Which of the following organisms show bioluminescence?
Option: 1
Noctiluca
Option: 2
Gonyaulax
Option: 3
Cymbella
Option: 4
Navicula
Answers (1)
Economic importance of Dinoflagellates
Gymnodinium and Gonyaulax make the water look red causing red tides.
Gonyaulax catenella produces a neurotoxin, saxitoxin, which can cause causing paralytic shellfish poisoning (PSP) in the vertebrates when shellfish infected by saxitoxin is consumed by vertebrates.
Noctiluca shows bioluminescence i.e. they emit light.