A keystone species

Options :
  1. has a disproportionately large impact on an ecosystem
  2. typically reduces overall diversity of an ecosystem
  3. is typically an herbivore
  4. is an example of amensalism
Answer and Explanation :-

Answer: Option 1


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 : A population that is at equilibrium is

Next Question : Alien species that cause the most harm are those that

Click here for online test on General Science


 (Getemail alerts when others member replies)

If you don't have a well-thought out dream, you can start by figuring out where you want to go. If you cannot see yourself fairly or accurately represented in the community you live (from restaurants to department stores to clothing choices to conversations at the dinner table) and nothing there makes you feel awake or alive, I suggest you start doing some research on some other communities.
-Kelly Cutrone