Which of the following is a marine organism?
62. Which of the following statements are true with respect to marine organisms?
1. Periphytons are the unattached organisms which live at air-water interface
2. Planktons are free floating species with limited powers of locomotion
3.Blue whale is Benthic organism
Options:
Which of the following is exclusively a marine animal?
Which of the following activity will reduce the dissolved oxygen in the water and suffocate marine organisms?