Clinical toxicity occurs in all of the following micro nutrients except :
A
Fluoride
B
Copper
C
Iron
D
Iodine
Correct Answer: Iodine
Iodine is a micronutrient, goitre can cause due to luck of iodine,so it's micronutrient needy for human body.Except that other known as heavy metal that is harm for human body. Skin cancer,GIT problem,skin pigmentation many others disease may occur due to toxicity of these.