1 It usually contains only one type of producer.
2 It usually contains a great diversity of species.
3 It contains simple food chains that have more consumers than producers.
<span>4 It contains complex food webs that have more heterotrophs than autotrophs.</span>
Darwin believed that organisms changed gradually over time,but Lamarck thought they changed suddenly.Lamarck believed that organisms could acquire characteristics during their lifetime that they could pass down to their offspring,but Darwin did not believe these traits could be passed down.Darwin believed that species are still changing,but Lamarck believed they had stopped.Lamarck believed that evolution occurred randomly,but Darwin thought it was the result of predetermined plan.Hope this help you!
