Food chains are relatively short because?
A. of energy recycling in the ecosystem
B. energy gain at each trophic level is high.
C. of energy loss at each trophic level
D. energy flow in an ecosystem is uni-directional.
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.