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Question

The iodine is obtained from


A

Polysiphonia

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B

Chlorella

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C

Laminaria

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D

Porphyra

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Solution

The correct option is C

Laminaria


Explanation for correct option

(C) Laminaria

  • Iodine, a component required by the body to produce thyroid hormones, is present in laminaria.
  • Additionally, potassium and iron are abundant in them.
  • Laminaria is used as medicine by some despite major safety concerns.
  • Laminaria is used to treat radiation sickness, high blood pressure, constipation, weight loss, and high blood pressure.
  • Cancer prevention is another use for it.

Explanation for incorrect option

  • Even when heated, Polysiphonia maintains its red coloring and gelatinous shape. In puddings, ice cream, and toothpaste, these red algae are frequently utilised as a vegetable substitute for gelatin.
  • Chlorella, a form of algae, is a fantastic source of numerous vitamins, minerals, and antioxidants, so it has a lot of nutritional punch.
  • Porphyra typically occurs in chilly marine waters. It is a crucial part of the transition from shallow marine waters to the intertidal zone.
  • Hence, options (A), (B), (D) are incorrect.

The iodine is obtained from Laminaria.


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