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BIOLOGY

JAMB 2005 - Question 38

Biology 2005 JAMB Past Questions - Question 38: The population density of Tridax in an abandoned square farmland of side 200 m was found to be 5 plants per m². The population size of the plant on the farm is

Choose the most appropriate option for the gap .

The population density of Tridax in an abandoned square farmland of side 200 m was found to be 5 plants per m². The population size of the plant on the farm is

A: 1 000

B: 40 000

C: 200 000

D: 40

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Correct Answer

Explanation

The area of the.farm land is 40,000m^2 (Area = L:, 200 x 200m^2). Population size = area of habitat x population density = 40,000 x 5 plants s/m^2 = 200,000 plants.