Matter, like energy, cannot be created or destroyed, but wha…

Matter, like energy, cannot be created or destroyed, but what does happens to it? [a]A) Chemoautotrophic organisms convert it to energy.B) It can move from one ecosystem to another.C) Detritivores convert solar energy to food matter.D) Heterotrophs convert heat to energy.

Which of the following has the greatest effect on the rate o…

Which of the following has the greatest effect on the rate of chemical cycling in an ecosystem? [a]A) the rate of decomposition in the ecosystemB) the production efficiency of the ecosystem’s consumersC) the trophic efficiency of the ecosystemD) the location of the nutrient reservoirs in the ecosystem

Which true about light in aquatic environments?A) Water equa…

Which true about light in aquatic environments?A) Water equally reflects and absorbs all wavelengths of light.B) Longer wavelengths penetrate to greater depths.C) The zone where light stops penetrating is call aphotic.D) Most photosynthetic organisms avoid the surface where the light is too intense.