- keystone species is the correct answer.
<u>keystone species</u> which keeps the number of other animal population in
control and low in the entire ecosystem. They play an important role
through this process and helps the food chain effectively.
dominant species - most common species; found often in the ecosystem.
invasive species - which fights for itself survival and can cause harm to
ecosystem. non-native to an ecosystem
Answer: I think the answer is A. because I remember doing it when we were still in school I chose A. and I got a 100%.
QUESTION NUMBER ONE IS A AND FOR QUESTION NUMBER TWO IT IS B
