12th Class Biology Sample Paper Biology - Sample Paper-2

  • question_answer
    Why Eichhornia, Lantana and Parthenium have become a threat to our biodiversity?

    Answer:

    All the given three species, i.e. Eichhornia, Lantana and Parthenium are exotic species that were introduced into India. These alien species caused environmental damage and threat to our native species. 


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