Question

Seaweeds are important source of
A. Chlorine
B. Fluorine
C. Iodine
D. Bromine

Answer 1

Hint: Seaweed is an increasingly popular ingredient in cuisines all over the world. It helps support our thyroid gland. It also contains other vitamins and minerals, such as vitamin K, B vitamins, zinc and iron, along with antioxidants that help protect your cells from damage.

Complete Answer:
- Seaweed is a type of algae that develops in the sea. They are a nutrient component for ocean life and range varies in color from red to green to brown to black.
- The current utilizations of seaweeds at present are as cosmetics, fertilizers, human foods, and for the taking out of industrial gums and chemicals. They have the potential to be used as a source of long- and short-chain chemicals with medicinal and industrial uses.
Now, let us find the solution from the option.
- Seaweeds are among the most potent accumulators of iodine. Kelps of the Laminaria genus were identified as a major iodine source.
- Iodine is present at low concentrations all over the ocean waters; a variety of seaweed is the element in very high levels. It has been mentioned that seaweeds could be an important route to transfer iodine to the atmosphere.

Thus, the correct option is C. i.e. Iodine.

Note: Seaweed species such as kelps gives important nursery ecosystem for fisheries and other marine species and save nutrient sources; on the other hand species like planktonic algae, perform a vital role in capturing carbon, producing up to 90% of Earth's oxygen. Understanding these roles offers principles for preservation and continual use. Mechanical dredging of kelp, for instance, destroys the resource and dependent fisheries.