Q.

Amensalism can be represented as                   [2021]

1 Species A (+); Species B (0)  
2 Species A (–); Species B (0)  
3 Species A (+); Species B (+)  
4 Species A (–); Species B (–)  

Ans.

(2)

Amensalism is an interaction in which one species is harmed and other is unaffected.