Investigating Ecosystems 0.0 / 5 ? BiologyEcologyIGCSEEdexcel Created by: SophieJ979Created on: 13-10-14 18:07 Name five common terms to describe living things in their environment. Habitat, community, ecosystem, population and environment. 1 of 5 What is biodiversity? A measure of the variety of different species living in a habitat. The more different species there are, the higher the biodiversity. 2 of 5 What is a quadrat? A quadrat is usually a square made out of wire, sometimes with smaller wire squares inside it. 3 of 5 What is a quadrat used for? It is used to count all the different organisms in a population. The organisms under the smaller wire squares can be counted and identified. 4 of 5 When using a quadrat, what should you make sure you do? Place it randomly, so a representative sample is taken. 5 of 5
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