Periodic departure and return of an individual in a population is known as------

Options :
  1. immigration
  2. migration
  3. emigration
  4. mutation
Answer and Explanation :-

Answer: Option 2

Explanation:

Sorry there is no explanation for this answer. Please help others by posting your response below

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : The species listed in the Red Data Book are

Next Question : Which model is more realistic one?

Click here for online test on Ecosystem

Responses


 (Getemail alerts when others member replies)







Whatever comes," she said, "cannot alter one thing. If I am a princess in rags and tatters, I can be a princess inside. It would be easy to be a princess if I were dressed in cloth of gold, but it is a great deal more of a triumph to be one all the time when no one knows it.
-Frances Hodgson Burnett A Little Princess