreated on: 11-06-12 15:47 What is the definition of biodiversity? A large number of different species/ range of different types of organism in an environment 1 of 5 What are the implications of interdependence? Species are competing for resources, so any change to the ecosystem has far reaching effects and some may not survive. 2 of 5 Why are some areas more prone to alien invaders, when they don't cause a problem in their native environment? Invaded ecosystems may not have natural predators and competitors which would normally control numbers 3 of 5 What is biological control Introducing a natural predator to reduce numbers 4 of 5 What is a law against bringing in alien species an example of? The precautionary principle 5 of 5
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