Biology
Grade-8
Easy
Question
Which among the following method is not a better purification approach?
- Distillation
- Chlorination
- Iodine addition
- Reverse osmosis
Hint:
Iodine addition is not a better filtration method
The correct answer is: Iodine addition
- A higher intake of iodine can increases the risk of side effects such as thyroid problems.
- Iodine in larger amounts can cause a metallic taste, soreness of teeth and gums, burning in the mouth and throat, stomach upset, and many other side effects.
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