Information Multiple choice key Mon. Eating grain-fed beef is a relatively inefficient means of obtaining the energy trapped by photosynthesis.
Lizards are more numerous than snakes.
Refer to the figure on the right, the diagram of a food web, for questions 6-8. Consumption by phytoplankton by zooplankton is so rapid that the standing crop of phytoplankton remains relatively low. Phytoplankton have a relatively short turnover time. Both responses above are correct. The trophic level efficiency of large herbivores such as deer is frequently only about 5 percent.