Question

Which of the following metals are toxic to humans even at low concentrations Options: 1. Arsenic 2. Lead 3. Iron 4. Selenium

A Options 1, 2 & 3 are correct
B Options 1 & 2 are correct
C All the options (1, 2, 3 & 4) are correct
D All the options (1, 2, 3 & 4) are incorrect
Practice Next

Hey! Ask a query