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NEET2016BotanyPlant KingdomActual

Which one of the following statements is wrong ?

Options

  1. AAlgae increase the level of dissolved oxygen in the immediate environment
  2. BAlgin is obtained from red algae, and carrageenan from brown algae
  3. CAgar - agar is obtained from Gelidium and Gracilaria
  4. DLaminaria and Sargassum are used as food

Correct answer

B. Algin is obtained from red algae, and carrageenan from brown algae

Step-by-step solution

Algin chemical is taken from brown seaweeds. It is used to make medicine and carrageenan from red algae a substance extracted from red and purple seaweeds, consisting of a mixture of polysaccharides. It is used as a thickening or emulsifying agent in food products.

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