In what sphere do chemicals have the shortest average residence time? a) biosphere. b) lithosphere. c) hydrosphere. d) atmosphere. there are 4000 units of energy available to grass at the 1st trophic level of an ecosystem. if the grass is eaten by a mouse & the mouse is eaten by an owl, how many units of energy will be left for the bobcat that eventually eats the owl? a) 4 b) 40 c) 400 d) 2000

Answer ! 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.