I think the answer should be B as well hope it helps
Answer:
plasma membrane
Explanation:
is the right answerrrrrrrrrrrr
the process plants use to produce food is photosynthesis.
the answer is food (food in the presence of starch=sugar) and oxygen.
An ecosystem is a community of biological organisms that interact within their overall environment. One level up from this is a biome which is a very large geographical area which consists of very particular biological communities that share a similar environment and ecosystem.