In blue-green algae, photosystem-II contains important pigment concerned with photolysis of water. It is
A
Phycocyanin.
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B
Cytochrome-c.
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C
Chlorophyll-b.
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D
β-carotene.
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Solution
The correct option is C Phycocyanin. Blue-green algae have the blue-green pigment, phycocyanin that serves as antennae in the photolysis of water at photosystem II and acts as light harvesting complex along with electron carrier. Chlorophyll b is absent in blue-green algae. So, the correct answer is option A.