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Q&A: Questions about Ecology???
1. Deep sea ecosystems are not generally as productive as the surface of the oceans. This is probably largely caused by the limited number of….?
a. autotrophs
b. heterotrophs
c. omnivores.
d. decomposers.
e. primary consumers.
2. Which of the following is a pioneer species in an old field succession?
a.annual grasses.
b. oak
c. birch
d. bushes
and please please can you EXPLAIN?
thank you =]

The pictures have nothing to do with the content!!
The following is the answer:
Answer by Nisa B
1) a. Autotrophs=primary consumers which are responsible for productivity.
2)a. Pioneer= the first able to implant in a thin layer of soil. Grasses have the only roots that fit.
What do you think? Answer below!
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