Question

Red oceanic tides can be due to [BHU 1986]
A) Diatoms
B) Dinophyceae
C) Red algae
D) Blue-green algae

Answer 1

Answer:

Red algae

Explanation:

Red tide is a phenomenon caused by algal blooms during which algae become so numerous that they discolor coastal waters (hence the name "red tide"). The algal bloom may also deplete oxygen in the waters and/or release toxins that may cause illness in humans and other animals.