Which of the following correctly identifies the most productive layer of a soil profile? A. subsoil, between topsoil and parent material

B. parent material, just above bedrock

C. topsoil, just below undecomposed organic matter

D. undecomposed organic matter, at the very top

Wich organism obtains its energy from dead or decaying matter

Pls in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.

Which are characteristics of flukes? check all that apply. a they are free living. b they are a type of flatworm. c they reproduce sexually. d they have eyespots. e they are segmented.