- Quadrates are used to estimate the population size of an organism in two different areas.
- All ecosystems are made up of a number of populations which formed the community.
- The technique is called quadrating, it is based on squares and can be made from an material.
- They form square grids which can consist of 0.25 meter or 1 meter.
- Quadrates are a method of sampling different locations so populations can be compared in two different locations.
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