The producer in an energy pyramid contains about 1,000 kcal of energy.

About how much of this energy is used by the producer or lost as heat to the environment?

10 kcal
90 kcal
100 kcal
900 kcal

900 kcal

Explanation:

About 90% of energy is lost to the enviroment in each step of the energy pyramid.

900 kal

Happy to help :D

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.