Question

Which of the following algae are found in deepest ocean waters?

• A. Red algae
• B. Green algae
• C. Yellow algae
• D. Brown algae

Answer 1

The correct option is A Red algae

A. Red algae

Solution : Red algae are to be found in the deepest ocean waters because it contains phycoerythrin pigment that absorbs blue light which penetrates the most deep waters for photosynthesis and appears red because it reflects red light.

So the correct answer is "Red algae".