Grade 12 Biology Practice Exam

In a survey of northern mountain ash seedlings in northern Ontario, Dvorsky randomly placed eight quadrats (1.0 m x 2.0 m) in a field that measured 100 m by 150 m. Estimate the population density and size if Dvorsky found 2, 0, 0 , 8, 6, 1, 1, and 3 seedlings in the eight quadrats? 2.3 m2 and 40 000. 1.3 m2 and 25 000. 1.3 m2 and 20 000. 2.3 m2 ... ................
................