Question

The red colour phycobilins are known as

• A. Phycocyanin
• B. Phycoerythrin
• C. Chlorophyll a
• D. None of the above

Answer 1

Answer: (B)

Phycoerythrin

Cyanobacteria are the prokaryotic organisms which do not possess chloroplast but they contain the different type of pigments which are used for the synthesis of food. Phycoerythrin is the red coloured pigment. These pigments are known as phycobilins which are present in the blue-green algae. Phycocyanin is the other phycobilin which is blue coloured pigment.

Thus, the correct answer is option 'Phycoerythrin'.