Energy Flow in Ecosystems 85. Food chains show how living organisms obtain their food, while food webs show how multiple food chains are interrelated. Which of the following is a true statement regarding food webs? Matter and energy are not conserved as they pass through a food A. web. Matter and energy are conserved as they pass through a food B. web. Ninety percent of the energy that is available at one C. trophic level is transferred to the next level. Ninety percent of the matter that is available at one D. trophic level is transferred to the next level. Energy Flow in Ecosystems Examine the energy pyramid below. Why is the first block containing the plants the widest 86. block?
Energy Flow in Ecosystems 85. Food chains show how living organisms obtain their food, while food webs show how multiple food chains are interrelated. Which of the following is a true statement regarding food webs? A. Matter and energy are not conserved as they pass through a food web. B. Matter and energy are conserved as they pass through a food web. C. Ninety percent of the energy that is available at one trophic level is transferred to the next level. D. Ninety percent of the matter that is available at one trophic level is transferred to the next level. Energy Flow in Ecosystems 86. Examine the energy pyramid below. Why is the first block containing the plants the widest block?