Assertion (A): Allelopathy can have both positive and negative effects on plant communities.
Reason (R): Allelopathic chemicals released by plants can inhibit the growth of neighboring plants but can also promote the growth of certain species by reducing competition.
1
Both A and R are true, and R is the correct explanation of A.
2
Both A and R are true, but R is not the correct explanation of A.
3
A is true, but R is false.
4
A is false, but R is true.