Question

There three different quandrants with three different species of plants A,B and C. The total population of each quadrant is 10, 20 and 30 respectively, while Plant A is 0, 5 and 10 in number in each quadrant. Calculate the frequency and relative of species A?​

Answer 1

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• The pupil counts the number of individual plants of the selected species in each quadrat. The result can be expressed as number of plants per square metre. This measure is known as density. The chosen study area measured 10 m x 10 m (100 m2).