2 Poll Gopalan Asked: November 1, 20212021-11-01T10:11:43+00:00 2021-11-01T10:11:43+00:00In: Class 12 Biology World’s most problematic aquatic weed is: 2 Poll Results 0%a. Azolla 0%b. Wolffia 100%c. Eichornia ( 2 voters ) 0%d. Trapa Based On 2 Votes Participate in Poll, Choose Your Answer. a. Azolla b. Wolffia c. Eichornia d. Trapa Class 12 Science Biology Terminal Exams MCQ Solutions Class 12 Science Biology Important MCQ Solutions Class 12 Biology Chapter-16 Environmental Issues MCQ Questions Answers 12th Biology Science Session 2022-23 class 12 science biology mcq questions answersclass 12 science biology mcq solutions Share Facebook 1 Answer Voted Oldest Recent Roby Joon 2021-11-02T04:23:58+00:00Added an answer on November 2, 2021 at 4:23 am c. Eichornia 1 Reply Share Share Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp Leave an answerLeave an answerCancel reply Featured image Select file Browse Click on image to update the captcha. Save my name, email, and website in this browser for the next time I comment.