Consider the following statements regarding seaweeds:
Statement I: Seaweeds are macroscopic algae that are harmful to human beings and marine ecosystems.
Statement II: Seaweeds act as bio-indicators by absorbing excess nutrients and indicating marine pollution levels.
Which of the statements given above is/are correct?
1
1 only
2
2 only
3
Both 1 and 2
4
Neither 1 nor 2