Which one of the following statements is wrong?

1 2015 AIPMT-I Plant KingdomAlgae Easy
Which one of the following statements is wrong?
A Algin and carrageen are products of algae
B Agar-agar is obtained from Gelidium and Gracilaria
C Chlorella and Spirulina are used as space food
D Mannitol is stored food in Rhodophyceae

Detailed Solution

Mannitol is the stored food of Phaeophyceae (brown algae).
In Rhodophyceae (red algae) food is stored as floridean starch, so this statement is wrong.

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