Evolution:
. Natural selection
. prehistoric times
. fossils
. certain body parts
. animals that are different but have similar traits
Answer:
the life chain of a particular animal
Answer: False
Explanation: They are replaced every seven years
Your answer would be Why are Sea Lampreys a problem in the Great Lakes?
In the text, it explains the answer for this question. For the other three questions, it's asking for a factor of the paragraph rather than the whole thing. The whole paragraph explains the answers for all of the questions, so it's best to ask why are they causing problems.