Question 32 of 56
Q.The storage product in Rhodophyceae is:
(a) Cyanophycean starch
(b) Floridean starch
(c) Paramylon starch
(d) Starch
Puducherry TnboardTamil Nadu HSC First Year (DGE) Board 2022MCQ· 1mImportance★★★★★
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Start your 14-day free trial to unlock the full solution →Rhodophyceae (red algae) store their reserve food as floridean starch, a starch-like polysaccharide structurally similar to glycogen.
Each major class of algae is characterised by a specific pigment composition and a specific stored food reserve, which are used to classify them:
- Chlorophyceae (green algae) store ordinary starch inside chloroplasts (pyrenoids).
- Rhodophyceae (red algae) store floridean starch, which resembles amylopectin/glycogen in structure and is deposited outside the chloroplast in the cytoplasm.
- Cyanophyceae (blue-green algae, which are actually prokaryotic) store cyanophycean starch (glycogen-like) and cyanophycin granules. …
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