Which of the following is not true about nonnative species? A)
They can have positive impacts on an ecosystem.
B)
They can have negative impacts on an ecosystem.
C)
They can be introduced within their natural range.
D)
A nonnative species can be an invasive species.
E)
They will quickly reduce native species population numbers.

C

Explanation:

I don't have a real explanation but all the others are right

accelerated heartbeat, raise in blood pressure, slow in digestion, raise in blood sugar and perspiration. (myers' psychology for ap 2nd edition pg 87)

like many students at university, you may be unhappy about the results you attain in exams. you may feel that even with all you are doing there must be something more -- or different-- you could be doing to get better grades. we have all at some time or other heard of that student who only studies a couple of hours for final exams and scores a's every time. we stand in awe of those who seem to breeze through without undue effort and seem to need very little in the way of studying to nail an exam. the reasons for success, in what i think are the vast majority of cases, are less esoteric than many students think: successful students consistently apply a series of productive strategies with view to attaining clearly identified learning and grade goals throughout the academic term.