What is one biotic factor that affects the size of a population in an ecosystem?
a) local geography
b) number of predators present
c) average yearly temperature
d) average yearly precipitation

as resources become scarce because of population growth, the growth decreases after few years due to lack of resources and food.

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.

genetic variation will increase because of a new habitat and food source.

explanation: