1.)Which model best displays the complex feeding relationships of all of the organisms in an ecosystem? 2.)Energy Pyramid
How much energy is transferred from one trophic level to the next?

3.)What is the main source of energy for life on earth and which organisms are responsible for capturing this energy?

weathering is the answer.

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.