Given below are two statements:
Statement I : Alien species are a significant direct threat affecting 30% of all threatened birds, 15% of all threatened plants and 10% of all threatened mammals.
Statement II : At ecosystem level, alien species affect structural diversity, cause local extinction of native species, change fire and nutrient regimes and nutrient cycling patterns as well as produce allelochemical substances.
In light of the above statements, choose the most appropriate answer from the options given below:
1
Both Statement I and Statement II are correct
2
Both Statement I and Statement II are incorrect
3
Statement I is correct but Statement II is incorrect
4
Statement I is incorrect but Statement II is correct