Respuesta :

Answer:

16grass/m²

Explanation:

Given parameters:

Number of grasses in quadrat = 4

Area of the square  = 0.25m²

Unknown:

Population density  = ?

Solution:

Population density is the number of organisms per given area;

  Population density  = [tex]\frac{number of grasses}{area of quadrat}[/tex]  

 Population density  = [tex]\frac{4}{0.25}[/tex]   = 16grass/m²